# bimoji vs Add & Subtract Master

The clearest difference is price: bimoji at Free against Add & Subtract Master's $1.99. bimoji also leads on iOS requirement (17.0 vs 26.0). Add & Subtract Master's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence and device support there is nothing between them.

bimoji is free to download; Add & Subtract Master costs $1.99 up front. bimoji sells 1 one-off in-app purchase. Add & Subtract Master asks for nothing beyond the download.

bimoji ships an update fortnightly, Add & Subtract Master every 3 weeks. Both last shipped on November 5, 2026.

## The numbers

| Metric | bimoji | Add & Subtract Master |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 15 MB | 17 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hapitsuku Studio](https://appshunter.io/developer/1876870589) | [akira kawakami](https://appshunter.io/developer/1893576295) |

## What reviewers say

### bimoji

[App page](https://appshunter.io/ios/app/bimoji/id6760991342)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示＋マイ練習帳 | $1.99 | one-time |


### Add & Subtract Master

[App page](https://appshunter.io/ios/app/add-and-subtract-master/id6775512584)

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

**In-app purchases:** none


## Frequently asked questions

### Is bimoji free?

bimoji is free to download, with in-app purchases available.

### Is Add & Subtract Master free?

Add & Subtract Master costs $1.99, with no in-app purchases.

### Do bimoji or Add & Subtract Master have ads?

bimoji shows ads; Add & Subtract Master does not.

### Which is updated more often, bimoji or Add & Subtract Master?

bimoji ships an update fortnightly, and Add & Subtract Master every 3 weeks. Most recently, bimoji was updated on November 5, 2026 and Add & Subtract Master on November 5, 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.*