# Natural Sleep Aid vs Self

The clearest difference is ads: Self at none against Natural Sleep Aid's shown. Self also leads on update cadence (every 10 days vs every 27 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Natural Sleep Aid sells 4 in-app purchases, starting at $1.99 per month and Self sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Natural Sleep Aid ships an update every 27 months, Self every 10 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Natural Sleep Aid | Self |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/natural-sleep-aid/id899074955/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 27 months | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 127 MB | 12 MB |
| Requires iOS | **17.6** | 18.5 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Equilibrium Srl](https://appshunter.io/developer/546309406) | [Michel Pinto](https://appshunter.io/developer/1873782410) |

## What reviewers say

### Natural Sleep Aid

[App page](https://appshunter.io/ios/app/natural-sleep-aid/id899074955)

This app offers music remedies designed to help users relax and fall asleep. It features seven high-quality, sleep-inducing songs with a captivating graphic interface. The basic version is free, with optional in-app purchases for additional sounds and a sleep timer.

**Highlights:** 7 high-quality sleep songs, Captivating graphic interface, Relaxing background visuals, Optional sound packs, Adjustable sleep timer, Suitable for baby sleep

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sleep Monthly | $1.99 | per month |
| Sleep Yearly | $17.99 | per year |
| Relaxing Sounds Pack | $1.99 | one-time |
| Sleep Timer | $1.99 | one-time |


### Self

[App page](https://appshunter.io/ios/app/self-identity-builder/id6758582687)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Self pro monthly | $4.99 | per month |
| Self pro yearly | $39.99 | per year |


## Frequently asked questions

### Is Natural Sleep Aid free?

Natural Sleep Aid is free to download, with in-app purchases available.

### Is Self free?

Self is free to download, with in-app purchases available.

### Do Natural Sleep Aid or Self have ads?

Natural Sleep Aid shows ads; Self does not.

### Which is updated more often, Natural Sleep Aid or Self?

Natural Sleep Aid ships an update every 27 months, and Self every 10 days. Most recently, Natural Sleep Aid was updated on November 1, 2026 and Self on October 31, 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.*