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Best Free AEO Tools in 2026 — Win the Answer Box for $0 to $29/mo

The 14 best free and low-cost AEO tools for 2026 — ranked by value. Win AI Overviews, answer boxes, and featured answers without an enterprise budget.

Bottom line

Temso is the best free-to-try AEO tool in 2026: it covers 8 AI engines, closes the full monitor-to-publish loop for winning the answer box, and costs $29/mo after the no-card free trial — the best all-in value at any price point in the category.

Last updated June 2026. Added Knowatoa, refreshed Ahrefs Brand Radar pricing, and updated Otterly.AI to reflect its G2 High Performer and Gartner Cool Vendor recognitions.

TL;DR

Temso is the top pick: $29/mo after a no-card free trial, 8 AI engines included on every plan, and a built-in workflow that takes you from “which answer boxes am I losing?” to “the FAQ schema is live” without leaving the tool. AirOps is the only platform with a genuinely permanent free tier, though its answer-box strengths sit behind a steep pricing jump. Otterly.AI is the strongest independently recognised entry-level tracker with a GEO Audit Engine at $29/mo. The full ranking: /rankings/aeo-tools.

At a glance

#ToolBest forFree entryPaid from
1TemsoClosing the full AEO loop (monitor + fix + publish)No-card free trial$29/mo
2AirOpsSolo analysts wanting a genuinely permanent free tierFree Solo tier (100 prompts, ChatGPT)~$2,000/mo Pro
3Otterly.AILowest-cost dedicated answer-box tracker with GEO audit14-day trial (no card)$29/mo Lite
4KnowatoaDiagnosing WHY competitors win the answer box7-day trial (no card)$59/mo Starter
5Otto SEO (Search Atlas)AEO execution bundled with traditional SEO automation7-day trial (no card)$79/mo Starter
6Surfer SEOContent writers optimising FAQ and long-form for AI citationFree trial$49/mo Discovery
7SE Ranking / SE VisibleTraditional SEO teams adding answer-box tracking14-day trial (no card)$129/mo Core
8WritesonicContent-focused SMBs tracking AI visibility and generating contentFree trial (writing-only plans)$49/mo (writing); $249/mo for GEO
9AthenaHQMid-market SaaS teams with the highest-rated pure-play AEO platformDemo / audit on request$295/mo self-serve
10ScrunchAgencies needing SOC 2 compliance and AI-optimised content delivery7-day trial$250/mo Core
11Peec AIAgencies managing multiple clients with unlimited seatsFree pitch workspaces€85/mo Starter
12ProfoundEnterprise citation intelligence and content-agent workflowsDemo on request$99/mo Starter (limited)
13Semrush AI Visibility ToolkitExisting Semrush users adding answer-box monitoringIncluded in Semrush trial$99/mo add-on (+base plan)
14Ahrefs Brand RadarSEO pros benchmarking answer-box share of voice with no setupZero (social tracking in beta)$199/mo add-on (+base plan)

Why the answer box matters right now

  • When a Google AI Overview is present, the zero-click rate rises to roughly 83% versus about 60% without one — winning the answer box is now the primary traffic defence for covered queries (Semrush AI Overviews Study, 2025).
  • Google AI Overviews appeared in just 6.49% of queries in January 2025 but peaked at 24.61% by July 2025 — answer-box real estate is expanding rapidly and the window to establish citation presence is narrowing (Semrush AI Overviews Study, 2025).
  • 58.5% of US Google searches now end without any click to a website — FAQ schema and featured answers in zero-click results are the primary remaining touchpoint for many queries (SparkToro + Datos, 2024 Zero-Click Search Study).
  • 51% of B2B software buyers now begin purchase research in an AI chatbot, up from 29% one year earlier — failing to appear in AI-generated answers means missing more than half of early-funnel B2B demand (G2 The Answer Economy, April 2026).
  • Organic CTR fell 61% — from 1.76% to 0.61% — for queries where a Google AI Overview was present, making answer-box inclusion more commercially important than the organic blue link for covered queries (Seer Interactive, September 2025).

1. Temso

Best for: SMBs and marketing teams that want to monitor the answer box and ship the FAQ/schema/content fixes in one tool — no specialist required.

