ProtonMail is the world’s largest encrypted email service with more than 2 million users. The ProtonMail secure email application for Android offers easy-to-use email encryption for your mobile device with the seamless integration of end-to-end PGP encryption. ProtonMail also provides a modern user interface with a full set of innovative features, such as customizable sliding gestures and the ability to send emails that expire.
4.0.3 and up
Supported Android Version:-
Ice Cream Sandwich (4.0.3–4.0.4), Jelly Bean(4.1–4.3.1), KitKat (4.4–4.4.4), Lollipop (5.0–5.0.2) ,Marshmallow (6.0 – 6.0.1)
Download ProtonMail – Encrypted Email 1.7.2 – Android Apps APK Unlocked Free