# RM Sleep Pro vs GLK Sleep

The clearest difference is update cadence: RM Sleep Pro at every 4 days against GLK Sleep's every 3 months. RM Sleep Pro also leads on iOS requirement (12.0 vs 16.0). 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.

RM Sleep Pro ships an update every 4 days, GLK Sleep every 3 months. The most recent releases landed on September 28, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | RM Sleep Pro | GLK Sleep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 months |
| Size | 29 MB | 3 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Qingdao Richmat Intelligence Technology Inc.](https://appshunter.io/developer/1814751082) | [GLK TECHNOLOGY CO. LIMITED](https://appshunter.io/developer/1707135075) |

## What reviewers say

### RM Sleep Pro

[App page](https://appshunter.io/ios/app/rm-sleep-pro/id6745157263)

**In-app purchases:** none


### GLK Sleep

[App page](https://appshunter.io/ios/app/glk-sleep/id6759814946)

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

**In-app purchases:** none


## Frequently asked questions

### Is RM Sleep Pro free?

RM Sleep Pro is free to download, with no in-app purchases.

### Is GLK Sleep free?

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

### Do RM Sleep Pro or GLK Sleep have ads?

Neither RM Sleep Pro nor GLK Sleep shows ads.

### Which is updated more often, RM Sleep Pro or GLK Sleep?

RM Sleep Pro ships an update every 4 days, and GLK Sleep every 3 months. Most recently, RM Sleep Pro was updated on September 28, 2026 and GLK Sleep 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.*