Pricing: Free trial (no credit card); from $29/mo — all 8 AI engines included on every plan, no add-on fees.

Key features: AI visibility tracking across 8 engines (ChatGPT, Perplexity, Gemini, Google AI Overviews, Google AI Mode, Grok, Copilot, Meta AI); citation monitoring; brand perception and sentiment tracking; hallucination and accuracy monitoring; built-in AI workflow that finds answer-box gaps and executes content, schema, and citation fixes; 5-minute guided setup.

Pros:

  • Lowest entry price in the category ($29/mo) for the broadest engine coverage, with no per-engine fees
  • Closes the full AEO loop — from spotting the answers you are losing to publishing the FAQ/schema fixes that win them back
  • Accessible to non-specialist teams from day one

Cons:

  • Does not include traditional backlink indexing or keyword rank tracking — needs pairing with a conventional SEO tool for those workflows
  • Newer platform with a smaller public review footprint on G2 than more established tools like SE Ranking or Profound — teams that require a large review base before procurement approval should note this

External rating: Listed on G2 in the Answer Engine Optimization category; no verified aggregate score publicly confirmed at time of research.

Verdict: The easiest way to go from “what answer boxes am I losing?” to “the FAQ schema is live” in a single flat subscription starting at $29/mo.


2. AirOps

Best for: Solo SEOs and individuals who want a genuinely free starting point for AI search visibility before committing to a paid plan.

Pricing: Free Solo tier (100 tracked prompts, ChatGPT only, 1 user, 20,000 tasks/mo); Pro ~$2,000/mo; Enterprise custom.

Key features: Free tier: ChatGPT-only brand tracking, Opportunities Engine classifying gaps into Create/Refresh/Outreach/Community; paid tiers add 5-engine monitoring, Grid bulk workflow, Page360 (AI + GSC + GA4), native CMS publishing to Webflow/WordPress/Contentful.

Pros:

  • Only platform in the category with a genuinely free tier (not just a trial)
  • Monitoring data feeds directly into an Opportunities Engine so you know which answer boxes to target
  • Unlimited-seat Pro tier makes team scaling cost-effective

Cons:

  • Free tier is ChatGPT-only with 100 prompts — Google AI Overviews, Gemini, Perplexity, and broader answer-box coverage require upgrading to Pro (~$2,000/mo), a steep jump
  • Significant workflow setup time before Grid delivers value at scale

External rating: No public rating yet.

Verdict: The only meaningful free tier in AEO monitoring, but its zero-click and answer-box strengths only unlock at an enterprise price point.


3. Otterly.AI

Best for: Freelancers, solo SEOs, and small teams wanting the lowest-cost dedicated answer-box tracking tool with a real GEO audit engine.

Pricing: 14-day free trial (no credit card); Lite $29/mo (15 prompts); Standard $189/mo; Pro $989/mo; Enterprise custom.

Key features: Prompt-level citation tracking across ChatGPT, Perplexity, Google AI Overviews, Google AI Mode, Gemini, and Copilot; GEO Audit Engine (20+ on-page factors including schema and citation readiness); AI Prompt Research drawing on 10M+ daily prompts; automated weekly brand reports; 101+ workflow templates; public API and Claude Skill integration (June 2026).

Pros:

  • G2 High Performer (AEO category, Winter 2026) and Gartner Cool Vendor 2025 — strongest third-party recognition at this price tier
  • GEO Audit Engine surfaces FAQ/schema gaps specifically
  • 14-day no-card trial is genuinely risk-free

Cons:

  • Lite plan (15 prompts) is enough only for single-brand monitoring
  • Competitive benchmarking and deeper execution features require Standard ($189/mo)
  • Does not cover Claude, Grok, or Meta AI natively

External rating: G2 High Performer, Answer Engine Optimization category, Winter 2026; Gartner Cool Vendor 2025 (AI in Marketing); no verified aggregate star score confirmed in live G2 data.

Verdict: The strongest independently recognised low-cost AEO tracker, with a GEO audit that pinpoints exactly which schema and FAQ gaps are costing you the answer box.


4. Knowatoa

Best for: B2B marketing teams that want diagnostic depth — understanding why competitors win the answer box — without paying enterprise prices.

