TrackHack is basically Tinder For Music - swipe to discover new music.
You can start by discovering a genre or maybe more music like on of your own playlists. All music you like is saved to your Spotify account. No Spotify? No problem, you can still use TrackHack and your likes are saved to the app, you can copy them at any time.
TrackHack is free, you can do everything but with limited likes. For unlimited likes, upgrade with a one-time fee for life. No subscriptions.
