Anand Software and Training, a leading app developer, has released Android app for CompTIA A+ Essential exam. The apps come in two flavors. 1. Free A+ Essentials app with 60 questions and answers. and 2. Paid app with 300+ most relevant questions and answers.
Download the apps here:
http://www.anandsoft.com/android-apps/aplus-android-apps.html
Google play download free app:
https://play.google.com/store/apps/details?id=com.anandsoft.aplusess
Google play download of full app:
https://play.google.com/store/apps/details?id=com.anandsoft.aplusessfull
More apps are being developed and would be available at a later date.