Pricing: 7-day free trial (no credit card); Starter $59/mo (30 questions, ChatGPT + AI Mode + AI Overviews); Growth $199/mo (7 engines, 100 questions); Enterprise from $499/mo.

Key features: BISCUIT Framework reverse-engineering why AI recommends competitors; 7-engine tracking with full AI Answer Snapshots showing cached responses with citation sources; competitor gap analysis; source opportunities analysis (high-influence sources not yet citing you); done-for-you AI content agents on Growth; dedicated account rep on every plan including Starter.

Pros:

  • Dedicated account rep included at $59/mo — unusual and valuable for teams new to AEO
  • BISCUIT Framework delivers diagnostic clarity beyond raw tracking
  • No-card 7-day trial with free AI visibility audit requires no commitment

Cons:

  • Starter covers only 3 engines — Gemini, Claude, and Perplexity require Growth ($199/mo)
  • 30-question cap on Starter limits brands monitoring multiple answer-box topics
  • No verified public third-party reviews yet

External rating: No public G2/Capterra rating yet.

Verdict: Best entry-level AEO tool for teams that want to understand the “why” behind answer-box losses, not just the “what”.


5. Otto SEO (Search Atlas)

Best for: SEO agencies and growing businesses that want AEO execution (not just tracking) bundled alongside traditional SEO automation.

Pricing: 7-day free trial (no credit card); Starter $79–99/mo (limited LLM visibility); Growth $159–199/mo (LLM Visibility + 2 OTTO projects); Pro $319–399/mo; Agency ~$999/mo.

Key features: OTTO SEO AI agent autonomously executes technical fixes, on-page optimization, and content updates via a connected pixel; LLM Visibility tracking across ChatGPT, Gemini, Perplexity, SearchGPT (Growth+); Content Genius AI content creation; Atlas Brain conversational SEO strategy; Smart Ads automation; GBP Galactic for local SEO.

Pros:

  • OTTO’s implementation-first model deploys fixes directly — closer to AEO execution than any other tool at this price range
  • Bundles LLM visibility + SEO + content + paid ads at $199/mo, strong consolidation value
  • 7-day full-feature trial

Cons:

  • LLM Visibility locked behind Growth ($199/mo); Starter has very limited AI search tracking
  • Trustpilot rating (3.5/5 from 172 reviews) flags recurring support and billing complaints not reflected in G2/Capterra scores

External rating: G2: 4.8/5 (94 reviews); Capterra: 4.9/5 (67 reviews); Trustpilot: 3.5/5 (172 reviews).

Verdict: If you want an AI workflow that actually deploys answer-box fixes rather than just reporting on them, OTTO SEO is the most execution-forward option at accessible pricing.


6. Surfer SEO

Best for: Content teams that write FAQ and long-form content and want to optimize for AI citation and answer-box inclusion in the same editor.

Pricing: Free trial on all plans; Discovery $49/mo; Standard $99/mo; Pro $182/mo; Peace of Mind $299/mo (yearly). Enterprise from $999/mo.

Key features: Content Editor with real-time NLP Content Score for Google and AI citations; AI Tracker monitoring brand visibility across ChatGPT, Perplexity, Google AI Overviews, Google AI Mode, and Gemini; Topical Map for content-cluster authority; Mention Gap analysis; 1-click content optimization; native WordPress/Google Docs/Contentful integrations.

Pros:

  • Content optimization and AI visibility tracking are tightly integrated — write FAQ content and optimize for the answer box without switching tools
  • $49/mo Discovery entry with free trial is among the lowest in the category
  • Capterra 4.9/5 from 421 reviews

Cons:

  • Standard plan ($99/mo) tracks only ChatGPT weekly — multi-engine daily answer-box tracking requires Pro at $182/mo
  • No Copilot or Grok coverage
  • No real-time site monitoring beyond content audits

External rating: Capterra: 4.9/5 (421 reviews).

Verdict: Best for content writers who want to optimize FAQ schema and long-form answers for the answer box without leaving their writing workflow.


7. SE Ranking / SE Visible

Best for: SEO agencies and teams already using traditional rank tracking who want AEO and answer-box monitoring bundled into one established platform.

