Best Online Collaboration Products in 2025

Online Sync and File Sharing.

Key Dropbox features:

Ease of Use Cross-Platform Compatibility Collaboration Features File Versioning

AxCrypt - Password Protect Files With Strong Encryption. AxCrypt is the leading open source file encryption software for Windows.

Key Axcrypt features:

Strong Encryption User-Friendly Interface Cloud Storage Integration Key Sharing

Try for free Free Trial

All-in-one workspace. One tool for your whole team. Write, plan, and get organized.

Key Notion features:

All-in-One Workspace Highly Customizable Collaboration Features Cross-Platform Availability

Your everything app. A universal workspace and smart organizer for all your ideas, files, notes, projects, links and screenshots.

freemium $5.0 / Monthly

The easiest way to comment and share feedback on over 30 file types. Sign up for free, upload your content, drop a comment, and share for review. Yep, it’s that simple.

Key Markup.io features:

Real-Time Collaboration User-Friendly Interface Integration Capabilities Versatile Annotations

freemium $59.0 / Monthly (Pro account - unlimited users)

Write Smarter. Publish Faster.

freemium $8.0 / Monthly

The online platform for scientific writing. Overleaf is free: start writing now with one click. No sign-up required. Great on your iPad.

Key Overleaf features:

Collaborative Editing Real-time Preview Rich Template Library Cloud Storage

FOSS Private Digital Workplace Email and Collaboration Platform.

Key Zextras Carbonio Community Edition features:

Private Digital Workplace Advanced e-mail management Calendars and events management Video Chats

Open Source free

Seamless Conversations, Smarter Connections.

Key lulichat features:

Omnichannel Integration Internal team communication Live chat & customer support

Instant Visual Feedback & Collaboration for Design & Marketing.

freemium

LiveChat - premium live chat software. Approach customers directly on the website, make connections and drive more sales using LiveChat.

Key LiveChat features:

Easy to Use Integration Options Real-time Monitoring Multichannel Support

paid Free Trial $20.0 / Monthly (1 agent)

A fully fledged, free email server solution, an open source project (GPL v2).

Key iRedMail features:

Open Source Comprehensive Features Easy Installation Excellent Documentation

Open Source

Facet lets writers create, publish, and grow community in one place, while readers enjoy a clean, distraction-free experience that makes every work easy to read and connect with.

Key Facet.ink features:

Super comfortable Writing Super comfortable Reading Super engaging Community

free

ruttl is the fastest website feedback tool to add comments & make edits on live websites & web apps, so that you can give precise change values to your developers. You can also collect feedback from your clients without login or sign-up!

Key Ruttl features:

Comment on live websites Edit live websites Bug tracking Video commenting

freemium $15.0 / Monthly (Standard Plan)