IsiChat is your intelligent chat app with AI support for iPhone and iPad. You can use any models via your own OpenRouter key and store all conversations locally. The app works without cloud services, without ads, and without subscriptions.
You top up your balance on OpenRouter and pay only for what you actually use.

Features
• Chat with more than 500 cutting-edge AI models
• Support for text and image messages
• All chats are securely stored locally
• Archiving and favorites management
• Speech playback and text-to-speech function
• Automatic light and dark mode
• Simple interface with clear structure
• Option to disable individual questions or answers to reduce costs

IsiChat was developed with great attention to detail and deliberately avoids unnecessary complexity — giving you full control over your data and your conversations at all times.