# ArithmeticWorkOut vs Find Number

The clearest difference is update cadence: Find Number at every 3 months against ArithmeticWorkOut's every 12 months. ArithmeticWorkOut's advantage is iOS requirement (13.0 vs 15.0). 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.

ArithmeticWorkOut ships an update every 12 months, Find Number every 3 months. The most recent releases landed on October 18, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | ArithmeticWorkOut | Find Number |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 12 months | **Every 3 months** |
| Size | 67 MB | 248 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [hideaki fukumura](https://appshunter.io/developer/1629984757) | [Chengdu Infinite Seek Technology Co., Ltd](https://appshunter.io/developer/1835571102) |

## What reviewers say

### ArithmeticWorkOut

[App page](https://appshunter.io/ios/app/arithmeticworkout/id1632108931)

**Features:** macOS Compatibility

**In-app purchases:** none


### Find Number

[App page](https://appshunter.io/ios/app/find-number-brain-puzzle/id6751520247)

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

**In-app purchases:** none


## Frequently asked questions

### Is ArithmeticWorkOut free?

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

### Is Find Number free?

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

### Do ArithmeticWorkOut or Find Number have ads?

Both ArithmeticWorkOut and Find Number show ads.

### Which is updated more often, ArithmeticWorkOut or Find Number?

ArithmeticWorkOut ships an update every 12 months, and Find Number every 3 months. Most recently, ArithmeticWorkOut was updated on October 18, 2026 and Find Number on October 11, 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.*