Zero data
Playback makes no network requests at all. Month-end data anxiety is gone.
Commuting
Offline music for your commute, no data used
Streaming buffers underground, data plans run out, and free tiers stack ads between songs. Playing local files removes all three problems at once.
Free playback, no ads, no account required.
One-time setup before the ride
Import once, listen every day.
- 01
Gather your files
Purchased albums, your own CD rips, royalty-free tracks: collect them in Files or a cloud drive.
- 02
Import and organize
Batch-import into Otoha and build playlists by mood. Artwork and track info load automatically.
- 03
Listen offline
Everything plays locally. Airplane mode, elevators, tunnels, underground transfers: nothing interrupts.
Three commute problems, solved one by one
Zero ads
No audio ads, no splash screens, no upsell pop-ups. Put on your headphones and press play.
Zero buffering
Local decoding starts instantly and track changes are immediate.
Can I listen with no signal on the subway?+
Yes. Otoha plays music files stored on your phone, fully independent of the network. Airplane mode works too.
Does the free version have ads?+
No. Local playback in Otoha is free and ad-free. Only the AI learning features have a subscription.
Where do music files come from?+
Common sources include purchased digital albums (like Bandcamp), your own CD rips, and royalty-free music sites. Our library guide covers the options.
Offline music for your commute, no data used
Free playback, no ads, no account required.