# Math Keyboard vs Calcula Keyboard

The clearest difference is in-app purchases: Calcula Keyboard at none against Math Keyboard's 1. Calcula Keyboard also leads on iOS requirement (18.0 vs 26.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Math Keyboard sells 1 one-off in-app purchase. Calcula Keyboard asks for nothing beyond the download.

Math Keyboard ships an update every 3 weeks, Calcula Keyboard every 2 weeks. The most recent releases landed on November 3, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Math Keyboard | Calcula Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (12 ratings)](https://appshunter.io/ios/app/math-keyboard-formula-input/id6757350527/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 2 MB |
| Requires iOS | 26.2 | **18.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yuta Nishimatsu](https://appshunter.io/developer/1480004995) | [锦珍 黄](https://appshunter.io/developer/1731622169) |

## What reviewers say

### Math Keyboard

[App page](https://appshunter.io/ios/app/math-keyboard-formula-input/id6757350527)

This custom keyboard simplifies typing mathematical and physics symbols, including Greek letters and superscripts/subscripts. Seamlessly input formulas into any app without needing to copy and paste from external sources. Enhance your notes, reports, and messages with ease.

**Highlights:** Superscripts/subscripts for numbers, letters, and symbols, Greek letters support, Wide variety of math symbols, Familiar keyboard layout, Quick tab switching, Cursor control via long-press

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MathKeyboard Pro | $5.99 | one-time |


### Calcula Keyboard

[App page](https://appshunter.io/ios/app/calcula-keyboard/id6764356974)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Keyboard free?

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

### Is Calcula Keyboard free?

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

### Do Math Keyboard or Calcula Keyboard have ads?

Neither Math Keyboard nor Calcula Keyboard shows ads.

### Which is updated more often, Math Keyboard or Calcula Keyboard?

Math Keyboard ships an update every 3 weeks, and Calcula Keyboard every 2 weeks. Most recently, Math Keyboard was updated on November 3, 2026 and Calcula Keyboard 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.*