Open365 Alternatives [Page 2]

Open-source cross-platform word processor.

Mailbird is the best email client for Windows 7, 8 and 10

The #1 email warming service to improve your deliverability by generating realistic and meaningful engagement to your emails. Easy-to-use solution to help you land in the main inbox instead of the spam folder.

Visit website paid $19.5 / Monthly (Pro)

The Power Email App for busy professionals, like you.

Pegasus Mail has been in existence longer than any other PC email client.

Omnichannel CRM for Businesses of all sizes

Visit website Open Source freemium $14.0 / Annually ($14 USD/monthly on Annual Subscription.)

MyOffice is a subscription based cloud service that enables team to share calendars, contacts, emails, files, tasks and notes securely online.

All-in-one workspace. One tool for your whole team. Write, plan, and get organized.

Open Source

EssentialPIM is a free Personal Information Manager that keeps up with the times and lets you manage appointments, tasks, notes, contacts, password entries and email messages across multiple devices and cloud applications.

paid Free Trial $39.95 / One-off

K-9 is an opensource email client making it easy to chew through large volumes of email.

Claws Mail is an email client (and news reader), based on GTK+, featuring Quick response

Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.

There’s big news attached.

eM Client is a fully-featured email client for Windows and macOS with a clean and easy-to-use interface. eM Client also offers features for calendars, tasks, contacts, notes, and chat.

freemium