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SillyTavern vs AI Diary
SillyTavern edges AI Diary on our editorial score (4.3 vs 3.4), but SillyTavern is the better fit if you want live voice calls and image sharing and custom characters; AI Diary has no clear edge there.
0| SillyTavern | AI Diary | |
|---|---|---|
| Editor score | 4.3 / 5 | 3.4 / 5 |
| Price | Free | Free |
| Price band | Free | Free |
| Free tier | Yes | Yes |
| Price detail | Free and open source under AGPL-3.0. You pay only for whichever model API you connect. | Free with limited features; monthly/annual subscriptions exist with rotating discounts, prices shown in-app (2026-09-30). |
| Adult content | Optional mature mode | No adult mode |
| Voice | Live calls | No |
| Images | Yes | No |
| Video | No | No |
| Memory | Yes | Yes |
| Custom characters | Yes | No |
| Companion types | Any character | Any character |
| Platforms | Desktop, Web | Web |
| Runs locally | Yes | No |
SillyTavern — our take
If you want total control and zero subscription, this is where the advanced users live.
- Complete control over prompt and memory
- Works with local or hosted models
- Free forever
AI Diary — our take
Simple AI diary with mood tracking and readability insights; free tier with limits.
- Free tier available
- Mood and emotion analysis
- Very simple to start
SillyTavern vs AI Diary — common questions
Which is cheaper, SillyTavern or AI Diary?
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?
SillyTavern: Optional mature mode. AI Diary: 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.