Kerio Connect alternative

Using Bitrix24 as free Kerio Connect alternative

Kerio Connect (originally called Kerio MailServer) was one of the first groupware solutions to appear way back in 2001. Unfortunately Kerio Connect still centers around email as the primary means of internal collaboration, while more and more people use social networks, instant messaging, video conferencing and online file sharing for work, reserving email for client communications. If you are looking for a free modern Kerio Connect alternative, available in cloud or as a self-hosted solution, with native mobile apps for iOS and Android, take a look at Bitrix24:

2,000,000+
organizations
are already using Bitrix24