Pricing: 14-day free trial (no credit card); SE Ranking Core $129/mo (100 AI prompts/day, 5 engines); Growth $279/mo; AI Search Add-on +$89/mo; SE Visible standalone from $99/mo.

Key features: AI Visibility Tracker — daily tracking of brand mentions and links in Google AI Overviews, AI Mode, ChatGPT, Gemini, Perplexity; AI Competitor Research with side-by-side benchmarking; cached AI answer snapshots; SE Visible standalone strategic dashboard with sentiment and citation analysis; full traditional SEO suite (rank tracking, backlinks, audit, local SEO); MCP/API access.

Pros:

  • Best-in-class traditional SEO paired with GEO — answer-box tracking alongside rank tracking, backlinks, and site audit in one dashboard
  • G2 4.8/5 across 1,371+ reviews is the strongest trust signal in this group
  • 14-day no-card trial is risk-free

Cons:

  • GEO coverage limited to 5 engines — Claude, Copilot, Meta AI, Grok, and DeepSeek absent
  • Three overlapping products (SE Ranking, AI Add-on, SE Visible) create pricing confusion
  • GEO-only buyers overpay relative to specialist AEO tools

External rating: G2: 4.8/5 (1,371+ reviews); Capterra: 4.7/5 (284+ reviews); SE Visible: 5.0/5 (2 reviews — too few to be statistically meaningful).

Verdict: The safest all-in-one upgrade for traditional SEO teams adding answer-box tracking — backed by the strongest review footprint in this comparison.


8. Writesonic

Best for: Content-focused SMB teams that want to generate FAQ/schema-ready content and track AI visibility in one subscription.

Pricing: Writing-only plans from $49/mo; AI visibility (GEO) features require Basic $249/mo ($199/mo annual) or Growth $499/mo.

Key features: AI visibility tracking across ChatGPT, Gemini, Google AI Overviews (Basic/Growth); adds Perplexity, Claude, Copilot, Google AI Mode, Grok at Enterprise; Brand Presence tracking; sentiment analysis (Growth+); AI bot analytics (WordPress/Vercel/Cloudflare); built-in AI content generation; Action Center with prioritized recommendations (Enterprise only).

Pros:

  • Built-in AI content generation lets teams act on answer-box gaps without switching tools
  • G2 4.7/5 from 2,113 reviews shows strong satisfaction for core writing features
  • 8-engine Enterprise coverage is one of the broader sets in mid-market

Cons:

  • Action Center — the feature that makes GEO insights actionable — is Enterprise-only
  • $249/mo Basic covers only 3 engines and 100 prompts with no sentiment or recommendations
  • AI writing quality described as generic in independent reviews

External rating: G2: 4.7/5 (2,113 reviews — primarily reflects the AI writing tool, not the GEO suite).

Verdict: Strong AI writing foundation with GEO layered on, but the features that actually move the answer-box needle are locked behind Enterprise.


9. AthenaHQ

Best for: Mid-market SaaS and B2B teams that want the highest-rated pure-play AEO platform with an action-oriented content workflow.

Pricing: No free tier; demo/audit available on request; Self-serve $295/mo (3,500 credits/mo); Enterprise custom.

Key features: Unified AI visibility tracking across ChatGPT-4, Gemini Pro, Claude, and Perplexity; Athena Citation Engine (ACE) analysing citation-probability patterns; Action Center prioritizing specific content to create or update with reasoning; integrated content production suite (briefs, outlines, full articles) tied to visibility gaps; competitive benchmarking and share-of-voice; unlimited seats on self-serve.

Pros:

  • Highest G2 rating in the AEO category (4.9/5, 33 reviews) with documented ROI cases including 50% demo increases and 10x citation rates
  • Action Center tells teams exactly what FAQ/schema content to fix and why
  • Unlimited seats eliminates per-user cost escalation

Cons:

  • Credit-based model creates unpredictable costs at scale — heavy users exhaust 3,500 monthly credits and must purchase more
  • No free tier (only a demo/audit)
  • Covers only 4 engines, missing Google AI Overviews/AI Mode natively

External rating: G2: 4.9/5 (33 reviews as of June 2026).

