Kontact Alternatives

To track with Google calendar, easy, the important events in your life, all in one place. Add events and send invitations effortlessly, share your schedule Features:Free,Web,Android,iPhone,Chrome,OS,Android,Tablet

To manage as part of the Microsoft Office Suite, Outlook E-Mail, calendar, contacts, and tasks from the personal information manager that allows you. Features:Freemium,Mac,Windows,Web,Android,iPhone

The big news is connected. OS X Yosemite on a Mac will be better with the best way to manage E-Mail better. Features:Free,Mac,iPhone,iPad

A modern and easy-to-use interface eM Client is a full-featured E-Mail client. eM-Client, calendar, tasks, contacts and chat features. Features:Freemium,Windows

Postbox helps you do things and to organise the life of an e-mail application. Elegance and simplicity of Apple Mail, but with more power Features:Commercial,Mac,Windows

Use the calendar to keep track of your schedule and share it with others. Separate calendars for home, school, other work, a third for creating. See Features:Free,Mac,iPhone,iPad,iCloud

Free, easy to use and a feature rich calendar application that not a lot of space on your desktop. The application is platform independent so Features:Freemium,Mac,Windows,Linux

The lighter the plane is the fastest E-mail client for Mac and Lightning. Unified inbox and folders-editable HTML pages with Multi-Account feature list: accounts: Features:Commercial,Mac,iPhone,iPad,Apple,Watch

E-Mail, synchronization, portability, network support, Android-and iOS-versions for Windows offers powerful, high-featured personal information manager. Features:Freemium,Windows,Android,iPhone

Mutt Unix operating systems, a small but very powerful text-based e-mail client. Some of the features, including color support, message threading, mime support (: Features:Free,Open,Source,Mac,Windows,Linux,Xfce

Sylpheed (mail carrier, easy, light and simple, but faturafull E-Mail client. For example, Windows, Linux, BSD, Mac OS X and Sylpheed runs on many systems, Features:Free,Open,Source,Mac,Windows,Linux,BSD,

Fantastic (including the representatives of Google calendar)for the calendar creating CalDAV event of a natural language is a flexible, beautiful calendar and event list support Features:Commercial,Mac,iPhone,iPad,Apple,Watch

Google Places is a free e-mail service Gmail as a standalone service, which can be used with Google contacts and Google as part management tool Features:Free,Web,Android,Android,Tablet

Full contact address books to cloud-based leader. Duplicate contacts with this application for multiple platforms and accounts (Google, between synchronize content Features:Freemium,Mac,Web,Android,iPhone,Android,Tablet

(Optional memories, and recurring) events, in numbers and a simple calendar widget with a customizable week. Annual, monthly, daily, provides a view. Not exactly Features:Free,Open,Source,Android,Android,Tablet