Free browser-based audio converter with no uploads or signups required
A menu bar app that gives your Mac keyboard the sound of a real mechanical keyboard
Stage
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Pricing model
Freemium
Paid
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
$4.99 one-time purchase, with 24 hours free trial. Up to 3 Macs.
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
22 recorded mechanical switch options
Spatial panning of sounds across keyboard layout
Adjustable room acoustics
Automatic muting during calls
Silent in password fields
Privacy-focused with no keystroke recording
Support for up to 3 Macs per license
24-hour free trial before purchase
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
Every key plays its own spatially-panned recording from 22 authentic mechanical switch options
Stays silent automatically during calls and in password fields for privacy and professionalism
Records nothing you type, only plays sounds
One-time purchase at $4.99 with 24-hour free trial