Verdict: The highest-rated AEO platform by G2 score, best for mid-market teams that want a clear content action plan for the answer box without guessing.


10. Scrunch AI

Best for: Agencies and enterprise teams that need SOC 2-compliant AEO monitoring plus a technical layer that serves AI-optimized content directly to LLM crawlers.

Pricing: 7-day free trial; Core $250/mo (4 LLMs, 125 prompts, 5 site audits/mo, 5 users); Agency Core $500/mo; Enterprise custom.

Key features: Multi-LLM monitoring across up to 9 platforms on Enterprise; Agent Experience Platform (AXP) serving AI-optimized content directly to LLM crawlers without changing the human-facing site; site auditing; agent traffic analysis (CDN-level AI bot tracking); AI Search Trends for emerging prompt patterns; SOC 2 Type II, RBAC, SSO on Enterprise.

Pros:

  • Broadest feature completeness in the market — only platform covering monitoring, auditing, optimization, content delivery, and enterprise readiness
  • AXP technically differentiates by serving answer-box-ready content at the retrieval layer
  • G2 4.6/5 from 72 verified reviews

Cons:

  • Core plan (4 LLMs, 125 prompts) is underpowered for serious enterprise answer-box programs — meaningful coverage requires Enterprise at undisclosed custom pricing
  • Content generation not yet available (2026 roadmap)
  • Third-party reviewer scored actionable insights at 2/5, noting optimization features are still in beta

External rating: G2: 4.6/5 (72 reviews as of June 2026).

Verdict: The most technically complete AEO platform for serving AI-optimized answers at the crawler level, though execution features are still maturing.


11. Peec AI

Best for: Marketing agencies managing multiple clients who need unlimited-seat AEO monitoring with pitch workspaces and long-tail engine coverage.

Pricing: No free tier; free pitch workspaces for prospect audits; Starter €85/mo; Pro €205/mo; Advanced €425/mo; Enterprise custom (EUR-denominated; add-ons for Claude and Gemini AI Mode).

Key features: Prompt-level visibility tracking across 9+ engines with daily updates; share of voice tracking; source attribution and gap analysis; Actions feature converting gap data into a prioritized execution task queue; unlimited user seats on every plan; free pitch workspaces for prospect brand audits.

Pros:

  • Only major AEO platform without per-seat fees — genuinely agency-friendly at scale
  • Best long-tail engine coverage including DeepSeek, Llama, and Grok
  • $29M in funding (Series A, November 2025) signals continued development

Cons:

  • No free trial — evaluation requires committing to a paid plan or using pitch workspaces (limited to prospect audits)
  • Claude and Gemini AI Mode are paid add-ons that raise the effective price
  • Actions tells you what to do but does not execute fixes for you

External rating: No public rating yet.

Verdict: Best agency-focused AEO monitoring platform with unlimited seats and long-tail engine coverage, though there is no free trial to lower evaluation risk.


12. Profound

Best for: Enterprise and Fortune 500 brands with dedicated AEO headcount that need the deepest citation intelligence and content-agent workflows.

Pricing: No free tier; Starter $99/mo (ChatGPT only, 50 prompts — limited for production use); Growth $399/mo (full coverage, 100 daily prompts); Enterprise custom.

Key features: Answer Engine Insights across 9+ engines; Prompt Volumes showing real-user AI query demand; visual citation maps; autonomous content-creation agents; Agent Analytics tracking how AI crawlers access your site; Shopping Intelligence for ChatGPT Shopping product placement.

Pros:

  • Widest engine coverage and most granular citation attribution
  • Prompt Volumes is a genuine differentiator for answer-box strategy aligned to real demand
  • Recognised in G2 2026 Best Software Awards

Cons:

  • Effective entry is $399/mo — Starter is too limited for a real AEO program
  • No multi-account or agency workspace
  • Traffic attribution relies on CDN integrations that leave gaps for SaaS and SMBs

External rating: Recognised in G2 2026 Best Software Awards (AI category); no verified aggregate star score publicly confirmed.

Verdict: The enterprise benchmark for AEO citation intelligence, but its pricing makes it inaccessible for teams looking for free or low-cost answer-box tools.


13. Semrush AI Visibility Toolkit

Best for: Existing Semrush users who want to add basic answer-box monitoring without leaving their current SEO workflow.

