# SleepEngine vs Divine Affirmations

The clearest difference is ads: SleepEngine at none against Divine Affirmations's shown. Divine Affirmations's advantage is update cadence (daily vs every 6 weeks) and iOS requirement (13.4 vs 15.6). On price, 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.

SleepEngine ships an update every 6 weeks, Divine Affirmations daily. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SleepEngine | Divine Affirmations |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Daily** |
| Monetization | Free | — |
| Size | 78 MB | 37 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cambridge Sleep Sciences Ltd](https://appshunter.io/developer/1622392022) | [ben lamptey](https://appshunter.io/developer/1526462122) |

## What reviewers say

### SleepEngine

[App page](https://appshunter.io/ios/app/sleepengine/id6736406638)

This app uses scientifically developed sound technology to help improve sleep quality. It guides your brain through healthy sleep cycles, aiding in falling asleep faster, staying asleep longer, and waking up refreshed. Designed to retrain natural sleep patterns, it offers personalized sleep programs for a better night's rest.

**Highlights:** Scientific sound technology, Guides brain through sleep cycles, Helps fall asleep faster, Reduces waking times, Personalized sleep programs, Bluetooth connectivity to SmartPillow

**In-app purchases:** none


### Divine Affirmations

[App page](https://appshunter.io/ios/app/divine-affirmations/id6739066090)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SleepEngine free?

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

### Is Divine Affirmations free?

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

### Do SleepEngine or Divine Affirmations have ads?

Divine Affirmations shows ads; SleepEngine does not.

### Which is updated more often, SleepEngine or Divine Affirmations?

SleepEngine ships an update every 6 weeks, and Divine Affirmations daily. Most recently, SleepEngine was updated on October 24, 2026 and Divine Affirmations on October 10, 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.*