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SillyTavern vs Isekai Zero
SillyTavern scores higher in our catalogue (4.3 vs 3.9), but the right pick depends on what you need: Isekai Zero may suit you better on price and features.
0| SillyTavern0 | Isekai Zero0 | |
|---|---|---|
| Editor score | 4.3 / 5 | 3.9 / 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. | No monthly subscription. Free Mana refreshes daily; Arcane credits bought à la carte (100 ≈ $1) for chat, images, music and video. Optional 18+ setting. |
| Adult content | Optional mature mode | Optional mature mode |
| Voice | Live calls | No |
| Images | Yes | Yes |
| Video | No | Yes |
| Memory | Yes | Yes |
| Custom characters | Yes | Yes |
| Companion types | Any character | Any character |
| Platforms | Desktop, Web | Web, iOS, Android |
| 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
Isekai Zero — our take
A story-driven isekai RPG where you spend credits on chat, image, music and video generation — no flat subscription, free Mana refreshes daily.
- Pay only for what you generate
- Image, music and video generation
- Long-term memory and an 18+ mode
SillyTavern vs Isekai Zero — common questions
Which is cheaper, SillyTavern or Isekai Zero?
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. Isekai Zero: 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.