MailDroid was built by frustrated Blackberry users who, after using Android, had issues with the standard mail client, as well as with third party extensions of the client
Yahoo! Mail - is a high quality mail client for Android mobile devices. The application offers several useful functions: mail sending to several addressees at the same time, automatic address input, work with several mail boxes simultaneously
ProfiMail is a powerful email client for mobile phones. It allows you to read your mail on the go, and send text with attachments directly from your phone. Send photos, recorded sound or simply text messages to friends, from anywhere
Postdroid - Have you ever been travelling and tried to find the perfect postcard to send home? Not only do you have to find the right card, but you have to calculate the postage and find a post office to mail it. This takes a lot of time away from activities you would rather be enjoying
Voice on the Go provides hands-free and eyes-free access to EMAIL BY VOICE using ANY mobile phone while driving or any time you're on the go. You can listen to email as well as reply, compose, forward and delete - ALL BY VOICE.
Voice on the Go is accessed by voice (just like calling your voicemail). It's fast and easy to use with no software download and no voice training
DriveSafe.ly - automatically reads incoming text messages and emails out loud so you can concentrate on the road. Eliminate the temptation to reach for your phone by letting DriveSafe.ly read to you and optionally auto-respond for you.
Stay connected by listening to your messages without texting while driving or reading emails in your car. DriveSafe
Orbot: Tor on Androi - Orbot is an application that allows mobile phone users to access the web, instant messaging and email without being monitored or blocked by their mobile internet service provider. Orbot brings the features and functionality of Tor to the Android mobile operating system.
Orbot contains Tor, libevent and privoxy