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Pi vs Kimi
Pi edges Kimi on our editorial score (4.0 vs 4.0), but Pi is the better fit if you want live voice calls and long-term memory; Kimi has no clear edge there.
0| Pi | Kimi | |
|---|---|---|
| Editor score | 4.0 / 5 | 4.0 / 5 |
| Price | Free | Free |
| Price band | Free | Free |
| Free tier | Yes | Yes |
| Price detail | Free, with no usage limit and no paid tier — no card required. | Free web chat; no consumer subscription published (checked 2026-09-30). |
| Adult content | No adult mode | No adult mode |
| Voice | Live calls | No |
| Images | No | No |
| Video | No | No |
| Memory | Yes | No |
| Custom characters | No | No |
| Companion types | Any character | Any character |
| Platforms | Web, iOS, Android | Web, iOS, Android |
| Runs locally | No | No |
Pi — our take
Completely free, genuinely warm, and no upsell wall. Not a roleplay product, but an excellent listener.
- Entirely free with unlimited voice
- Consistently rated the most empathetic free model
- No ads
Kimi — our take
A generous free general assistant from Moonshot; strong on long documents and agentic work.
- Free with generous limits
- Strong long-context and document handling
- iOS and Android apps
Pi vs Kimi — common questions
Which is cheaper, Pi or Kimi?
They cost the same on our recorded numbers (Free).
Which one has a free tier?
Both do — you can try either without paying.
Which remembers conversations better?
Pi retains context across sessions; Kimi keeps context only within a session.
Which handles adult content differently?
Pi: No adult mode. Kimi: No adult mode. This directory is SFW — we record whether a mature mode exists so you know before signing up, and we describe no explicit material.
Prices change. Confirm the current price and available plans on each site before subscribing. Affiliate disclosure.