Professional audio tools
for every creator
Convert, analyze, and optimize your audio for any platform.
Comprehensive quality reports for audiobooks, podcasts, music, and commercials.
100% browser-based — files never leave your device.
Platform Preset
Audio Processing
Output Settings
Drop your audio files here
or click anywhere to browse
Files processed locally — never uploaded
Your files will appear below after adding
Everything you need for professional audio
From format conversion to comprehensive quality analysis — all in your browser
Format Conversion
Convert between MP3, WAV, FLAC, AAC, OGG, M4A, WMA, and AIFF. Batch process entire albums or audiobook chapters instantly.
LUFS Normalization
Auto-normalize to platform-specific loudness targets. Hit -14 LUFS for Spotify, -19 LUFS for ACX, or any custom target.
Silence Trimming
Automatically remove dead air from the start and end of your files. Perfect for cleaning up podcast recordings and audiobook chapters.
Noise Reduction
Remove background hum, hiss, and unwanted noise. Intelligent filtering cleans up recordings while preserving vocal clarity.
Quality Reports
Get letter grades (A-F), technical scores, and detailed analysis of LUFS, peak levels, dynamic range, and frequency balance.
11 Platform Scores
Instant readiness scores for ACX, Apple Books, Spotify, YouTube, Apple Podcasts, Beatport, SoundCloud, and Broadcast.
Speech Analysis
Detect long pauses, plosives, breath sounds, and room tone. Get word count estimates and words-per-minute for audiobooks and podcasts.
Issue Detection
Identify 60Hz hum, hiss, clipping, DC offset, rumble, muddiness, harshness, and sibilance. Get actionable recommendations.
Platform Presets
One-click presets for ACX/Audible, Spotify, Apple Podcasts, Beatport, SoundCloud, and more. Optimized settings for each platform.
100% Private
Everything runs in your browser. Files never leave your device — no uploads, no servers, no data collection. Ever.
Works with all major formats: MP3 • WAV • FLAC • AAC • OGG • M4A • WMA • AIFF