# Delta Sleeps — Smart sleep tracking.

> Free sleep tracker using microphone to analyze sleep stages. (iPhone/iPad app by Global Source Data Solutions, inc..)

- Source: https://appshunter.io/ios/app/delta-sleeps/id6812470015 (this page in markdown: same URL + `.md`)
- Developer: [Global Source Data Solutions, inc.](https://appshunter.io/developer/6812470017)
- Category: Health & Fitness, Lifestyle
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 17.0 · 4 MB
- Languages: American English
- Released: 2026-09-23
- Data updated: 2026-10-08
- Monetization: free

## What is Delta Sleeps?

This free sleep tracking app uses your microphone to analyze your sleep patterns. As we go through a sleep cycle we lose motor functions, which means when you're asleep in REM you wont be moving, when you're in lightsleep you may roll around or move a bit. This is how we determine your sleep stages.

## Key features

- Microphone-based sleep analysis
- Sleep stage detection
- Movement-based sleep cycle identification
- Free to use

## Is Delta Sleeps safe?

Not enough ratings yet to assess Delta Sleeps.

## Is Delta Sleeps legit?

Delta Sleeps has limited verification signals. The AppsHunter Legitimacy Score for Delta Sleeps is 58 out of 100 points across 7 verification signals from App Store and developer data.


## Frequently asked questions about Delta Sleeps

### How does Delta Sleeps track sleep?

Delta Sleeps uses your device's microphone to listen for sounds and detect movement. This data is then analyzed to determine your sleep stages and patterns throughout the night.

### What sleep stages can Delta Sleeps identify?

The app identifies sleep stages by observing your motor functions during sleep. Reduced movement indicates REM sleep, while more movement suggests lighter sleep stages.

### Is Delta Sleeps free to use?

Yes, Delta Sleeps is completely free to download and use. There are no in-app purchases or subscription fees required.

### What devices is Delta Sleeps available on?

Currently, Delta Sleeps is supported on iPhone devices. Check the app store for future compatibility updates.

### How accurate is Delta Sleeps sleep tracking?

The app's accuracy relies on analyzing motor functions during sleep cycles. While it provides insights into sleep stages, individual results may vary.

### Does Delta Sleeps integrate with other health apps?

The provided information does not specify integration with other health apps. Delta Sleeps focuses on its standalone microphone-based sleep analysis.

### What is the age rating for Delta Sleeps?

Delta Sleeps has an age rating of 4+, making it suitable for a wide range of users.

### When was Delta Sleeps last updated?

Delta Sleeps was last updated on September 23, 2026, with version 1.0. This indicates it is a newly released application.

## Version history (last 1 release)

### 1.0 — 2026-09-23

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-08.*