# Calculator with 12 button vs Super Calc Pro+

The clearest difference is in-app purchases: Calculator with 12 button at none against Super Calc Pro+'s 1. Super Calc Pro+'s advantage is update cadence (every 2 weeks vs every 2 months) and iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Super Calc Pro+ sells 1 one-off in-app purchase. Calculator with 12 button asks for nothing beyond the download.

Calculator with 12 button ships an update every 2 months, Super Calc Pro+ every 2 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Calculator with 12 button | Super Calc Pro+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 42 MB | 5 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Sui Fai Law](https://appshunter.io/developer/1889201616) |

## What reviewers say

### Calculator with 12 button

[App page](https://appshunter.io/ios/app/calculator-with-12-button/id6754877013)

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

**In-app purchases:** none


### Super Calc Pro+

[App page](https://appshunter.io/ios/app/super-calc-pro-plus/id6761375071)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Calculator with 12 button free?

Calculator with 12 button is free to download, with no in-app purchases.

### Is Super Calc Pro+ free?

Super Calc Pro+ is free to download, with in-app purchases available.

### Do Calculator with 12 button or Super Calc Pro+ have ads?

Both Calculator with 12 button and Super Calc Pro+ show ads.

### Which is updated more often, Calculator with 12 button or Super Calc Pro+?

Calculator with 12 button ships an update every 2 months, and Super Calc Pro+ every 2 weeks. Most recently, Calculator with 12 button was updated on October 25, 2026 and Super Calc Pro+ on October 28, 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.*