# eSmart V4 vs RDM写码器

The clearest difference is iOS requirement: RDM写码器 at 8.0 against eSmart V4's 11.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

eSmart V4 ships an update monthly, RDM写码器 every 6 weeks. The most recent releases landed on October 20, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | eSmart V4 | RDM写码器 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | — | Free |
| Size | 117 MB | 23 MB |
| Requires iOS | 11.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [志国 王](https://appshunter.io/developer/1543653011) | [少昌 黄](https://appshunter.io/developer/1482588766) |

## What reviewers say

### eSmart V4

[App page](https://appshunter.io/ios/app/esmart-v4/id1480661649)

**Features:** macOS Compatibility

**In-app purchases:** none


### RDM写码器

[App page](https://appshunter.io/ios/app/rdm/id1487361715)

This utility app simplifies the process of writing DMX512 addresses for lighting fixtures that support the RDM protocol. It offers automatic addressing, address list saving, and sorting functionalities. Users can identify, write, modify channels, and view device information.

**Highlights:** RDM protocol DMX512 address writing, Automatic address writing, Save address lists, Sorting functionality, Identify and modify channels, View device information

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is eSmart V4 free?

eSmart V4 is free to download, with no in-app purchases.

### Is RDM写码器 free?

RDM写码器 is free to download, with no in-app purchases.

### Do eSmart V4 or RDM写码器 have ads?

Neither eSmart V4 nor RDM写码器 shows ads.

### Which is updated more often, eSmart V4 or RDM写码器?

eSmart V4 ships an update monthly, and RDM写码器 every 6 weeks. Most recently, eSmart V4 was updated on October 20, 2026 and RDM写码器 on October 17, 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.*