Pricing: AI Toolkit $99/mo add-on on top of Semrush Pro ($139.95/mo+); Semrush One bundle from $199/mo; extra domain +$99/mo; extra 50 prompts +$60/mo; per-user access +$99/mo.

Key features: AI Visibility Score benchmarking against auto-detected competitors; competitor research identifying prompts where rivals are cited; Prompt Research with volume, difficulty, and intent data; Brand Performance sentiment and narrative analysis; daily tracking for up to 25 prompts; AI Search Site Audit flagging technical issues blocking AI crawlers.

Pros:

  • Integrates answer-box monitoring with existing Semrush keyword and site-audit data in one dashboard
  • Prompt Research UX mirrors keyword research — fast adoption for SEO teams
  • Brand Performance sentiment provides strategic context

Cons:

  • True all-in cost is high — base AI toolkit ($99) plus required SEO plan ($139.95+) plus per-user/domain add-ons
  • Only 3–4 engines covered (Perplexity listed as coming soon at time of review)
  • Cancellation requires a manual form, not self-serve

External rating: G2: 4.5/5 (3,911 reviews — reflects Semrush platform overall, not the AI Visibility Toolkit specifically).

Verdict: A convenient answer-box bolt-on for Semrush power users, but the add-on pricing model makes it a poor standalone value compared to dedicated AEO tools.


14. Ahrefs Brand Radar

Best for: SEO professionals already on Ahrefs who want to benchmark their answer-box share of voice across 6 AI platforms with zero setup.

Pricing: Add-on to existing paid Ahrefs plan (Lite from $129/mo): single AI platform index $199/mo; all-platforms bundle $699/mo (2,500 custom prompts); custom prompts add-on $50–250/mo separately; total can exceed $800–900/mo.

Key features: 405M+ search-backed prompts across 6 AI platforms; share of voice benchmarking against unlimited competitor domains with no setup; top cited pages and domains analysis; custom prompt tracking for high-value queries; historical data from August 2024 (AI Overviews) and May 2025 (chatbots); Looker Studio connector, API/MCP; YouTube/Reddit/TikTok brand visibility (free while in beta).

Pros:

  • Largest prompt database (405M+) derived from real search queries — highest relevance versus synthetic prompt sets
  • Zero setup, instant brand search for any domain
  • Covers 6 AI platforms plus social channels in one dashboard

Cons:

  • AI tracking is an add-on on top of an existing Ahrefs plan — total cost can exceed $800–900/mo for full coverage
  • Monthly (not daily) AI chatbot data refresh limits responsiveness to answer-box changes
  • Monitoring only — no built-in FAQ/schema optimization or AEO fix recommendations

External rating: G2: 4.5/5 (702 reviews); Capterra: 4.7/5 (575 reviews) — reflect Ahrefs platform overall, not Brand Radar specifically.

Verdict: The biggest answer-box dataset available, but its add-on model makes it expensive and it stops at monitoring — it will not help you win the answer box.


How we ranked these

Tools in this list were scored across five criteria: (1) Engine coverage — how many of the major AI platforms are tracked, and whether Google AI Overviews is included on entry plans; (2) Loop completeness — does the tool stop at monitoring, or does it help you act on the gaps it surfaces; (3) Entry price and trial quality — the actual cost to start, including whether the free trial or tier provides enough to evaluate real value; (4) Execution depth — does the tool surface the specific FAQ, schema, or citation fix needed, or just a general score; (5) Third-party validation — verified G2, Capterra, or Trustpilot ratings where available, with fabricated or unverified scores noted rather than presented as fact.

Tools were not ranked by affiliate rate, sponsorship, or commercial relationship with this site. The methodology is documented at /methodology.

