We otter know where your brand shows up on AI Search
From monitoring to action, not just alerts
Otterly is a clean, transparent AI monitoring tool (a 2025 Gartner Cool Vendor) with the cheapest credible entry at $29/month and strong GEO URL audits. Mentova monitors AND gives you a complete action system, prioritized opportunities, content generation in 8 formats, and 50+ models including Google AI Overviews + AI Mode out of the box, with a free plan.
Try mentova for freeMentova
Best for: teams wanting monitoring + full action system
Free, then €19–199/mo
Otterly
Best for: teams wanting affordable transparent monitoring & GEO URL audits
$29–489/mo + add-ons
Looking for an Otterly alternative? Otterly is well-regarded (a Gartner Cool Vendor) with real strengths, the cheapest credible entry point at $29/month, transparent self-serve pricing, and strong GEO URL audit tooling that predicts AI-readiness before you publish. The trade-offs: Gemini and Google AI Mode are paid add-ons at every tier, the Lite plan is very limited with no API, and there's no content generation. Claude is now available as a paid add-on ($29–$439/mo depending on tier). Mentova includes 50+ models (with Google AI Overviews + AI Mode), adds content generation and opportunity scoring, is fully bilingual FR/EN, and starts free.
Feature comparison
| Feature | Mentova | Otterly |
|---|---|---|
| AI engine coverage (50+ models incl. Google AI Overviews + AI Mode) | ||
| Brand mention & share-of-voice tracking | ||
| Competitor detection & benchmarking | ||
| Citation / source analysis | ||
| Sentiment analysis | ||
| Custom prompt / topic management | ||
| Prioritized opportunity scoring | ||
| AI content generation (multiple formats) | ||
| Automated / scheduled tracking | ||
| Alerts, reporting & exports | ||
| Free plan + self-serve onboarding | ||
| Bilingual (FR/EN) interface | ||
| AI crawler / agent analytics |
Mentova vs Otterly — at a glance
| mentova | Otterly | |
|---|---|---|
| Pricing | Free forever (no card), then €19 / €49 / €89 / €199 per month, engines included. | From $29/mo (Lite) → Standard $189 → Premium $489; AI Mode/Gemini add-ons $9–149/mo; Claude add-on $29–439/mo. |
| Free plan | Yes, free forever, no credit card. | No free plan; free trial only (cheapest paid entry at $29). |
| AI engines tracked | 50+ models, Google AI Overviews & AI Mode included. | ChatGPT, AI Overviews, Perplexity, Copilot; AI Mode & Gemini are paid add-ons; Claude available as paid add-on. |
| Languages | Fully bilingual FR / EN, interface, content engine and prompt tracking. | English-first; geo filtering across 50+ countries. |
| Best for | Teams that want monitoring plus an action plan and ready-to-publish content. | Teams wanting affordable, transparent monitoring and strong GEO page audits. |
| Beyond tracking (content) | Scored opportunities + content generation in 8 formats. | GEO briefs and recommendations; no content generation. |
| Getting started | Sign up and launch your first campaign in minutes, free, no credit card. | Self-serve sign-up with a free trial. |
Where Mentova wins
- Genuinely free plan, no credit card
- 50+ models incl. Google AI Overviews & AI Mode, no add-on fee
- Built-in AI content generation (8 formats)
- Opportunity scoring with impact ranking
- Bilingual FR/EN interface
Where Otterly wins
- GEO URL audits, scores any page for AI-readiness before publishing
- Gartner Cool Vendor 2025 recognition
- Cheapest self-serve entry at $29/month with daily tracking
- MCP server + public API for agent integrations
About Otterly
Otterly is an AI search monitoring and GEO tool recognized as a 2025 Gartner Cool Vendor, with 30,000+ users and a G2 rating of 4.8/5. It tracks brand mentions, citations, average position, share of voice, a Visibility Index, sentiment and real-time alerts across ChatGPT, AI Overviews, Perplexity and Copilot (with AI Mode and Gemini as paid add-ons, and Claude available as a paid add-on at $29–$439/mo depending on tier). Its real strengths are GEO URL audits that score a page's AI-readiness, GEO briefs and recommendations, prompt research, tag and geo filtering across 50+ countries, plus API (Standard+), MCP, a Looker connector and unlimited team seats (Standard+). Pricing is transparent and self-serve: from $29/month (Lite, 15 prompts, no API) to Standard $189 (100 prompts, API) and Premium $489, with AI Mode/Gemini add-ons at $9–149/month. The trade-offs: those Google engines cost extra at every tier, Lite has no API and is quite limited, and there's no content generation.
Why Mentova
Mentova goes beyond monitoring. It runs campaigns across 50+ AI models automatically, including Google AI Overviews and AI Mode with no add-on fee, identifies which sources influence AI the most, generates ready-to-publish content in 8 formats, and gives you a prioritized action plan to close every gap. Bilingual FR/EN, and it starts free. The honest trade-off: Otterly's dedicated GEO URL audit tooling is more specialized than Mentova's.
Mentova vs Otterly — FAQ
How is Mentova different from Otterly?
Otterly focuses on monitoring and alerting you to AI brand mentions. Mentova goes further: it identifies the sources behind each competitor recommendation and generates the content to close the gap, so you can act on what you find, not just watch it.
Does Mentova offer a free plan like Otterly?
Yes, Mentova's free plan requires no credit card and lets you track a brand across AI models right away, with paid tiers when you need more models, topics and automation.
Can Mentova generate content from my visibility gaps?
Yes. Mentova generates optimized content in 8 formats, forum answers, SEO articles, reviews, directory listings, comparisons and more, directly from the gaps it detects, ready to publish on the sources AI references most.
Sources · Last verified: 2026-06-24