# DX vs Latch

The clearest difference is price: DX at Free against Latch's $0.99. DX also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.0). Latch's advantage is update cadence (every 6 days vs every 3 months). On ads and in-app purchases there is nothing between them.

DX is free to download; Latch costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DX ships an update every 3 months, Latch every 6 days. The most recent releases landed on September 29, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | DX | Latch |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| 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 | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Monetization | Free | — |
| Size | 9 MB | 3 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| 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


### Latch

[App page](https://appshunter.io/ios/app/latch/id6452399901)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DX free?

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

### Is Latch free?

Latch costs $0.99, with no in-app purchases.

### Do DX or Latch have ads?

Neither DX nor Latch shows ads.

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

DX ships an update every 3 months, and Latch every 6 days. Most recently, DX was updated on September 29, 2026 and Latch on October 11, 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.*