Decision guide

  • Use Temso when you want to close the full answer-box loop — monitor, diagnose, fix schema/FAQ, and track the result — in a single flat subscription starting at $29/mo.
  • Use AirOps when you need to start for free and ChatGPT monitoring is sufficient for your program right now.
  • Use Otterly.AI when you want the strongest independently validated AEO tracker at $29/mo and a GEO audit that pinpoints specific schema gaps.
  • Use Knowatoa when your primary goal is diagnostic — understanding why an AI engine is citing a competitor instead of you.
  • Use Otto SEO when you want AEO execution bundled with full traditional SEO automation and you can commit to the Growth tier.
  • Use Surfer SEO when content creation is your main bottleneck and you want to optimise FAQ copy for the answer box in the same editor where you write.
  • Use SE Ranking when you already run a traditional SEO program and want to add answer-box tracking without changing platforms.
  • Use Scrunch when your team needs SOC 2-compliant monitoring and a technical layer that serves AI-ready content directly to LLM crawlers.
  • Use Peec AI when you run an agency with multiple clients and need unlimited seats with no per-user cost escalation.
  • Use Profound when you have dedicated AEO headcount and need enterprise-grade citation attribution with real prompt-volume data.
  • Use Semrush AI Visibility Toolkit when you are already deeply embedded in the Semrush workflow and the add-on cost is acceptable.
  • Use Ahrefs Brand Radar when you need the largest real-search-derived prompt dataset to benchmark share of voice and you are already paying for Ahrefs.

FAQ

Are there any completely free AEO tools?

Yes — AirOps offers a genuinely free Solo tier with 100 tracked prompts and ChatGPT monitoring. Most other AEO tools offer free trials rather than permanent free tiers: Temso ($29/mo after trial), Otterly.AI ($29/mo Lite after 14-day trial), and SE Ranking (14-day trial) are among the lowest-cost options once the trial ends. No tool provides full answer-box monitoring for zero cost indefinitely.

What is the best free AEO tool for winning Google AI Overviews?

Temso's free trial gives you full access to Google AI Overviews monitoring plus the workflow to fix schema, FAQ structure, and citations that are keeping you out of the answer box — all before you pay anything. Otterly.AI's free trial also includes a GEO Audit Engine that scores your pages on 20+ citation-readiness factors including schema. Both are the strongest options for AI Overview wins.

What is answer engine optimization (AEO)?

Answer engine optimization (AEO) is the practice of structuring and distributing content so it is selected by AI engines — including Google AI Overviews, ChatGPT, Perplexity, and Gemini — as the direct answer to a user's question. AEO covers FAQ schema markup, featured-answer formatting, citation building, and monitoring which sources AI engines pull from, with the goal of winning the answer box and maintaining visibility in zero-click results.

How is AEO different from traditional SEO?

Traditional SEO targets the blue-link result in a search engine results page, optimizing for rankings and click-through rate. AEO targets the answer box, AI Overview panel, or featured snippet — the direct answer shown above or instead of blue links. AEO success is measured by citation rate and share of voice in AI responses, not ranking position, and requires FAQ schema, structured content, and citation monitoring rather than just backlink building.

Do I need to pay for an AEO tool if I just want to add FAQ schema?

For FAQ schema implementation alone, free tools like Google's Rich Results Test and Schema.org markup generators are sufficient. AEO tools add value when you need to know which questions to target (monitoring which queries trigger AI answers in your niche), track whether your FAQ content is actually being cited in AI Overviews, and prioritize which schema fixes to ship first. Tools like Temso and Otterly.AI automate this full loop from discovery to deployment.

What is the cheapest way to track my brand in AI Overviews?

The cheapest paid options that include Google AI Overviews tracking are Temso ($29/mo) and Otterly.AI Lite ($29/mo). SE Ranking includes AI Overviews in its Core plan at $129/mo but also covers full traditional SEO. For a no-cost start, AirOps' free Solo tier tracks ChatGPT only — Google AI Overviews tracking requires a paid upgrade.

Noam Goldberg

Reviewed by

Noam Goldberg

Editor · 8 years in performance marketing

Updated

How we score →

Noam ran a B2B performance marketing agency in Tel Aviv for 12 years before exiting in 2023, with clients ranging from seed-stage SaaS to enterprise. He has been writing about search and attribution since 2009 and has spoken at SMX, MozCon, and Affiliate Summit. Now full-time on answer engine research after watching paid search quietly lose share to AI answers through 2024. Outside the desk he restores vintage espresso machines, holds a black belt in judo, and reads more 19th-century Russian novels than is strictly healthy. Methodology and editorial-independence policy are documented at /methodology.