The five screens below are the actual product interface. Every figure comes from the 40-file sample library that ships with the app, so you can open it and reproduce these numbers yourself in seconds.
Analysed on this device. Nothing is uploaded.
Select music folderSelect filesTry the sample library1. Start a scan. Point it at a folder, pick individual files, or load the sample library to see the product working immediately.
Verifying content hashes and reading audio durations · 26 of 40 complete
2. Watch it work. Live progress while the browser hashes file content and decodes each track to measure its true duration.
| Format | Files | Size | Share |
|---|---|---|---|
| WAV | 4 | 284.7 MB | |
| FLAC | 4 | 158.8 MB | |
| MP3 | 24 | 154.7 MB | |
| M4A | 3 | 19.4 MB | |
| AAC | 3 | 11.2 MB | |
| OPUS | 2 | 4.3 MB |
3. The overview. Real totals with a format breakdown that shows lossless WAV and FLAC consuming more space than everything else combined.
| File | Copies | Size each | Wasted | Status |
|---|---|---|---|---|
| Aurora Nights.mp3 | 2 | 8.42 MB | 8.42 MB | hash match |
| Field Recording 07.wav | 2 | 88.40 MB | 88.40 MB | hash match |
| Cassette Summer.mp3 | 2 | 6.63 MB | 6.63 MB | hash match |
| Northern Drift.opus | 2 | 2.14 MB | 2.14 MB | hash match |
| Signal Fade.aac | 2 | 3.87 MB | 3.87 MB | hash match |
10 verified duplicate sets found across the 40 files. 148.14 MB is safely reclaimable.
4. Duplicates you can trust. Every row is confirmed by matching content hashes, so identically-named files with different audio are never flagged.
| File | Bitrate | Verdict |
|---|---|---|
| Low Orbit.mp3 | 125 kbps | below 128 kbps |
| Lighthouse Keeper.mp3 | 126 kbps | below 128 kbps |
| Northern Drift.opus | 74 kbps | below 128 kbps |
| Paper Lanterns.flac | 1163 kbps | lossless |
Bitrates measured from each file real duration and byte size.
5. The quality audit. True average bitrates, with honest flags for genuinely low-quality files rather than upsell pressure.
No sign-up, no card. The app ships with a realistic 40-file library so you can see the whole pipeline run in seconds.
Open the app