This android library allows you to listen to the phone's text-to-speech to read a passage out loud whilst you can read the individual phrases on the screen as it is being spoken.
Convert certain types of text pattern to Bangla text, i.e. Number, Date, Ordinal Indicator, Month, Year and more.
Chameleon is a CSS like framework for Android. Chameleon can read styles in JSON format and apply them on views in Android. Not only can you choose from the variety of styles provided by the library but also add your own styles by changing just one file.
The icing on the cake is, once set up, themes can be updated without pushing a new version of your app to the playstore. So, your users can see your changes on the fly.