About this app
You already rank albums in your head. Now your friends can see. Rate albums, songs, and concert sets. Build Rotations of the records on repeat. Earn Artifacts. See who's spinning what right now. Find people whose taste runs parallel to yours. Catalog from Apple Music and Spotify. Tap any song, album, or artist to open in your service of choice. HOW IT WORKS 1. Rate any album, song, or set from 1 to 10 2. Build Rotations — your top picks, on display 3. Follow your people. See what they're spinning. WHAT YOU CAN DO • Rate albums, songs, and concert sets — and defend the scores • Build Rotations — pick the size, pick the records, ship a screenshot • Earn Artifacts — rare records, hand-minted by us • See Currently Spinning — friends with Last.fm connected appear when they're listening • Run Wavelength — overlap percentage with anyone you follow • Share rating cards — every rating, rotation, and set has a Save Image button • Open Mic — the global feed, by genre or by who you follow MADE FOR • People who already keep mental rankings • Friends who text albums back and forth • Concert-goers who track every show • Anyone who thinks their taste is better Your music taste, on the record. Download Rotation and make it official.
Latest release
What’s New
Wavelength v2: genre overlap reads ratings + rotations + sets + scrobbles for sharper matches. Listen On: tap any track to open in Apple Music or Spotify. Share from Apple Music or Spotify to Rotation — lands directly on the song.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 7, 2026 · 7:52 AM Free
Screenshots
