# 杰理OTA升级 vs YY音乐格式转换器

The clearest difference is iOS requirement: 杰理OTA升级 at 12.0 against YY音乐格式转换器's 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.

## The numbers

| Metric | 杰理OTA升级 | YY音乐格式转换器 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | — |
| Size | 18 MB | 29 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Zhuhai Jieli Technology Co.,Ltd](https://appshunter.io/developer/998245016) | [华强 李](https://appshunter.io/developer/6782642712) |

## What reviewers say

### 杰理OTA升级

[App page](https://appshunter.io/ios/app/ota/id1535431659)

This application facilitates Over-The-Air (OTA) upgrades for smart devices powered by Jieli technology. It ensures your Jieli-enabled gadgets receive the latest firmware and software updates seamlessly.

**Highlights:** OTA upgrades for Jieli devices, Firmware updates, Software updates, Smart device management

**Features:** macOS Compatibility

**In-app purchases:** none


### YY音乐格式转换器

[App page](https://appshunter.io/ios/app/yy/id6792313486)

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

**In-app purchases:** none


## Frequently asked questions

### Is 杰理OTA升级 free?

杰理OTA升级 is free to download, with no in-app purchases.

### Is YY音乐格式转换器 free?

YY音乐格式转换器 is free to download, with no in-app purchases.

### Do 杰理OTA升级 or YY音乐格式转换器 have ads?

Neither 杰理OTA升级 nor YY音乐格式转换器 shows ads.

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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.*