Wristune puts your music on Apple Watch so you can work out without carrying your iPhone. ADD SOURCES ON IPHONE Connect Cloud Drive, Synology Audio Station, or paste a direct audio URL. Build the library you actually want to hear at the gym or on a run. SYNC TO WATCH Transfer MP3, MP4, and M4A to your Apple Watch for reliable offline playback—no streaming dropouts when reception is bad. PLAY FROM YOUR WRIST Browse synced tracks and playlists on Apple Watch and control playback right there. Leave your phone at home or in the locker. Whether you’re running, lifting, or training outdoors, Wristune is built for people who want their own files and playlists on Apple Watch—not another subscription lock-in.