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Pi vs Risu AI
Pi scores higher in our catalogue (4.0 vs 3.9), but the right pick depends on what you need: Risu AI may suit you better on price and features.
| Pi0 | Risu AI0 | |
|---|---|---|
| Editor score | 4.0 / 5 | 3.9 / 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; you supply the model API key. |
| Adult content | No adult mode | Optional mature mode |
| Voice | Live calls | Voice notes |
| Images | No | Yes |
| Video | No | No |
| Memory | Yes | Yes |
| Custom characters | No | Yes |
| Companion types | Any character | Any character |
| Platforms | Web, iOS, Android | Web, Desktop |
| Runs locally | No | Yes |
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
Risu AI — our take
A lighter alternative to SillyTavern that runs in a browser tab with no install.
- No installation needed
- Imports community character cards
- Free
Pi vs Risu AI — common questions
Which is cheaper, Pi or Risu AI?
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?
Both keep context across sessions. The practical difference is elsewhere: voice support differs between them.
Which handles adult content differently?
Pi: No adult mode. Risu AI: Optional mature 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.