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AudioLens

v 2.0 — Free & Open Source · Experimental

What's New in v2.0

Major upgrade — new features, better accuracy, smarter search.

🎛️

Mix Matches

Find harmonically compatible songs by BPM and Camelot key. Select any match and search again — drill down endlessly.

🎡

Camelot Wheel

Full harmonic mixing wheel. Every detected key shows its Camelot position for seamless DJ transitions.

🎵

Better Key Detection

Uses Librosa's CQT-based chroma analysis — significantly more accurate than v1's STFT-only approach.

🥁

Improved BPM Detection

Combined autocorrelation + FFT analysis with multi-band envelope. More reliable on short previews.

▶️

Preview Playback

Play 30-second previews directly from search results. Click again to stop.

🎸

Genre-Aware Search

Detects Goa, Psytrance, Techno, House, D&B and more. Mix Matches searches within your genre automatically.

Download

Available for macOS and Windows. No installation required — just open and use.

macOS

macOS 11 Big Sur and later. Apple Silicon & Intel supported.

⚠️ First launch: if macOS blocks the app, right-click → Open → Open.

Download for Mac

Windows

Windows 10 and later. 64-bit required.

Download for Windows
⚠️

v2.0 is experimental — expect inaccuracies and bugs

BPM and key detection are based on 30-second previews and may not be accurate for all tracks. Mix Matches results are generated algorithmically and are not always harmonically perfect. If something breaks or feels wrong, please report it — your feedback directly shapes the next version.

Got feedback?

Found a bug, have a suggestion, or just want to say hi? I'd love to hear from you.

yaelam6@gmail.com