# SweetSleep vs e睡眠

The clearest difference is update cadence: SweetSleep at every 6 weeks against e睡眠's every 3 months. e睡眠's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SweetSleep ships an update every 6 weeks, e睡眠 every 3 months. The most recent releases landed on September 21, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | SweetSleep | e睡眠 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (4 ratings)](https://appshunter.io/ios/app/sweetsleep-relax/id1089552542/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 50 MB | 147 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Omesoft](https://appshunter.io/developer/376298490) | [Shanghai Huicheng Science and Education Equipment Co., Ltd](https://appshunter.io/developer/1277587920) |

## What reviewers say

### SweetSleep

[App page](https://appshunter.io/ios/app/sweetsleep-relax/id1089552542)

This application uses advanced digital audio synthesis technology to adjust sound wave frequencies. It aims to help users achieve an optimal brain state for relaxation and passion, empowering them to manage their well-being without medication.

**Highlights:** Digital audio synthesis, Sound wave frequency adjustment, Brain state optimization, DIY well-being management, Passion and relaxation enhancement

**Features:** Vision Pro support

**In-app purchases:** none


### e睡眠

[App page](https://appshunter.io/ios/app/e/id1517334920)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SweetSleep free?

SweetSleep is free to download, with no in-app purchases.

### Is e睡眠 free?

e睡眠 is free to download, with no in-app purchases.

### Do SweetSleep or e睡眠 have ads?

Neither SweetSleep nor e睡眠 shows ads.

### Which is updated more often, SweetSleep or e睡眠?

SweetSleep ships an update every 6 weeks, and e睡眠 every 3 months. Most recently, SweetSleep was updated on September 21, 2026 and e睡眠 on September 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*