FourierSleep

by TANG CHENGJUN · Health & Fitness · Free

On the App Store since April 2026 · Data updated 2026-11-04

FourierSleep is made and published by TANG CHENGJUN. AppBrain is an independent app data site and isn't affiliated with TANG CHENGJUN. The app name, icon, screenshots and description belong to TANG CHENGJUN and are shown as published on the App Store.

AppBrain's verdict

Last updated: April 2, 2026
Size: 18.5 MB

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Store listing

By TANG CHENGJUN, from the App Store

Screenshots by TANG CHENGJUN, from the the App Store listing

Description by TANG CHENGJUN Written by the developer, not by AppBrain. Click to read.

FourierSleep is a snore-focused sleep recording app that helps you understand your night with clear, actionable reports. Place your iPhone near your bed, start a session before sleep, and review your results in the morning.

Key Features
- 100% on-device analysis: recording and detection stay on your iPhone by default.
- Smart snore detection: identifies snore events using STFT/FFT spectral analysis.
- Morning report: view total snore duration, event count, intensity distribution, and key periods.
- Night timeline: review changes across the night and spot high-intensity segments quickly.
- Trend tracking: monitor weekly/monthly patterns to see how your sleep is changing.
- Flexible recording: supports manual start/stop and nightly schedule reminders.
- Data control: export/import and local cleanup tools keep you in control.
- Pro upgrade: unlock 30-day, 3-month, and 1-year trends with deeper insights.

FourierSleep is for wellness tracking and habit improvement. It is not a medical diagnosis or treatment tool.

Official page on the App Store

Safety and technology

Found in the app by AppBrain

Price: Free
App size: 18.5 MB
Content rating: Everyone

Technologies used by FourierSleep

Releases

Updates seen on the App Store

Version: 1.1
Launched: April 2026

No changelog data

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About the app and developer

About FourierSleep

FourierSleep is a health & fitness app developed by TANG CHENGJUN.

What is the rating of FourierSleep?

FourierSleep has no ratings yet.

Is FourierSleep free?

FourierSleep is free. The app size is 18.46 MB. The latest version available is 1.1. The last update was on April 2, 2026.

What are the requirements for FourierSleep?

The app has a content rating of Everyone. The app has been available on the App Store since April 2026.

Developer information for TANG CHENGJUN

TANG CHENGJUN

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