# 瑞尔优贝 vs DeepChords

The clearest difference is iOS requirement: 瑞尔优贝 at 13.0 against DeepChords's 15.6. 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.

瑞尔优贝 ships an update every 5 weeks, DeepChords every 3 weeks. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 瑞尔优贝 | DeepChords |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Size | 66 MB | 97 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [广东顺德凝卓智能科技有限公司](https://appshunter.io/developer/1109460026) | [深圳前海深音未来科技有限公司](https://appshunter.io/developer/1874485126) |

## What reviewers say

### 瑞尔优贝

[App page](https://appshunter.io/ios/app/id6472865806)

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

**In-app purchases:** none


### DeepChords

[App page](https://appshunter.io/ios/app/deepchords/id6752551504)

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

**In-app purchases:** none


## Frequently asked questions

### Is 瑞尔优贝 free?

瑞尔优贝 is free to download, with no in-app purchases.

### Is DeepChords free?

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

### Do 瑞尔优贝 or DeepChords have ads?

Neither 瑞尔优贝 nor DeepChords shows ads.

### Which is updated more often, 瑞尔优贝 or DeepChords?

瑞尔优贝 ships an update every 5 weeks, and DeepChords every 3 weeks. Most recently, 瑞尔优贝 was updated on October 20, 2026 and DeepChords on October 24, 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.*