azooKey - Flex Japanese Input

Support custom keys and more

Free

azooKey is a Japanese input keyboard supporting strong features, including Custom keys, live conversion, themes, custom tabs, learnings, and so on to enjoy keyboard. —— azooKey - A Fully Customizable Japanese Keyboard —— High-accuracy conversion, deep customization, and live conversion—all in one app for effortless typing. Open-source, completely free, and built with a privacy-first design so you can use it with confidence. ▶ Cutting-Edge Conversion System ・Powered by “Zenzai,” our neural kana-kanji conversion engine ・Smarter, context-aware conversion that runs entirely offline ▶ Customization ・Edit anything from a single key to entire layouts ・Call up symbols, kaomoji, and snippets instantly with Custom Tabs ・Create GODAN or your own layouts with just a few taps ・Personalize the keyboard’s appearance with easy theming ▶ Live Conversion ・macOS-style real-time conversion optimized for iOS ・Our lightweight engine delivers fast, accurate text conversion ▶ Smooth Typing Assistance ・Hold the spacebar to move the cursor; hold Delete for one-stroke delete and undo ・One-handed mode, adjustable height, and text size for comfortable use on large screens ・Enlarge conversion candidates for quick confirmation of complex kanji ・Cursor movement by flick and a convenient Paste button are also supported ▶ Power-User Features ・Clipboard history saved automatically ・Full support for the iOS user dictionary ・Unicode conversion, half-width kana, random conversion, date insertion, and more advanced options ▶ Privacy & Trust ・Completely offline design that never collects your input ・Source code available on GitHub for anyone to inspect and improve ・No ads, no in-app purchases—every feature is free Supported OS: iOS / iPadOS 17.6 or later (latest version recommended) How to use: Download → Enable in the app → Select azooKey from the globe icon Try a typing environment tailored to you with azooKey.

  • 5.0
    out of 5
    3 Ratings

▶ New Features ・Introduced the cutting-edge conversion system “Zenzai.” Enable it to use high-accuracy conversion. ・On Apple Intelligence–enabled devices, typing “えもじ” and converting will provide context-based emoji suggestions. ・Introduced “Support azooKey development” features, including automatic feedback suggestions on misconversions. ▶ Fixes & Improvements ・Added support for iOS 26. ・Integrated the “Keyboard Height” setting into the One-Handed Mode settings. ・Added a “Confirm conversion by character type” action. ・Improved the design of the Clipboard History tab. ・Removed the “Templates” setting and integrated it into “azooKey User Dictionary” as “Time/Random Conversion.” ・Removed the “Language” setting.

The developer, Keita Miwa, 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 Linked to You

    The following data may be collected but it is not linked to your identity:

    • User Content
    • Usage Data
    • Diagnostics

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

The developer has not yet indicated which accessibility features this app supports. Learn More

  • Seller
    • Keita Miwa
  • Size
    • 179.1 MB
  • Category
    • Utilities
  • Compatibility
    Requires iOS 17.6 or later.
    • iPhone
      Requires iOS 17.6 or later.
    • iPad
      Requires iPadOS 17.6 or later.
    • Apple Vision
      Requires visionOS 1.3 or later.
  • Languages
    • English and Japanese
  • Age Rating
    4+
  • Copyright
    • © 2020-2025 Keita Miwa