One Big Player vs Genius Plus

Control your music while driving or biking without your readers. Easily select Artists, Albums, and Playlists. You can figure out how to use it by playing with it for a minute or two. While not a CarPlay app, One Big Player is a good companion to CarPlay, keeping the tracks visible on your phone while the car's display shows a single song's details. A great feature is Resume. When you re-open the app it picks up where you left off when you press Resume. If you had pressed the Shuffle before you closed the app, when you press Resume it will present the Album or Playlist tracks, perform a shuffle, and start playing. One Big Player will only play offline (non-cloud based) music so be sure to download the songs you want and get them physically on your iPhone or iPad.

Genius Plus brings smart music discovery to your local library. It analyzes tempo (BPM), key & chroma, spectral centroid, and energy to create a compact feature vector for each track. Using a high‑performance approximate nearest neighbor index (HNSW), it finds sonically similar songs and builds seamless playlists and radio stations; on your device, privately. Tune the “feel” of your playlists in Settings. Emphasize chroma/key, tempo, or energy; enable dimensionality reduction (PCA) and optional quantization to reduce storage. Batch‑process your library, browse song details, and start a radio stream from any seed track.