Math Keyboard

どんな数式も簡単に入力

Free · In-App Purchases · Designed for iPad. Not verified for macOS.

Do you find it difficult to enter mathematical formulas on your smartphone? “Math Keyboard” is a custom keyboard that lets you directly enter symbols commonly used in mathematics and physics, Greek letters, superscripts, and subscripts from the keyboard. You no longer need to search the web and copy symbols every time. You can enter formulas smoothly in any app, including lecture notes, reports, chats, and memos. Main Features ・Superscripts and subscripts for numbers, letters, and symbols ・Support for Greek letters ・A wide range of basic mathematical symbols ・Custom keyboard Features ・A familiar look and feel, similar to the standard keyboard ・Switch between superscripts/subscripts, or uppercase/lowercase, using the Shift key ・Easily switch tabs within the keyboard ・Move the cursor by long-pressing the space key ・Add and reorder categories About the Pro Plan Some categories are limited in the free version, but Pro unlocks all categories, including the following. You can also change the alphabet display style, such as italic or regular. ・Regular alphabet ・Advanced mathematical symbols, such as those used in calculus and analysis ・Arrows ・Logic and sets ・Custom keyboard ※ This in-app purchase is a one-time purchase. ※ To use this app, you need to add the keyboard from the Settings app and allow “Full Access”. We do not collect what you type, so you can use it with confidence.

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Fixed an issue where users who had already purchased Pro could no longer access Pro categories after updating or reinstalling the app. If the issue still persists, please contact us through Support.

The developer, Yuta Nishimatsu, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    The developer indicated that this app supports the following accessibility features. Learn More

    • Supported Features

      • Larger Text

      • Dark Interface

      • Differentiate Without Colour Alone

    Size
    • 1.6 MB
    Category
    • Utilities
    Compatibility
    Requires iOS 26.2 or later.
    • iPhone
      Requires iOS 26.2 or later.
    • iPad
      Requires iPadOS 26.2 or later.
    • Mac
      Requires macOS 26.2 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 26.2 or later.
    Languages
    English and 27 more
    • English, Arabic, Bengali, Dutch, French, German, Gujarati, Hebrew, Hindi, Indonesian, Italian, Japanese, Kannada, Korean, Malay, Marathi, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Tamil, Telugu, Traditional Chinese, Turkish, Ukrainian, Urdu, Vietnamese
    Age Rating
    4+
    In-App Purchases
    Yes
    Provider
    Yuta Nishimatsu
    • Yuta Nishimatsu has not identified itself as a trader for this app. If you are a consumer in the European Economic Area, consumer rights do not apply to agreements between you and the provider.
    Copyright
    • © 2026 Math Keyboard