Free AI visibility tools (2026)

Free plans, free trials and one-off free checks for AI search visibility. Start with a one-off free check for a baseline, then use a free plan or trial for ongoing tracking before paying.

Filtered automatically from our tool data (free plan, free check or free trial as stated on the vendor's site). Free plans are listed first, then alphabetically; never sold.

1. HubSpot AI Search Grader

   Free one-time score out of 100.

   Starts at: Free · Free trial / plan: Free · Engines: ChatGPT, Perplexity, Gemini

   HubSpot AI Search Grader pricing · Visit HubSpot AI Search Grader · Price checked 2026-10-21

2. Contentstack Canoe

   Free forever plan: ChatGPT and Gemini, one monthly report.

   Starts at: Free; $279/mo · Free trial / plan: Yes, free plan with no expiry and no card · Engines: Free: ChatGPT and Gemini; Growth: ChatGPT, Gemini, Perplexity and Claude

   Contentstack Canoe pricing · Visit Contentstack Canoe · Price checked 2026-10-21

3. Kradeos

   Starts at: Free; £49/mo · Free trial / plan: Yes, free Explore plan (10 prompts) · Engines: Explore and Starter: ChatGPT, Gemini, Google AI Overviews; Compete: ChatGPT, Claude, Gemini, Perplexity, Google AI Mode, Google AI Overviews

   Kradeos pricing · Visit Kradeos · Price checked 2026-10-22

4. Promodo GELIOS

   Starts at: Free; $29/mo · Free trial / plan: Free guest access (monthly updates) · Engines: ChatGPT, Gemini, Google AI Overviews

   Promodo GELIOS pricing · Visit Promodo GELIOS · Price checked 2026-10-22

5. AthenaHQ

   Free plan with 300 credits.

   Starts at: Free; $295/mo · Free trial / plan: Yes, free Essential plan · Engines: ChatGPT, Perplexity, AI Overviews, AI Mode, Gemini, Claude, Copilot, Grok, DeepSeek, Meta AI, Mistral (11)

   AthenaHQ pricing · Visit AthenaHQ · Price checked 2026-10-21

6. Knowatoa

   Starts at: $59/mo · Free trial / plan: Yes, free trial · Engines: Starter: ChatGPT, AI Overviews, AI Mode; Growth: 7 services

   Knowatoa pricing · Visit Knowatoa · Price checked 2026-10-21

7. Obsero

   Starts at: Usage-based (£0.013/prompt/day) · Free trial / plan: Yes, 14-day free trial · Engines: ChatGPT, Google AI Overviews, Google AI Mode, Gemini, Perplexity, Claude (4x credits), Microsoft Copilot

   Obsero pricing · Visit Obsero · Price checked 2026-10-22

8. OGTool

   Starts at: Unknown · Free trial / plan: Free AEO audit · Engines: Google, Google AI Overview, ChatGPT

   OGTool pricing · Visit OGTool · Price checked 2026-10-21

9. Otterly.AI

   Free trial.

   Starts at: $29/mo · Free trial / plan: Yes, free trial · Engines: ChatGPT, Google AI Overviews, Perplexity, MS Copilot included; Claude, Google AI Mode, Gemini as add-ons

   Otterly.AI pricing · Visit Otterly.AI · Price checked 2026-10-22

10. Peec AI

    Starts at: €85/mo (unverified) (Unverified: last seen in third-party snapshots) · Free trial / plan: Yes ('Start free trial' on the official pricing page; trial length not stated) · Engines: Pick 3 of ChatGPT, AI Mode, AI Overviews, Copilot, Gemini, Naver AI; Enterprise up to 13 models (Claude, Perplexity, Grok, DeepSeek...)

    Peec AI pricing · Visit Peec AI · Price checked 2026-10-22

11. Profound

    Free 7-day trial, 50 prompts daily.

    Starts at: Free trial; Enterprise custom · Free trial / plan: Yes, 7-day free trial · Engines: Trial: ChatGPT, Gemini, Google AI Overviews; Enterprise: up to 9 answer engines

    Profound pricing · Visit Profound · Price checked 2026-10-22

12. Semrush

    Starts at: $199/mo (SEO + AI Search) · Free trial / plan: Yes, 'Try for free' · Engines: unknown in detail (ChatGPT, Google AI Mode etc. per marketing; verify)

    Semrush pricing · Visit Semrush · Price checked 2026-10-21

13. Writesonic

    Free trial, no card.

    Starts at: $79/mo (annual) · Free trial / plan: Yes, free trial, no card · Engines: Self-serve: ChatGPT, Gemini, Google AI Overviews; Enterprise: 9 platforms

    Writesonic pricing · Visit Writesonic · Price checked 2026-10-21

See also: best AI visibility tools · best budget GEO tools · all pricing