# 珠心算出题 vs UMA Abacus

The clearest difference is iOS requirement: 珠心算出题 at 12.0 against UMA Abacus'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.

珠心算出题 ships an update every 9 days, UMA Abacus every 3 weeks. Both last shipped on October 26, 2026.

## The numbers

| Metric | 珠心算出题 | UMA Abacus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Size | 41 MB | 73 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing You-Yeah Cultural Development Co., Ltd.](https://appshunter.io/developer/1142633858) | [shuihua zhu](https://appshunter.io/developer/1444836907) |

## What reviewers say

### 珠心算出题

[App page](https://appshunter.io/ios/app/id1443983742)

**Features:** macOS Compatibility

**In-app purchases:** none


### UMA Abacus

[App page](https://appshunter.io/ios/app/uma-abacus/id1460627418)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 珠心算出题 free?

珠心算出题 is free to download, with no in-app purchases.

### Is UMA Abacus free?

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

### Do 珠心算出题 or UMA Abacus have ads?

Neither 珠心算出题 nor UMA Abacus shows ads.

### Which is updated more often, 珠心算出题 or UMA Abacus?

珠心算出题 ships an update every 9 days, and UMA Abacus every 3 weeks. Most recently, 珠心算出题 was updated on October 26, 2026 and UMA Abacus on October 26, 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.*