3.6.3 is a minor update on 3.6.2. 3.6.4 is a minor bug fix update on 3.6.3, only relevant if you are having problems recognising custom fonts.
- Better custom font support (especially on Android 4.4+ KitKat devices). Please read this for more info
- Added several external links: Google News, iCIBA, Popup Chinese, Tatoeba
- Fixed Zhuyin bug
- Some other bug fixes
Available from the Google Play Store (Lite 3.6.0 & Pro 3.6.4).