One of the most popular alternatives to ONLYOFFICE is LibreOffice, which is free and open source. Other popular alternatives are Google Docs, Microsoft 365 Copilot, CryptPad and Apache OpenOffice. You're spoiled for choice with Spreadsheet Apps like ONLYOFFICE: we list more than 50 alternatives for the web, Windows, Android, Mac and Linux.
Comprehensive free office suite supporting word processing, advanced spreadsheets, dynamic presentations, vector drawings, math formulas, and robust database management. Fully compatible with major office formats across all operating systems, it offers extensive capabilities for personal or professional tasks.
Germany
EU
Powerful online word processor with real-time collaboration, document conversion from Word, extensive formatting options, revision history, and multilingual capabilities, all integrated within the Google Drive ecosystem, accessible through any internet-connected device.
United States
Office suite offering productivity tools, document creation, and collaboration. Features AI-enhanced editing, mobile app access to documents and shared workspaces. Formats include word processing, spreadsheets, presentations, and email services.
United States
CryptPad is a private-by-design alternative to popular office tools and cloud services. All the content stored on CryptPad is encrypted before being sent, which means nobody can access your data unless you give them the keys.
FranceEU
Apache OpenOffice is a leading open-source office suite that offers free applications for word processing, spreadsheet, presentations, graphics, databases and more. All data is stored in an open standard format, though Open Office can also read and write files from other common...
United States
On-premise office suite featuring advanced word processing, spreadsheets, and presentations, unmatched compatibility with 100+ formats, OOXML support, six-month updates, enterprise hardening, Visio and Publisher import, PDF export, and support for 50+ languages.
United Kingdom
Docs in Proton Drive are end-to-end encrypted so your work stays safe from data breaches, online surveillance, and can never be fed into AI models.
Switzerland
Private offline document reader and organizer supporting PDFs, DOCX, TXT, Markdown, CSV, TSV, and HTML files, enabling editing, formatting, folder browsing, sorting, favorites, and recent file tracking. No ads or tracking, with customizable themes and layouts.
India
A comprehensive, free office suite offering high compatibility across formats. Supports Android, iOS, Windows, Linux, macOS, and handles text, presentations, spreadsheets, and PDFs. Features document collaboration, multiple languages, strong privacy, and user support.
China
Collaborative platform for real-time note-taking, documentation, and wikis, featuring offline editing, granular permissions, AI-assisted writing, multiple export formats, user-friendly formatting, scalable team support, customizable templates, and open-source licensing.
FranceEU
Comprehensive tool for creating dynamic, high-impact presentations featuring advanced graphics, formatting, collaboration, multimedia integration, and seamless sharing within Microsoft Office Suite, with both desktop and online versions available for versatile use across platforms.
United States
One HTML file is the document, the editor and the player at once. Local-first, AI-native, end-to-end-encrypted live collaboration, works offline forever.
