Sigmakey: Math Keyboard
Andrii Bashta Utilities iPhoneiPadiPod touch
Sigmakey: Math Keyboard is a free Utilities app for iPhone and iPad by Andrii Bashta. Rated 2.0/5 from 1 ratings. Requires iOS 26.0. Updated August 6, 2026.
- Rating
- 2.0
- 1 ratings
- Price
- Free
- on the App Store
- Size
- 13 MB
- Age 4+
- Updated
- Aug 6
- 2026 · v1.0
Screenshots
About Sigmakey: Math Keyboard
Sigmakey is a math keyboard for people who need to type actual math, anywhere you can type at all. Fractions, exponents, roots, Greek letters, and matrices sit one tap away, and the cursor moves right into a numerator or an exponent, so scientific notation looks the way it should. - A full math keyboard layout that works in any app with a text field - A two-dimensional field with a cursor that steps into fractions and powers - Type LaTeX, plain Unicode, or a rendered image, whichever the app expects - Everything typeset on device, with no network - Search for a symbol, or grab a recent or a favorite Drop an equation into a note, a message, or a homework app without hunting through menus. Privacy Policy: https://docs.google.com/document/d/e/2PACX-1vTDX9pxPOlUJl_skVUHPi99mAw0y2B2BYd_v1mJkoF3xW3rlOcW5KlYd4t93MMbbGhctSTnBTy7d_l6/pub Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
App privacy
The developer, Andrii Bashta, reported these privacy practices to Apple.
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Usage Data: Product Interaction
Used for: Analytics
Alternatives to Sigmakey: Math Keyboard
Looking for apps like Sigmakey: Math Keyboard? Here are 6 similar apps on the App Store. The highest rated is LaTeXBoard (2.0/5), and all 6 are free to download.
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Keyboard for Ai
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Keyboard Math: Symbols & Units
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Formula to TeX: Math & Physics
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LaTeXBoard
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Alpha Translit Keyboard
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Formula Canvas - Math Editor
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Sigmakey: Math Keyboard | 2.0 / 5 (1 rating) | Free | August 6, 2026 | |
| Keyboard for Ai | – | Free | Jun 10, 2026 | Compare |
| Keyboard Math: Symbols & Units | – | Free | Jul 10, 2026 | Compare |
| Formula to TeX: Math & Physics | – | Free | Mar 2, 2026 | Compare |
| LaTeXBoard | 2.0 / 5 (2) | Free | Mar 17, 2026 | Compare |
| Alpha Translit Keyboard | – | Free | Aug 5, 2026 | Compare |
| Formula Canvas - Math Editor | – | Free | Jun 26, 2026 | Compare |