Perfect study tool!
KanjiGlass is great for JLPT study!
Response from developer
Thank you! Good luck with the JLPT :) 頑張りましょうね!
Wow
what a nice app, very useful
すごい👍
Good to have for on the go

Instantly look up Japanese kanji meanings, readings, and radicals directly on any webpage. This tool integrates seamlessly with your browser, allowing you to learn Japanese naturally while reading, without switching apps. It's designed for learners of all levels, from beginners to those preparing for JLPT exams.
1.02
September 24, 2025
Enjoying KanjiGlass? If you find KanjiGlass useful, please consider leaving a review on the App Store. Your feedback means a lot and supports future updates. Changes • Added tap-to-copy: tap the main kanji or radical to instantly copy it • Added audio pronunciations: tap a reading pill to hear it pronounced • KanjiGlass now snaps smoothly to the center of the targeted kanji
MoreKanjiGlass provides instant definitions, readings, and radical breakdowns for kanji encountered while browsing. This allows for in-context learning without interrupting your reading flow, aiding memorization and comprehension for all JLPT levels.
KanjiGlass is a one-time purchase priced at $4.99. This purchase grants you lifetime access to the app and its ongoing development, with no subscriptions or recurring payments.
No, KanjiGlass does not contain advertisements. It is designed to be a distraction-free learning tool, focusing solely on providing kanji information.
KanjiGlass is available for iPhone, iPad, and iPod touch devices. It functions as a Safari extension, integrating directly into your browsing experience on these Apple devices.
The app was last updated on September 24, 2025, with version 1.02. The developer is actively working on new features and encourages community feedback via Instagram to shape future updates.
Yes, KanjiGlass is built for learners of all levels, including beginners. It clearly displays both Onyomi and Kunyomi readings, along with English meanings, making it ideal for JLPT N5 to N1 preparation.
KanjiGlass functions as a browser extension, so its primary use is when you are online and browsing websites. However, the lookup functionality itself does not require a constant internet connection once the extension is installed and enabled.
KanjiGlass has an age rating of 4+. This indicates it is suitable for a wide audience, including children, due to its educational nature and lack of mature content.