FairEmail is easy to setup and works with virtually all email providers, including Gmail, Outlook and Yahoo!
FairEmail might be for you if you value your privacy.
Main features
* Fully featured
* 100 % open source
* Privacy oriented
* Unlimited accounts
* Unlimited email addresses
* Unified inbox
* Conversation threading
* Two way synchronization
* Offline storage and operations
* Battery friendly
* Low data usage
* Small (< 10 MB)
* Material design (including dark/black theme)
* Maintained and supported
This app is minimalistic by design, so you can concentrate on reading and writing messages.
This app starts a foreground service with a low priority status bar notification to make sure you'll never miss new emails.
Privacy features
* Encryption/decryption supported (OpenPGP)
* Reformat messages to prevent phishing
* Confirm showing images to prevent tracking
* Confirm opening links to prevent tracking and phishing
* Automatically recognize and disable tracking images
* Warning if messages could not be authenticated
Simple
* Quick setup
* Easy navigation
* No bells and whistles
* No distracting "eye candy"
Secure
* No data storage on third party servers
* Safe message view (styling, scripting and unsafe HTML removed)
* Confirm opening links, images and attachments
* No special permissions required
* No advertisements
* No analytics and no tracking (error reporting is opt-in)
* No Google backup
* FairEmail is an original work, not a fork or a clone
Efficient
* Fast and lightweight
* IMAP IDLE (push messages) supported
* Built with latest development tools and libraries
Pro features
All pro features are convenience or advanced features.
* Account/identity colors
* Colored stars
* Notification settings (sounds) per account/folder/sender (requires Android 8 Oreo)
* Configurable notification actions
* Snooze messages
* Send messages after selected time
* Synchronization scheduling
* Reply templates
* Accept/decline calendar invitations
* Filter rules
* Search on device or server
* Keyword management
* Biometric authentication
* Unified inbox widget
* Export settings
For more information, please see here: https://github.com/M66B/FairEmail/blob/master/README.md