Apps similar to Proton Docs with Affiliate Programs

Open-source office suite offering document, spreadsheet, and presentation editing with co-editing modes, plugin support, integration across 30+ services, robust security, and mobile access. Available in Community, Enterprise, and Home Server editions for versatile deployment.

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.

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.

Designed for remote teams, it streamlines workflows by unifying documentation, discussion, and task execution. Features include a powerful editor, video explainers, sketch tools, integrations with Slack, Google Drive, project management tools, and advanced search capabilities.

Integrates documents and notes for unified knowledge management, autolinks concepts, provides always-on search, public web sharing, real-time collaboration, drag & drop external files, unifies multiple tools for collective team workflows and efficient content creation.

Cloud-based word processor with AI assistant for improved writing, document publishing across platforms, e-signature, mobile apps, and MS Word compatibility. Offers collaborative tools, custom workflows, secure cloud storage, and seamless integration with other Zoho applications.

A desktop publishing (DTP) and word processing application that is popular for large documents.