collAnon is described as 'People and companies use collAnon to have discussions based on temporary anonymity, where the focus is on what is answered instead of who is answering' and is an app in the Network & Admin category. There are more than 25 alternatives to collAnon for a variety of platforms, including Android, iPhone, Online / Web-based, iPad and Android Tablet. The best alternative is Slack, which is free. Other great apps like collAnon are Mattermost (Freemium, Open Source), Zulip (Free Personal, Open Source), Microsoft Teams (Freemium) and Ringcentral Glip (Freemium).
Slack is a unified communication platform built with an optimized workflow to keep modern teams focused and productive. A familiar chat interface facilitates discussions while advanced features are easily exposed based on context.
Glip is instant messaging for teams and businesses to communicate and get work done at the same time. In Glip you work where your conversations are, so you always know what your team is doing and what needs to get done next.
The free and open-source Crust Messaging is a secure, high performance,Slack alternative that allows your teams to collaborate more efficiently, as well as communicate safely with other organisations or customers.
Samepage facilitates communication, project management, meetings, online collaboration and more by combining chat, video calling, screen sharing, task management, file sharing, and real-time document collaboration in a single collaborative workspace.
eXo Platform is an all-in-one digital workplace solution that helps you connect, align and engage your teams around a single interface. You can use it to improve company and peer-to-peer communication, boost collaboration and manage company knowledge.