This app provides a variety of ambient sounds, including fan noises and nature sounds, to help users fall asleep. It offers a free version with essential fan sounds and timers, with an optional one-time purchase for additional features like nature sound layering and longer timers. The app works offline and is designed to be used without ads.
1.0.2
October 21, 2026
What's new in 1.0.2 - Stability and performance improvements. - Box Fan Sleep now collects anonymous usage statistics (like which sounds and timers are used most) so we know what to build next. There's still no account, no ads, and no tracking across other apps. Details: boxfansleep.com/privacy Tip: for the best night, keep the volume low, put your phone a few feet away, and use the fade-out timer. Enjoying Box Fan Sleep? A quick rating helps a small, independent app a lot. Sleep well.
More$2.99
Pro Upgrade
Unlock Dark Mode, Ambient Sounds, and Extended Timers
No, Box Fan Sleep is ad-free. The app description explicitly states 'No ads' for the free version and the Pro upgrade does not introduce advertisements.
The free version includes box fan sounds, brown, pink, and white noise presets. The Pro version adds nature sounds like rain, thunder, crickets, and ocean, which can be layered with fan sounds.
The core functionality of Box Fan Sleep is free to use. An optional Pro upgrade is available for a one-time purchase of $2.99, which unlocks additional sounds and features.
Box Fan Sleep is available for iPhone and iPad devices. It is designed to work offline and does not require an account to use.
The app was last updated on October 21, 2026, with version 1.0.2. This indicates a recent update, suggesting ongoing support and potential for future improvements.
Yes, Box Fan Sleep continues to play sounds with the screen locked and while you use other apps. You can control playback from the lock screen or Control Center.
Box Fan Sleep has an age rating of 4+. This means it is considered suitable for children aged 4 and older.
Yes, the free version includes 15 and 30-minute sleep timers that gently fade out. The Pro version offers longer timers of 1 and 2 hours.
