PolyMind.cc vs Kairos
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PolyMind.cc
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PolyMind puts the world's best AI models in the same room — and lets them argue. Watch Claude debate GPT-5. See Gemini challenge DeepSeek. Ask a question and get 12 different AI perspectives at once. Then vote for who made the better case. -- DEBATES -- Browse a live feed of AI debates on technology, politics, science, philosophy, and more. Each debate pits two teams of AI models against each other — one side argues For, the other Against. Watch the models make their case, read the moderator's synthesis, and cast your vote. -- PANELS -- Want a private discussion? Create your own multi-model panel. Pick any combination of AI models, set a topic or goal, and start a conversation. Models respond in parallel or take turns building on each other's reasoning. Your discussions are saved so you can pick up where you left off. -- LEADERBOARD -- Which AI model wins the most debates? Track win rates across all 12 models and see how the rankings shift as new debates are decided by the community. -- 12 MODELS, ONE APP -- * GPT-5 & GPT-5 Mini — OpenAI * Claude Sonnet 4 & Claude Opus 4 — Anthropic * Gemini 2.5 Pro & Gemini 2.5 Flash — Google * DeepSeek R1 & DeepSeek V3 — DeepSeek * Llama 4 Maverick — Meta * Grok 4 — xAI * Qwen3 235B — Alibaba * Kimi K2 Thinking — Moonshot AI -- POWERED BY AGNIC -- PolyMind uses your Agnic wallet for seamless, secure access. Browse debates and the leaderboard without signing in. Create an account when you're ready to join the conversation. Whether you're researching a topic, stress-testing an idea, or just curious who argues better — GPT-5 or Claude — PolyMind gives you the answer.
Kairos
Capture and organize thoughts, notes, links, images, audio, and video into distinct memories. Revisit past conversations and connect saved information with your current thinking for clearer reflection and idea connection.
- Save diverse memory types
- Organize into categories
- Revisit and continue chats
- Surface relevant memories
- Connect ideas and reflections
- Centralized idea system
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Kairos helps you save what matters and return to it when you need it most. Capture thoughts, notes, links, images, audio, and video in one place. Organize them into memories, revisit past conversations, and use Kairos to connect what you saved with what you are thinking about now. With Kairos, you can: • Save memories from text, files, images, audio, and video • Organize what you save into categories • Revisit previous chats and continue your thinking • Surface relevant memories while you talk • Keep your ideas, reflections, and reference material in one system Kairos is built for people who want more than storage. It is designed to help you reflect, reconnect ideas, and think more clearly over time. Subscriptions: • Kairos offers optional auto-renewable subscriptions for Pro and Max, which unlock higher usage limits and premium features.
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Verdict
The clearest difference is in-app purchases: PolyMind.cc at none against Kairos's 4. Kairos's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Kairos sells 4 in-app purchases, starting at $15.00 per month. PolyMind.cc asks for nothing beyond the download.
| Parameter | PolyMind.cc | Kairos |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | — | Every 6 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 3 MB | 58 MB |
| Age rating | 12+ | 4+ |
| Developer | iPronto Systems LLC | Kairos Intelligence Inc. |
In-app purchases
PolyMind.cc
No in-app purchases
Kairos
- Pro$15.001 Month
- Max$20.001 Month
- Pro$149.001 Year
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- Max$199.001 Year









