# MSTraining vs Rainlayer

The clearest difference is in-app purchases: MSTraining at none against Rainlayer's 5. MSTraining also leads on iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Rainlayer sells 3 in-app purchases, starting at $5.99 per month. MSTraining asks for nothing beyond the download.

MSTraining ships an update fortnightly, Rainlayer every 11 days. The most recent releases landed on November 8, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | MSTraining | Rainlayer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 11 days** |
| Monetization | — | Free with in-app purchases |
| Size | 84 MB | 51 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Beijing MarvelSmart Technology Co., Ltd.](https://appshunter.io/developer/1189449646) | [Franz Bruckhoff](https://appshunter.io/developer/399345216) |

## What reviewers say

### MSTraining

[App page](https://appshunter.io/ios/app/mstraining/id6740120575)

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

**In-app purchases:** none


### Rainlayer

[App page](https://appshunter.io/ios/app/rainlayer-immersive-rain/id6744941675)

Experience lifelike 3D rain audio for sleep, focus, and relaxation. This app uses genuine recordings and advanced technology to create an immersive sound sanctuary, helping you fall asleep faster, concentrate better, and find mental stillness.

**Highlights:** Genuine 3D rain recordings, Noise Scan for optimal masking, Noise Shape Mixer, Rain Journey soundscapes, Sleep Timer, AirPlay 2 support, Lock Screen Controls

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (1 Month) | $5.99 | per month |
| Premium (1 Year) | $39.99 | per year |
| Premium (1 Year) | $59.99 | per year |


## Frequently asked questions

### Is MSTraining free?

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

### Is Rainlayer free?

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

### Do MSTraining or Rainlayer have ads?

Neither MSTraining nor Rainlayer shows ads.

### Which is updated more often, MSTraining or Rainlayer?

MSTraining ships an update fortnightly, and Rainlayer every 11 days. Most recently, MSTraining was updated on November 8, 2026 and Rainlayer on November 12, 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.*