# SleepPromotion vs Aetheria

The clearest difference is price: Aetheria at Free against SleepPromotion's $0.49. SleepPromotion's advantage is in-app purchases (none vs 1) and update cadence (every 2 weeks vs every 4 months). On ads, device support and iOS requirement there is nothing between them.

Aetheria is free to download; SleepPromotion costs $0.49 up front. Aetheria sells 1 one-off in-app purchase. SleepPromotion asks for nothing beyond the download.

SleepPromotion ships an update every 2 weeks, Aetheria every 4 months. The most recent releases landed on October 3, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | SleepPromotion | Aetheria |
| --- | --- | --- |
| Price | $0.49 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | Paid | — |
| Size | 327 MB | 57 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takane okubo](https://appshunter.io/developer/1782046065) | [Alperen Eroglu](https://appshunter.io/developer/1872514816) |

## What reviewers say

### SleepPromotion

[App page](https://appshunter.io/ios/app/sleeppromotion/id6738718181)

This app helps you achieve better sleep by allowing you to mix custom soundscapes with Solfeggio frequencies, binaural beats, and noise. It also tracks your sleep quality using your smartphone's accelerometer, analyzing sleep stages and providing a score.

**Highlights:** Customizable sound mixing, Solfeggio frequencies, Binaural beats, Noise generator, Smartphone sleep tracking, Sleep stage analysis, Sleep quality scoring

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

**In-app purchases:** none


### Aetheria

[App page](https://appshunter.io/ios/app/aetheria-spatial-audio-focus/id6758530597)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aetheria Lifetime Pro | $19.99 | one-time |


## Frequently asked questions

### Is SleepPromotion free?

SleepPromotion costs $0.49, with no in-app purchases.

### Is Aetheria free?

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

### Do SleepPromotion or Aetheria have ads?

Neither SleepPromotion nor Aetheria shows ads.

### Which is updated more often, SleepPromotion or Aetheria?

SleepPromotion ships an update every 2 weeks, and Aetheria every 4 months. Most recently, SleepPromotion was updated on October 3, 2026 and Aetheria on October 14, 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.*