# SciKey vs Math keyboard

The clearest difference is price: SciKey at Free against Math keyboard's $0.99. SciKey also leads on ratings volume (70 vs 4) and iOS requirement (8.0 vs 16.0). Math keyboard's advantage is rating (5.0 vs 3.0) and in-app purchases (none vs 1). On ads and device support there is nothing between them.

SciKey is free to download; Math keyboard costs $0.99 up front. SciKey sells 1 one-off in-app purchase. Math keyboard asks for nothing beyond the download.

Math keyboard holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: SciKey has 70 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 54% of SciKey's written reviews are positive against 67% of Math keyboard's.

SciKey ships an update every 2 months, Math keyboard monthly. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SciKey | Math keyboard |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [3.0 (70 ratings)](https://appshunter.io/ios/app/scikey-scientific-keyboard/id927863083/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/math-keyboard-calcuboard/id6744564198/reviews)** |
| Number of ratings | **70** | 4 |
| Positive reviews | 54.2% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 16 MB | 3 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [shazino](https://appshunter.io/developer/529461205) | [Nikolai Rodionov](https://appshunter.io/developer/1123457016) |

## What reviewers say

### SciKey

[App page](https://appshunter.io/ios/app/scikey-scientific-keyboard/id927863083)

This app provides a specialized keyboard for iOS devices, offering over 3,000 scientific characters including Greek and Latin letters, mathematical symbols, and emoji. It allows for customization and works across all applications for writing and note-taking.

**Highlights:** 3,000+ scientific characters, Greek and Latin letters, Mathematical symbols, Emoji support, Customizable keyboard layout, Text snippet support, Works across all apps

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SciKey Pro | $0.99 | one-time |

**What reviewers like**

- 👍 Great for math and science
- 💡 Highly customizable keyboard
- 💰 Fair price for pro version
- 🚀 Easy to set up and use
- ✨ Offers many useful symbols

**What reviewers complain about**

- 💰 Requires payment for customization
- 📉 Limited options in free version
- 🐛 Doesn't work on newer iOS versions
- ⏳ Outdated, last update 4 years ago
- 🤏 Some symbols are too small/low

**Reported bugs**

- Keyboard does not run on iOS 18
- Keyboard unavailable after installation
- Crashes instantly on iOS 17.4.1
- Customized keyboard did not upload
- Restore pro link is not a link

**Requested features**

- Add negative exponent
- Add superscript -n for x^(-n)
- Add parentheses
- Add superscript and subscript letters
- Add negative powers and subscripts


### Math keyboard

[App page](https://appshunter.io/ios/app/math-keyboard-calcuboard/id6744564198)

Perform calculations directly from your keyboard without switching apps. This smart helper allows quick math while chatting, taking notes, or entering data. It features calculator memory to save and reuse values, enhancing productivity.

**Highlights:** Built-in calculator keyboard, Calculator memory function, No app switching required, Supports basic and advanced operations, Minimalist design for productivity

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

**In-app purchases:** none


## Frequently asked questions

### Is SciKey free?

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

### Is Math keyboard free?

Math keyboard costs $0.99, with no in-app purchases.

### Which has better reviews, SciKey or Math keyboard?

Math keyboard is rated higher. SciKey averages 3.0 out of 5 from 70 ratings, while Math keyboard averages 5.0 from 4 ratings.

### Do SciKey or Math keyboard have ads?

Neither SciKey nor Math keyboard shows ads.

### Which is updated more often, SciKey or Math keyboard?

SciKey ships an update every 2 months, and Math keyboard monthly. Most recently, SciKey was updated on November 1, 2026 and Math keyboard on October 30, 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.*