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Detailed Comparison

Microsoft 365 vs OnlyOffice

A comprehensive comparison to help you decide if OnlyOffice is the right EU alternative to Microsoft 365 for your needs.

US-based (CLOUD Act applies)
Microsoft 365 logo

Microsoft 365

🇺🇸Microsoft

Microsoft 365 is a comprehensive office suite developed by Microsoft, designed to enhance productivity through a range of integrated applications and services. It includes tools for document creation, data analysis, and communication, such as Word, Excel, PowerPoint, and Outlook. The suite is equipped with AI-powered writing assistance, real-time collaboration tools, and integrated task management features, catering to both individual and organizational needs. Microsoft 365 is particularly popular among businesses, educational institutions, and individual users who require a robust set of tools for various professional and personal tasks. A key aspect to consider is that Microsoft 365 is a US-based product, and user data is stored in the United States, making it subject to US data laws, including the CLOUD Act and FISA 702. The pricing model for Microsoft 365 is subscription-based, offering different plans tailored to personal, business, and educational use.

EU-based (GDPR Protected)
OnlyOffice logo

OnlyOffice

🇱🇻OnlyOffice

ONLYOFFICE offers a secure online office suite highly compatible with MS Office formats. Connect it to your web platform for document editing and collaboration or use as a part of ONLYOFFICE Workspace.

freemium

Our Verdict

Why choose OnlyOffice

  • +GDPR compliance ensures EU data protection standards.
  • +Self-hosting allows full control over data storage.
  • +Open source offers transparency and customization.
  • +MS Office format compatibility reduces conversion issues.

Things to consider

  • -Migration from Microsoft 365 can be time-consuming.
  • -Lacks AI-powered writing assistance found in Microsoft 365.
  • -Learning curve for users familiar with Microsoft 365.

Privacy Winner: OnlyOffice

Your data stays in the EU and is protected under GDPR, free from US CLOUD Act access.

Feature Comparison

Switching from
Microsoft 365 logo

Microsoft 365

🇺🇸

Microsoft

VS
Switching to
OnlyOffice logo

OnlyOffice

🇱🇻

OnlyOffice

US Data Storage

Data subject to US CLOUD Act and may be accessed by US authorities

EU Data Protection

Data protected under GDPR with EU-only data residency

Certifications & Compliance

No certifications listed

GDPR Compliant
EU-Based
Open Source
Self-Hostable

Reasons to Switch

  • GDPR compliance ensures EU data protection standards.
  • Self-hosting allows full control over data storage.
  • Open source offers transparency and customization.
  • MS Office format compatibility reduces conversion issues.

Things to Consider

  • !Migration from Microsoft 365 can be time-consuming.
  • !Lacks AI-powered writing assistance found in Microsoft 365.
  • !Learning curve for users familiar with Microsoft 365.
Migration difficulty:
Medium
~Several hours to a few days, depending on data volume

Frequently Asked Questions

Is OnlyOffice a good replacement for Microsoft 365?

Yes, OnlyOffice is a GDPR-compliant European alternative to Microsoft 365. It offers similar functionality while ensuring your data stays within EU jurisdiction and is protected under strict European privacy laws.

Is OnlyOffice GDPR compliant?

Yes, OnlyOffice is a European company that fully complies with GDPR regulations. Your data is stored in EU data centers and is not subject to US surveillance laws like the CLOUD Act.

How much does OnlyOffice cost?

OnlyOffice offers freemium pricing. Visit their website for current pricing details and to compare plans based on your specific needs.

Where is my data stored with OnlyOffice?

OnlyOffice stores data in EU data centers, ensuring compliance with European data protection regulations and keeping your information within EU jurisdiction.

Other EU alternatives to Microsoft 365

Ready to make the switch to OnlyOffice?

Take control of your data privacy by switching to an EU-based alternative.