Details
The Tutanota open source app lets you send end-to-end encrypted email to anyone as easy as snapping a finger. In fact all emails are sent without end-to-end encryption and all your contacts are stored encrypted on the Tutanota server. more detail : github , google play
Original
New
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Benefits / Improvements
Here I design using the letter T, I designed a logo that is very simple, clear, and easy to remember, in the logo still looks T. hope you like it.
Tools
Adobe illustrator cc 2015
Original files
Goolge drive ,
Font : Arial
Posted on Utopian.io - Rewarding Open Source Contributors