# O.U.R.S. vs 美數學院

The clearest difference is device support: O.U.R.S. at 2 against 美數學院's —. On price, update cadence, in-app purchases 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.

O.U.R.S. ships an update every 16 months, 美數學院 every 18 months. The most recent releases landed on September 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | O.U.R.S. | 美數學院 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 16 months** | Every 18 months |
| Size | 62 MB | 196 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [JIUNHAU LIN](https://appshunter.io/developer/1517220802) | [Chi Hsien Lai](https://appshunter.io/developer/1039759515) |

## What reviewers say

### O.U.R.S.

[App page](https://appshunter.io/ios/app/ours/id6446921021)

**Features:** macOS Compatibility

**In-app purchases:** none


### 美數學院

[App page](https://appshunter.io/ios/app/id6472878595)

**In-app purchases:** none


## Frequently asked questions

### Is O.U.R.S. free?

O.U.R.S. is free to download, with no in-app purchases.

### Is 美數學院 free?

美數學院 is free to download, with no in-app purchases.

### Which is updated more often, O.U.R.S. or 美數學院?

O.U.R.S. ships an update every 16 months, and 美數學院 every 18 months. Most recently, O.U.R.S. was updated on September 22, 2026 and 美數學院 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.*