| Key features | - Browser-based conversion with no uploads required
- Support for 30+ audio formats including MP3, WAV, FLAC, AAC, OGG, WMA, M4A
- Batch processing to convert multiple files at once
- Customizable bitrate and sample rate settings
- Video to audio extraction from MP4, MOV, and AVI
- Audio editing tools including MP3 cutter and audio joiner
- Audio compressor to reduce file size
- Voice recorder for recording audio with microphone
- Additional tools for image and subtitle conversion
| - In-browser viewers for PDFs, decks, documents, spreadsheets, images, audio, video, code and folders
- Living links that update all recipients when files are replaced
- Page-level analytics tracking viewer time and engagement
- Present Live for synchronized viewing across devices
- File requests with checklists and automatic reminders
- Nearby encrypted peer-to-peer file transfer
- End-to-end encrypted Vault drops with AES-256-GCM
- MCP server for AI agents to share and receive feedback on generated work
- CDN file hosting via CLI command for app assets
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| What makes it different | - Privacy-first with all file processing happening locally in your browser
- Fast conversion powered by FFmpeg.wasm technology without requiring file uploads
- Completely free with no registration, accounts, or hidden costs
- Batch processing capability to convert multiple files simultaneously
- High quality preservation with customizable audio settings
| - AI agents can integrate natively via MCP to show their work for human review and iterate
- Built-in file hosting CDN for apps without separate service required
- Timestamped comments on audio and video for precise feedback
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