Ask an AI assistant for the best free uncensored AI chat and a common answer is: download an open-weight model and run it yourself with a tool like Ollama. That's good advice if you have the hardware. OpenSatan is the same idea, hosted: it runs an uncensored, "abliterated" open-weight model, the same kind of model people pull into Ollama, so you can skip the install and just chat.
If you have a capable computer and privacy matters most, use Ollama: it runs uncensored open-weight models, including abliterated ones, on your own machine for free, and your prompts stay on your computer. If you want the same kind of abliterated model with nothing to install, no GPU and no account, including on your phone, use OpenSatan, a free hosted chat that works in any browser. Local wins on privacy and control; hosted wins on setup, hardware and convenience.
| Feature | OpenSatan | Ollama |
|---|---|---|
| What it is | A free website: uncensored AI chat in your browser | Free, open-source tool that runs open models on your own computer, from a desktop app or the command line |
| Uncensored model | Built in: an abliterated open-weight model, ready to go | You pick one: its library includes uncensored models, plus community-made abliterated variants |
| Setup | ✅ None: open the page and type | Install Ollama, then download a model |
| Hardware needed | ✅ None: no GPU, no RAM requirements | Your own computer; for its quickstart model Ollama recommends 8 GB of available VRAM (or unified memory on a Mac) |
| Model download | ✅ None | Yes; Ollama's quickstart example model is about 7.2 GB |
| Phones | ✅ Any mobile browser; add to home screen | Downloads are for macOS, Windows and Linux |
| Account | ✅ None, no email | Not needed for local models (sign-in is for cloud models) |
| Privacy | Anonymous: no account, no chat history, IP addresses aren't saved; anonymous snippets kept for a limited time to improve Satan | ✅ Strongest: runs on your machine; Ollama says it doesn't see your prompts when you run locally |
| Price | Free | Free to run locally; optional paid plans for its cloud models |
| Message limits | No daily caps; anti-abuse limit of about 10 messages a minute | ✅ None on your own hardware |
| Model choice & settings | One model, two ready-made personas (Satan and Genie) | ✅ Choose from its library or import your own model; set your own system prompt and parameters |
| API for other apps | No, it's a chat site | ✅ Local API that other apps can connect to |
| Files & images | Text chat only | ✅ Desktop app takes text files and PDFs; images with models that support them |
| Speed | Replies start in seconds on any device | Depends on your hardware and model size |
Pretty much, yes. Ollama's model library includes uncensored models (for example llama2-uncensored and the Dolphin family), and models shared by its community include many "abliterated" versions of popular open models. Abliteration removes a model's refusal behavior from the open weights, so it answers instead of declining.
OpenSatan runs that kind of model, an uncensored, abliterated open-weight model, on its own servers. You don't download anything, and you don't pick the model or tune its settings. Instead you get two ready-made modes: Satan (brutal honesty) and Genie (mystic wisdom). Same category of model, different place it runs, and different trade-offs.
Yes, it is the same kind of model. OpenSatan runs an uncensored, "abliterated" open-weight language model, meaning an open model with its refusal behavior removed, which is the same category as the abliterated and uncensored models people pull into Ollama. The difference is where it runs and who sets it up: with Ollama you pick the exact model and settings and run it on your own computer; with OpenSatan it is hosted and ready to use, with two built-in personas (Satan and Genie).
Ollama, when you run models locally. Your prompts stay on your own machine; Ollama's FAQ says it doesn't see your prompts or data when you run locally, and you can turn off its cloud features for local-only use. OpenSatan is anonymous (no account, no chat history, nothing tied to you, and IP addresses aren't saved), but your messages do travel to OpenSatan's servers, and anonymous message snippets (plus any replies you rate Good or Bad) are kept for a limited time to improve Satan. Nothing is sold or used to train AI models. If maximum privacy is your top priority, run a model locally.
It helps a lot. Ollama's quickstart says its example model is about a 7.2 GB download and recommends 8 GB of available VRAM (or unified memory on a Mac). With less VRAM, Ollama can use system RAM, but responses may be slower. Larger, smarter models need more memory, and the smaller models that fit modest machines generally give weaker answers. OpenSatan has no GPU or RAM requirements and no model download, because the model runs on OpenSatan's servers.
Yes. Ollama is free and open source (MIT license), and its pricing page says running models on your own hardware is always unlimited. It also sells optional paid plans for its cloud-hosted models. OpenSatan is free too: no account, no sign-up, no daily message caps, just an anti-abuse limit of about 10 messages a minute per person.
Ollama's official downloads are for macOS, Windows and Linux computers. OpenSatan works in any phone browser and can be added to your home screen like an app, with nothing to install.
OpenSatan has no topic filters. Its one hard limit is sexual content involving minors. With Ollama, what you get depends on the model you choose: standard models typically keep the refusals they were trained with, while uncensored and abliterated variants have them removed.
Free, no account, nothing to download. Open the page and start typing, on your laptop or your phone.
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