ArabsNumbres this library used to convert English numbers to Arabic word Add it in your root build.gradle at the end of repositories: allprojects { repositories { ... maven { url 'https://jitpack.io' } } } Step 2. Add the dependency dependencies { implementation 'com.github.KarimElshaweish:ArabsNumbres:1.0' } Example to use it: NumberConverter.arabNumber(4.toString())