# Custom Calculator Maker vs 電卓

The clearest difference is in-app purchases: Custom Calculator Maker at none against 電卓's 3. 電卓's advantage is iOS requirement (17.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 電卓 sells 3 one-off in-app purchases. Custom Calculator Maker asks for nothing beyond the download.

Custom Calculator Maker ships an update every 3 days, 電卓 every 6 days. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Custom Calculator Maker | 電卓 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Every 6 days |
| Size | 5 MB | 8 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Koya Nambo](https://appshunter.io/developer/1633778504) | [Takahiro Kimura](https://appshunter.io/developer/6775796488) |

## What reviewers say

### Custom Calculator Maker

[App page](https://appshunter.io/ios/app/custom-calculator-maker/id1633778502)

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

**In-app purchases:** none


### 電卓

[App page](https://appshunter.io/ios/app/id6789199382)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support the Developer | $0.99 | one-time |
| Remove Ads | $0.99 | one-time |
| Unlock More Styles | $1.99 | one-time |


## Frequently asked questions

### Is Custom Calculator Maker free?

Custom Calculator Maker is free to download, with no in-app purchases.

### Is 電卓 free?

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

### Do Custom Calculator Maker or 電卓 have ads?

Both Custom Calculator Maker and 電卓 show ads.

### Which is updated more often, Custom Calculator Maker or 電卓?

Custom Calculator Maker ships an update every 3 days, and 電卓 every 6 days. Most recently, Custom Calculator Maker was updated on November 12, 2026 and 電卓 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.*