How to Add Custom Songs to Spotify (Local Files Guide)

Want to listen to that rare remix, an unreleased demo, or a personal audio file right alongside your everyday Spotify playlists? Spotify’s Local Files feature makes it surprisingly easy to bridge the gap between your personal music library and your streaming app.

Whether you want your custom tracks on your desktop or synced directly to your phone, here is the complete, step-by-step guide to making it happen.

Step 1: Prep Your Audio Files

Before diving into Spotify, ensure your audio files are in a format the app natively recognizes. Spotify primarily supports MP3, MP4, and M4P files (note that video-based MP4 files must include a valid audio stream).

• Pro Tip: If your custom songs are currently saved as FLAC, WAV, or AAC, convert them into standard .mp3 files first using a free audio converter or iTunes/Music app to avoid them failing to show up. Place all your custom tracks into a dedicated folder on your computer (