# DX vs MustSleep

The clearest difference is in-app purchases: DX at none against MustSleep's 2. DX also leads on iOS requirement (13.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MustSleep sells 2 in-app purchases, starting at $4.99 per month. DX asks for nothing beyond the download.

DX ships an update every 3 months, MustSleep every 4 months. The most recent releases landed on October 15, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | DX | MustSleep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/dx-smart/id1641509844/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | — |
| Size | 9 MB | 5 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [官志 周](https://appshunter.io/developer/1633926701) | [有伟 董](https://appshunter.io/developer/1679483114) |

## What reviewers say

### DX

[App page](https://appshunter.io/ios/app/dx-smart/id1641509844)

This utility app facilitates wireless control and data transmission for smart products via Bluetooth. It allows for device scanning, connection, information reading, and data read/write operations. Users can also filter scanned devices by name and signal strength.

**Highlights:** Device scanning, Device connection, Device information reading, Data read and write, Filter devices by name and RSSI, Wireless control

**Features:** macOS Compatibility

**In-app purchases:** none


### MustSleep

[App page](https://appshunter.io/ios/app/mustsleep/id6763500660)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $29.99 | per year |


## Frequently asked questions

### Is DX free?

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

### Is MustSleep free?

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

### Do DX or MustSleep have ads?

Neither DX nor MustSleep shows ads.

### Which is updated more often, DX or MustSleep?

DX ships an update every 3 months, and MustSleep every 4 months. Most recently, DX was updated on October 15, 2026 and MustSleep on October 25, 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.*