Nightfan is an offline sleep sound machine for nightstands, travel and nurseries. Fourteen sounds are generated in real time by custom DSP kernels so they never repeat, and twelve more are mastered studio loops, all calibrated to the same loudness.
Inside Nightfan
See it in action.
Features
What Nightfan does.
Crib Check uses the microphone to show an estimated A-weighted sound-level range against a limit you choose. Sunset Fade eases the volume down over the final minutes of the sleep timer.
- 01
26 sounds in two tiers
14 real-time synthesizers that take no storage and never loop, plus 12 mastered studio recordings.
- 02
Real fans, real rain
Enclosure fan, box fan, airplane cabin, air conditioner, four rain surfaces and rolling thunder.
- 03
Crib Check
An estimated A-weighted sound-level range with honest uncertainty for nursery checks.
- 04
Sunset Fade
A gentle volume decay over the last five minutes of the timer.
- 05
Bedside-safe playback
Gapless loops, lock-screen controls, and a countdown that survives phone calls.
- 06
Pitch-black bedside UI
OLED-friendly night-vision palettes designed for a dark room.
Does Nightfan need internet or a subscription? No. It runs entirely on-device with no network requests, analytics or account, and it is a one-time purchase.
- Platforms
- iOS
- Category
- Sleep
- Languages
- English
- Built with
- SwiftUI, AVAudioEngine, Custom DSP
Privacy & support
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