Best cheap GEO tools
You don’t need an enterprise contract to find out whether ChatGPT or Perplexity mentions your brand. Several tools offer a free check or a paid plan under $100 a month.
This list includes every tool in our directory with a free option or a published entry price under $100, cheapest first. Free graders are good for a one-off snapshot; paid trackers re-run your prompts on a schedule so you can see trends.
18 tools · prices last checked Oct 15, 2026
Comparison
| Tool | Starting price | Key features | Best for |
|---|---|---|---|
| Promptwatch | Free; paid from $95/mo | AI visibility & GEO: citations, crawler logs and visitor analytics. | Starting free, upgrading when you need ongoing tracking |
| XFunnel | Free tier | AI search optimization platform for businesses of all sizes. | Starting free, upgrading when you need ongoing tracking |
| AirOps | Free to start; enterprise sales | AEO, AI search visibility and content workflow automation for enterprise. | Starting free, upgrading when you need ongoing tracking |
| HubSpot AI Search Grader | Free (AEO tool $50/mo) | Free one-time check of how ChatGPT, Perplexity and Gemini describe your brand. | A free one-off check before you pay for tracking |
| Mangools AI Search Grader | Free | Free GEO tool scoring brand visibility across major AI engines. | A free one-off check before you pay for tracking |
| Amplitude AI Visibility | Free tier (score) | Brand AI visibility score across ChatGPT, Claude and Google AI. | A free one-off check before you pay for tracking |
| Rankscale | $20 (credit-based) | Credit-based AI search rank tracking and optimization. | Occasional checks without a fixed monthly commitment |
| Otterly.AI | $29/mo | Monitors brand mentions and citations across ChatGPT, Google AI Overviews, Perplexity and Copilot. | Small teams on a tight budget |
| Spyro AI | $29/mo | Tracks brand across Google, ChatGPT, Claude, Gemini, Perplexity and publishes gap-closing content. | Teams that want tracking plus content to close gaps |
| Ahrefs Brand Radar | €47/mo | Brand AI visibility across 6 AI tools from 475M+ search-backed prompts. | Small teams on a tight budget |
| AIclicks | $59/mo | AI visibility tracking for founders and agencies tracking multiple brands. | Agencies managing several brands |
| Knowatoa | $59/mo | AI search monitoring across ChatGPT, Perplexity, Google AI and more. | Small teams on a tight budget |
| Writesonic GEO | $79/mo | AI search visibility across 9 AI platforms with built-in content fixes. | Teams that want tracking plus content to close gaps |
| LLMrefs | $79/mo | LLM SEO tracker for rank, citations and competitor benchmarks across AI engines. | SEO teams adding AI visibility to existing tracking |
| Nightwatch | €79/mo | Rank tracker with AI visibility tracking, no per-seat fees. | SEO teams adding AI visibility to existing tracking |
| Peec AI | $95/mo (~€85) | AI search analytics for marketing teams and agencies: visibility, competitors, sources. | Agencies managing several brands |
| Profound | $99/mo (annual, ChatGPT only) | Enterprise AEO platform for AI visibility insights and content. | Teams that want tracking plus content to close gaps |
| Semrush AI Visibility Toolkit | $99/mo | Track brand visibility, prompts and competitors in AI search inside Semrush. | Marketing teams tracking one brand across AI engines |
Lowest published plan. Prices marked as third-party couldn’t be read from the vendor’s page; confirm before buying.
The tools
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1. Promptwatch
From Free; paid from $95/mo
AI visibility & GEO: citations, crawler logs and visitor analytics.
Best for: Starting free, upgrading when you need ongoing tracking.
-
2. XFunnel
From Free tier
AI search optimization platform for businesses of all sizes.
Best for: Starting free, upgrading when you need ongoing tracking.
-
3. AirOps
From Free to start; enterprise sales
AEO, AI search visibility and content workflow automation for enterprise.
Best for: Starting free, upgrading when you need ongoing tracking.
-
4. HubSpot AI Search Grader
From Free (AEO tool $50/mo)
Free one-time check of how ChatGPT, Perplexity and Gemini describe your brand.
Best for: A free one-off check before you pay for tracking.
-
5. Mangools AI Search Grader
From Free
Free GEO tool scoring brand visibility across major AI engines.
Best for: A free one-off check before you pay for tracking.
-
6. Amplitude AI Visibility
From Free tier (score)
Brand AI visibility score across ChatGPT, Claude and Google AI.
Best for: A free one-off check before you pay for tracking.
-
7. Rankscale
From $20 (credit-based)
Credit-based AI search rank tracking and optimization.
Best for: Occasional checks without a fixed monthly commitment.
-
8. Otterly.AI
From $29/mo
Monitors brand mentions and citations across ChatGPT, Google AI Overviews, Perplexity and Copilot.
Best for: Small teams on a tight budget.
-
9. Spyro AI
From $29/mo
Tracks brand across Google, ChatGPT, Claude, Gemini, Perplexity and publishes gap-closing content.
Best for: Teams that want tracking plus content to close gaps.
-
10. Ahrefs Brand Radar
From €47/mo
Brand AI visibility across 6 AI tools from 475M+ search-backed prompts.
Best for: Small teams on a tight budget.
-
11. AIclicks
From $59/mo
AI visibility tracking for founders and agencies tracking multiple brands.
Best for: Agencies managing several brands.
-
12. Knowatoa
From $59/mo
AI search monitoring across ChatGPT, Perplexity, Google AI and more.
Best for: Small teams on a tight budget.
-
13. Writesonic GEO
From $79/mo
AI search visibility across 9 AI platforms with built-in content fixes.
Best for: Teams that want tracking plus content to close gaps.
-
14. LLMrefs
From $79/mo
LLM SEO tracker for rank, citations and competitor benchmarks across AI engines.
Best for: SEO teams adding AI visibility to existing tracking.
-
15. Nightwatch
From €79/mo
Rank tracker with AI visibility tracking, no per-seat fees.
Best for: SEO teams adding AI visibility to existing tracking.
-
16. Peec AI
From $95/mo (~€85) (third-party source)
AI search analytics for marketing teams and agencies: visibility, competitors, sources.
Best for: Agencies managing several brands.
-
17. Profound
From $99/mo (annual, ChatGPT only) (third-party source)
Enterprise AEO platform for AI visibility insights and content.
Best for: Teams that want tracking plus content to close gaps.
-
18. Semrush AI Visibility Toolkit
From $99/mo
Track brand visibility, prompts and competitors in AI search inside Semrush.
Best for: Marketing teams tracking one brand across AI engines.
Some links earn us a commission. It never affects rankings. This list is ordered by price, not by payout.
FAQ
What is the cheapest GEO tool?
Free graders such as Mangools AI Search Grader and HubSpot’s AI Search Grader cost nothing for a one-time check. Among paid trackers, Rankscale’s credit-based plan starts at $20, and Otterly.AI and Spyro AI start at $29 a month.
Is a free AI search grader enough?
For a quick snapshot, yes. Free graders show how AI engines describe your brand today. To track changes over time or against competitors, you need a paid tracker that re-runs prompts regularly.
Are prices on this page current?
They’re the lowest published plan from each vendor, collected in October 2026 and re-checked weekly where the pricing page can be read automatically. See price changes for anything that moved.