Ukrainian company Readdle  has developed Spark  email client for the operating system macOS with quick response to the letter, “smart” search and notifications for important messages.

The application distributes all the letters in importance: the message of the interlocutors reflected above those that automatically sent from various services. The letters were read automatically moved to the bottom of the screen.

Spark also allows you to send an invitation to the meeting and provide the following statistical review,  reply using pre-made templates and choose signature to the letter.

The application can be integrated with services like Evernote, Dropbox, Box, Pocket, Instapaper, at the same time it is possible to use multiple accounts for the same service.

The application is available in the App Store. Also there is a version for IOS.