Private audio tools for compression, conversion, and fading in your browser
Detects fake lossless audio files on Mac by analyzing spectral content
Stage
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Founded
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Based in
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Pricing model
Free
Paid
Pricing
Not given
Personal: $24.99 USD (one-time, 1 Mac). Duo: $39 USD (one-time, 2 Macs). Both plans include unlimited file scans, offline and private analysis, free updates, and 30-day money-back guarantee. Free trial: 100 tracks with no time limit and no account required.
Key features
MP3 bitrate conversion (128, 192, 256, or 320 kbps)
Fade-out audio with customizable duration
MP3 compression with file size comparison
WAV to MP3 and MP3 to WAV conversion
Fade-in audio with preview capability
M4A to MP3 conversion
Audio trimming with start and end time selection
Volume adjustment with gain in decibels
Stereo to mono conversion
Merge multiple audio files (2-8 files)
Full FFT spectral analysis with automatic LOSSLESS, MEDIUM, or FAKE verdict per track
Batch scanning and CSV export of results with verdict, format, bitrate, cutoff frequency and confidence score
Automatic macOS Finder color tags applied directly to files
Rekordbox XML import without drag and drop required
Support for WAV, AIFF, FLAC, ALAC, MP3, AAC, Ogg Vorbis and Opus formats
Folder watch mode with automatic analysis of new tracks
M3U and M3U8 playlist import for Traktor, VirtualDJ and other software
Bulk spectrogram PNG export for analyzed tracks
Completely offline operation with no internet or account required
99% accuracy on transcoding detection based on peer-reviewed research across 2,512 songs
What makes it different
All processing runs locally in your browser with no server uploads
No account or editor login required to use any tool
Preview results before downloading your final file
Support for multiple audio formats and codecs
Built with open-source audio technology
Native macOS application optimized for Apple Silicon and Intel with full sandboxing and notarization
One-time purchase with free updates, never a subscription or per-track fee
30-day money-back guarantee on all purchases
Based on peer-reviewed research from 2009 ACM Multimedia & Security Workshop
Works with existing DJ workflows including Rekordbox, Traktor and VirtualDJ
AudioEditorKit
Spectro