WordFreq

This app can rank the 10.000 most used words in the Chinese language, so you can know how important is each new word you encounter.

Download the WordFreq apk from here： https://github.com/TMPKKecske/WordFreq/releases/download/1.0.0/wordfreq-release.apk

How to use：

1. Write your words into the field “Your words: ”
2. Click “Start ranking”
3. Your words will appear ranked in a little speadsheet

Screenshot of the app：

App features：

• Words are highlighted from the 1st to the 3500th rank
• If you close the app your words will be saved automatically

The list used as a database to make the app:

https://en.wiktionary.org/wiki/Appendix:Mandarin_Frequency_lists

Thanks to K. J. Chen and the CKIP Group of the Academia Sinica for the list.