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Ciyue

Ciyue is a free, open-source education app for Android. A simple mdict dictionary. It has 626 GitHub stars and is released under the MIT license, and you can install it from F-Droid.

github.com/mumu-lhl/Ciyue (opens in a new tab)

Data as of from the GitHub API and the F-Droid index; description from the project's repository or F-Droid listing. Report an error

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About Ciyue

Ciyue is a simple mdict dictionary. Features: * Support MDX/MDD * Support multiple dictionaries search and display * Support Material You * AI Translate (Support OpenAI, Gemini, Deepseek...) * Support reading aloud * Bookmarking words to the word book

Privacy and F-Droid

F-Droid builds Ciyue from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.

  • Relies on a non-free network service

Screenshots

  • Ciyue screenshot 1
  • Ciyue screenshot 2
  • Ciyue screenshot 3

Screenshots from the app's F-Droid listing.

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FAQ

Ciyue FAQ

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Is Ciyue free and open source?

Yes. Ciyue's source code is public on GitHub under the MIT license, which is OSI-approved or FSF-free. F-Droid flags these anti-features on its latest build: relies on a non-free network service.

How do I install Ciyue?

You can install Ciyue from F-Droid (package org.eu.mumulhl.ciyue); the links are on this page. Its GitHub repository also publishes releases (latest: v2.0.0).

Is Ciyue still maintained?

The repository's most recent commit was on Oct 27, 2026. Its F-Droid listing was last updated on Sep 3, 2026. appsgit only lists apps whose repository had a commit in the last six months.