# 开心省 vs 极省Pro

The clearest difference is ads: 极省Pro at none against 开心省's shown. 极省Pro also leads on update cadence (monthly vs every 12 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

开心省 ships an update every 12 months, 极省Pro monthly. Both last shipped on October 27, 2026.

## The numbers

| Metric | 开心省 | 极省Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Monthly** |
| Size | 143 MB | 344 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [红叶 许](https://appshunter.io/developer/1608156585) | [Chongqing Zhijing Technology Co., Ltd](https://appshunter.io/developer/1517539321) |

## What reviewers say

### 开心省

[App page](https://appshunter.io/ios/app/id1600681065)

**Features:** macOS Compatibility

**In-app purchases:** none


### 极省Pro

[App page](https://appshunter.io/ios/app/pro/id1658540373)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 开心省 free?

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

### Is 极省Pro free?

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

### Do 开心省 or 极省Pro have ads?

开心省 shows ads; 极省Pro does not.

### Which is updated more often, 开心省 or 极省Pro?

开心省 ships an update every 12 months, and 极省Pro monthly. Most recently, 开心省 was updated on October 27, 2026 and 极省Pro on October 27, 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.*