# xKeyboard vs Math Keyboard

The clearest difference is rating: xKeyboard at 3.2 against Math Keyboard's 2.5. xKeyboard also leads on review sentiment (39% vs 0%) and ratings volume (181 vs 4). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. xKeyboard sells 3 in-app purchases, starting at $0.29 per month and Math Keyboard sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

xKeyboard holds the better App Store score, 3.2 against 2.5. That said, the two scores are not equally well evidenced: xKeyboard has 181 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 39% of xKeyboard's written reviews are positive against 0% of Math Keyboard's.

xKeyboard ships an update monthly, Math Keyboard every 5 weeks. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | xKeyboard | Math Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (181 ratings)](https://appshunter.io/ios/app/xkeyboard-custom-keyboard/id1440245962/reviews)** | [2.5 (4 ratings)](https://appshunter.io/ios/app/math-keyboard-formula-input/id6757350527/reviews) |
| Number of ratings | **181** | 4 |
| Positive reviews | **39.2% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 103 MB | 2 MB |
| Requires iOS | **18.0** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [煦 张](https://appshunter.io/developer/494537607) | [Yuta Nishimatsu](https://appshunter.io/developer/1480004995) |

## What reviewers say

### xKeyboard

[App page](https://appshunter.io/ios/app/xkeyboard-custom-keyboard/id1440245962)

Design your own keyboard with custom layouts, keys, symbols, and Unicode characters. This app allows you to create specialized keyboards for various needs, from mathematical equations to phonetic alphabets, and use them across different text editing applications.

**Highlights:** Custom keyboard layouts, Symbol and Unicode integration, Specialized keyboards (Math, IPA, Chemistry), Template-based creation, Use in text editing apps

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP - 1 Month | $0.29 | per month |
| VIP - 1 Year | $2.99 | per year |
| VIP - Lifetime | $8.99 | one-time |

**What reviewers like**

- 🚀 Highly customizable
- 👍 Versatile for various use cases
- 🚀 Powerful keyboard creation capabilities
- 👍 Useful for conlangs and rare scripts
- 👍 Allows creating custom characters

**What reviewers complain about**

- 🔒 Paywall for core functionality
- 🐛 Crashes when deleting/editing keys
- 👎 Confusing and unintuitive interface
- 👎 Lacks documentation and tutorials
- 👎 Missing basic features like autocorrect

**Reported bugs**

- Crashes when trying to delete/edit keys
- Installed keyboards don't show custom layouts
- App crashes on certain script/language changes

**Requested features**

- Add ability to export/share custom keyboards
- Improve keyboard customization workflow
- Implement swipe typing and autocorrect
- Add more language/script support
- Allow creating custom characters/symbols


### 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

**In-app purchases (1)**

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


## Frequently asked questions

### Is xKeyboard free?

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

### Is Math Keyboard free?

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

### Which has better reviews, xKeyboard or Math Keyboard?

xKeyboard is rated higher. xKeyboard averages 3.2 out of 5 from 181 ratings, while Math Keyboard averages 2.5 from 4 ratings.

### Do xKeyboard or Math Keyboard have ads?

Neither xKeyboard nor Math Keyboard shows ads.

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

xKeyboard ships an update monthly, and Math Keyboard every 5 weeks. Most recently, xKeyboard was updated on October 24, 2026 and Math Keyboard on October 10, 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.*