The CHM file is a help file system based on HTML file features introduced by Microsoft in 1998 and is a "compiled HTML file". This application realizes the extraction and display of CHM files according to the CHM file standard and realizes the reading function of CHM files which is convenient for users to read files at any time on mobile phone.

Features:

1. Quickly parse the CHM file and read the parsed file asynchronously.
2. Automatically create index files and display in double lists.
3. The title is displayed on the left and the html content is displayed on the right which is easy to read.
4. Swipe to display the upper and lower pages.
5. Support the zoom out(in) of reading pages.
6. It can keep reading content and save reading records.
7. Support bookmark and search function.
8. Support dark style reading.