Open365 Alternatives & Competitors

ONLYOFFICE is a complete office and productivity suite.

Key ONLYOFFICE features:

Compatibility Collaboration Cross-Platform Integrations

Free office suite, open source, and compatible with .doc, .docx, .xls, .xlsx, .ppt, .pptx files. Updated regularly – download for free. Originally based on OpenOffice.org.

Key LibreOffice features:

Free and Open Source Cross-Platform Compatibility Strong Community Support Compatibility with Multiple File Formats

Open Source

Setuply: Transform Clients into Brand Advocates. An AI-powered, purpose-built platform for client onboarding and lifecycle management, helping B2B teams accelerate revenue recognition, boost retention, and scale operations with confidence.

Key Setuply features:

Project Management Case Management Secure Data Staging Client Impact Control Panel

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Would you need Office Word, Excel or PowerPoint for Home, business or School? WPS.com would give you right version for you.

Key WPS Office features:

Cost Compatibility User Interface Cross-platform Availability

Boost your productivity with reliable access anywhere with services like email, calendar, file sharing, meetings, instant messaging, and Office Online.

Key Microsoft 365 features:

Accessibility Automatic Updates Integrated Productivity Tools Cloud Storage

SoftMaker Office is an office suite for Windows, Linux, Android, Windows Mobile, and Windows CE.

Key SoftMaker FreeOffice features:

Cost Compatibility Cross-Platform Support User Interface

Apache OpenOffice is an open source, office document productivity suite.

Key Apache OpenOffice features:

Cost Compatibility Open-Source Cross-Platform

Open Source

Zoho is an all-in-one online office suite.

Key Zoho One features:

Integrated Suite Cost-Effective Flexible Pricing Ease of Use

With Office Online you can view, edit, and share Word, Excel, PowerPoint, and OneNote files on your devices using a web browser, so you can work anywhere.

Key Office Online features:

Accessibility Cost Collaboration Integration

Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!

Key Thunderbird features:

Free and Open Source Customization Cross-Platform Robust Security

CryptPad is a collaborative office suite that is end-to-end encrypted and open-source.

Key CryptPad features:

End-to-end encryption Fully open source Real-time collaboraton

Open Source freemium €5.0 / Monthly (Personal 5GB)

OfficeSuite offers office productivity tools like documents, spreadsheets, presentations and PDFs across all the devices.

Key OfficeSuite features:

Cross-Platform Compatibility Comprehensive Office Suite User-Friendly Interface Cloud Integration

Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.

Key Microsoft Outlook features:

Integration with Microsoft Ecosystem Calendar and Task Management Strong Security Features Customizable Interface

iWork is an office suite by Apple.

Key Apple iWork features:

Seamless Integration User-Friendly Interface Free for Apple Users Rich Templates