Microsoft 365 vs. LibreOffice

Comparison of Microsoft 365 and LibreOffice
Real cost
	Microsoft 365 The standard for business documents, with the best file compatibility. It is a subscription. Swap this Tool Use IntelliJ IDEA instead	LibreOffice A free and capable suite that works offline. Complex Microsoft files can look slightly different. Swap this Tool Use IntelliJ IDEA instead
Price	99 € per year	0 €
Payment	Subscription	Free
Trial	30-day trial	No trial
Free Tier	No free tier	No free tier
Open Source	No	Yes
Features and limits
Main Features	Word, Excel and PowerPoint Cloud storage and sharing Real-time co-authoring Outlook mail and calendar Wide format compatibility	Writer, Calc and Impress Opens and saves Microsoft formats No account needed Export to PDF Works offline
Limits	Subscription only Some features need an internet connection	Interface looks dated Complex Microsoft files may shift
Compatibility and trust
Supported Operating Systems	WindowsmacOS	WindowsmacOS
Verified on	13 Aug 2026	14 Aug 2026
Where to buy
Vendor	Go to vendor’s site: Microsoft 365 (opens in a new tab) Subscription. Approximate list price in euros, check the vendor.	Go to vendor’s site: LibreOffice (opens in a new tab) Free, open source.

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