# CalcuSum vs 一万小时计划

The clearest difference is device support: CalcuSum at 3 against 一万小时计划's —. CalcuSum also leads on iOS requirement (15.1 vs 18.5). On price 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.

## The numbers

| Metric | CalcuSum | 一万小时计划 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 12 months | — |
| Size | 42 MB | 1 MB |
| Requires iOS | **15.1** | 18.5 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [POSHIM LLC](https://appshunter.io/developer/1800893481) | [玉莲 胡](https://appshunter.io/developer/1756932830) |

## What reviewers say

### CalcuSum

[App page](https://appshunter.io/ios/app/calcusum/id6743106626)

**Features:** macOS Compatibility

**In-app purchases:** none


### 一万小时计划

[App page](https://appshunter.io/ios/app/id6749955130)

**In-app purchases:** none


## Frequently asked questions

### Is CalcuSum free?

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

### Is 一万小时计划 free?

一万小时计划 is free to download, with no in-app purchases.

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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.*