iOS-App “MyRelTutor-Islam”

References to the images used in the app:

Abu Bakr as-Șiddīq

https://commons.wikimedia.org/wiki/File:Rashidun_Caliph_Abu_Bakr_as-%C8%98idd%C4%ABq_(Abdullah_ibn_Abi_Quhafa)_-_%D8%A3%D8%A8%D9%88_%D8%A8%D9%83%D8%B1_%D8%A7%D9%84%D8%B5%D8%AF%D9%8A%D9%82_%D8%B9%D8%A8%D8%AF_%D8%A7%D9%84%D9%84%D9%87_%D8%A8%D9%86_%D8%B9%D8%AB%D9%85%D8%A7%D9%86_%D8%A7%D9%84%D8%AA%D9%8A%D9%85%D9%8A_%D8%A7%D9%84%D9%82%D8%B1%D8%B4%D9%8A_%D8%A3%D9%88%D9%84_%D8%A7%D9%84%D8%AE%D9%84%D9%81%D8%A7%D8%A1_%D8%A7%D9%84%D8%B1%D8%A7%D8%B4%D8%AF%D9%8A%D9%86.svg

Petermaleh, CC BY-SA 3.0 <https://creativecommons.org/licenses/by-sa/3.0>, via Wikimedia Commons

Umar ibn Al-Khattāb

https://commons.wikimedia.org/wiki/File:Rashidun_Caliphs_Umar_ibn_Al-Khatt%C4%81b_-_%D8%B9%D9%8F%D9%85%D8%B1_%D8%A8%D9%86_%D8%A7%D9%84%D8%AE%D8%B7%D9%91%D8%A7%D8%A8_%D8%AB%D8%A7%D9%86%D9%8A_%D8%A7%D9%84%D8%AE%D9%84%D9%81%D8%A7%D8%A1_%D8%A7%D9%84%D8%B1%D8%A7%D8%B4%D8%AF%D9%8A%D9%86.svg

Petermaleh, CC BY-SA 3.0 <https://creativecommons.org/licenses/by-sa/3.0>, via Wikimedia Commons 

Uthman ibn Affan

https://commons.wikimedia.org/wiki/File:Rashidun_Caliph_Uthman_ibn_Affan_-_%D8%B9%D8%AB%D9%85%D8%A7%D9%86_%D8%A8%D9%86_%D8%B9%D9%81%D8%A7%D9%86_%D8%AB%D8%A7%D9%84%D8%AB_%D8%A7%D9%84%D8%AE%D9%84%D9%81%D8%A7%D8%A1_%D8%A7%D9%84%D8%B1%D8%A7%D8%B4%D8%AF%D9%8A%D9%86.svg

Petermaleh, CC BY-SA 3.0 <https://creativecommons.org/licenses/by-sa/3.0>, via Wikimedia Commons

Ali ibn Abi Talib

https://commons.wikimedia.org/wiki/File:Rashidun_Caliph_Ali_ibn_Abi_Talib_-_%D8%B9%D9%84%D9%8A_%D8%A8%D9%86_%D8%A3%D8%A8%D9%8A_%D8%B7%D8%A7%D9%84%D8%A8.svg

Petermaleh, CC BY-SA 3.0 <https://creativecommons.org/licenses/by-sa/3.0>, via Wikimedia Commons