Free browser-based audio converter with no uploads or signups required
Find what was said. Trace it to the source.
Stage
Not given
Startup
Founded
Not given
2026
Based in
Not given
Not given
Pricing model
Freemium
Freemium
Pricing
Free: 5 conversions per month with 10-second preview output, 20MB file size limit. Pro Weekly: $5.99/week with unlimited conversions, full-length output, 500MB file size limit. Pro Monthly: $9/month with same Pro features. Pro Yearly: $5/month billed as $60/year (44% discount) with same Pro features
Free: 20 imports and 20 AI summaries per month. Monthly: $3/month with unlimited imports and summaries. Annual: $18/year (50% off monthly rate).
Key features
Local browser-based processing with WebAssembly
Works offline once page loads
Support for MP3, WAV, FLAC, OGG, M4A, AAC, WMA, AIFF, Opus
Unlimited conversions with Pro subscription
500MB file size limit on Pro plans
Audio editing tools including cutter, joiner, compressor, and speed changer
Cross-device access with Pro subscription
Works on all modern browsers and operating systems
Record from iPhone, Apple Watch, and USB recorders
Local transcription with Whisper
Choose between local or external AI for notes
Search archive with full transcript indexing
Ask questions about recordings with source linking
Organize recordings by day or week
All data stored locally on your Mac
No per-minute recording charges
What makes it different
Files stay on your device with no server uploads
No installation, plugin, or account signup required
Works offline after initial page load
Processes audio at full CPU speed locally in browser
Conversion starts immediately without upload delays
Data stays on your Mac, not uploaded to company servers