Ratschn
A local Mac dictation app built with Rust, Tauri and CoreML
What is Ratschn?
Ratschn is a native macOS dictation application that converts spoken words into text with exceptional speed and accuracy. Built with Rust and Tauri for best performance, it use OpenAI's Whisper speech recognition model to provide reliable transcription directly on your machine. The key differentiator is its fully offline operation, all processing happens locally on your Mac without sending audio to external servers, ensuring complete privacy and eliminating latency issues. Ratschn is ideal for writers, developers, content creators, and professionals who want to capture their thoughts quickly without typing. Whether you're drafting emails, writing code comments, or creating content, Ratschn lets you work at the speed of speech while maintaining absolute control over your data. The freemium model makes it accessible to users wanting to test the technology before committing to premium features.
Key Features
Offline speech-to-text conversion
All processing happens locally using OpenAI Whisper, no internet required after installation
Fast dictation with minimal latency
Built with Rust and Tauri for optimise performance and quick transcription
100% privacy
Audio never leaves your device, providing complete data privacy and security
Native macOS integration
Designed specifically for Mac with smooth system integration
Freemium model
Free tier available with optional premium features for extended functionality
Support for multiple languages
Whisper model capability to handle various languages and accents
Pros & Cons
Advantages
- Complete privacy, no data transmission to cloud servers means your speech remains private
- Works offline, no internet connection required, making it reliable anywhere
- Low latency transcription, local processing eliminates network delays
- Cost-effective, freemium pricing allows free access to core dictation features
- Native performance, built with Rust ensures fast, efficient operation
Limitations
- macOS only, limited to Apple devices, not available for Windows, Linux, or mobile platforms
- Requires local processing power, may consume more CPU resources than cloud-based alternatives
- Limited feature visibility, specific premium tier features and pricing details not clearly published
Use Cases
Writers and journalists drafting articles, blog posts, and long-form content hands-free
Developers documenting code, writing commit messages, and creating technical notes
Content creators producing scripts, podcasts, and video descriptions
Professionals taking meeting notes and creating memos without typing
Accessibility tool for users with mobility challenges or RSI issues