Generate natural, expressive speech from text in custom voices for your ears only. Plus, the latest and greatest Qwen3.5 Small Model Series has arrived on Russet.
Russet is a private, lightweight AI companion built for Apple silicon and powered by Apple Intelligence. It runs fully on-device and offline, with access to multiple local AI models, including models with reasoning and image understanding. If you choose, you can also bring your own OpenAI API key to use cloud models like GPT-5.1 and GPT-5 mini, all within one app.
Chat about anything, including attachments, with AI entirely on-device. Generate natural, expressive speech from text in custom voices. Read and write faster with Flow. Manage your Calendar, Contacts, and Files using powerful offline agentic tools. Explore text-based adventures in Game. No internet required. No accounts. No ads. Completely free. Like the russet potato, Russet works anywhere, anytime.
A clean, lightweight, native interface designed for privacy, focus, and flow. Intelligence that works when and where you want it.
Features
• Privacy-first: On-device by default. If you enable cloud models with your own API key, requests go directly to the provider under their privacy policy and are never stored or accessed by Russet’s developer.
• Flexible chats: Choose models, customize response style, branch or lock conversations, and extract information from PDFs.
• Powerful text to speech: Generate natural and expressive speech from text in custom voices.
• Agentic tools: Manage schedules, contacts, and files through system-aware automation.
• Flow: One-click tools for rewriting, summarizing, debating, labeling, and more.
• Offline-ready: Works without an internet connection.
• Polyglot: Supports 13 written and spoken languages.
Requires Apple Intelligence. Optional: bring your own OpenAI API key for cloud models.
Ratings & Reviews
5.0
out of 5
3 Ratings
- Say hello to the latest and greatest multimodal Qwen3.5 Small Model Series (SMS) now live on Russet. Download from Settings and spin up a new Chat to try.
- Introducing Speech: generate natural and expressive speech from text. As with all else on Russet, neither text nor speech leaves your Mac and processing occurs on-device.
- Expanded supported attachment types in chat for all on-device models. Plus new agentic tools thanks to more supported attachment types: Summarize Document and Explain Code.
Version 2026.03.20
The developer, Ritwik Takkar, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
Usage Data
Privacy practices may vary, for example, based on the features you use or your age. Learn More
The developer indicated that this app supports the following accessibility features. Learn More