Best Sleep Apps 2026 (ja)
Knowing you slept badly doesn't help you sleep better. Data is noise; coaching is the cure.
In 2026, the sleep market is split: apps that watch you suffer, and apps that help you recover.
| Feature | Sleep Trackers | Zomni (CBT-I) |
| Action | Data collection | Active Coaching |
| Effect | Increases Anxiety | Cures Insomnia |
| Result | Knowing you sleep bad | Sleeping better |
