Skip to content
whatismyalternative

Whaller

Secure, customizable collaboration platform

Visit Whaller

Whaller is a collaboration and communication platform built around sealed spaces called spheres, organizations and federations. It combines messaging, video conferencing, file management, task boards, events, intranet portals and document co-editing, with an emphasis on data sovereignty and security. Hosting is in France by default, with on-premises and SecNumCloud-qualified options for higher-tier offers.

Key capabilities include spheres for contextualized communication, a collaboration toolkit with online meetings, Kanban task management, file storage, co-editing compatible with Microsoft Office, events and calendars, surveys, and ads. The platform offers a white-label website, a sovereign email service, and a customizable intranet or extranet portal with a widget library and CMS. Integrations include BigBlueButton, Zoom, Glowbl, Mistral AI for an AI assistant, Draft.io for collaborative whiteboards, and Zapier for automation. Security features include end-to-end encryption, two-factor authentication, single sign-on, LDAP synchronization, and audit logs.

Whaller is designed for organizations of all sizes, from small teams to large multi-entity networks, and is used across sectors including education, government, healthcare, and defence. It offers a free Standard plan for up to 100 members, with paid Business and Enterprise editions that add advanced security, hosting, and customization options. Pricing is seat-based, with a free Pro trial available.

12 alternatives to Whaller

Ranked by how well each tool replaces Whaller: shared features, audience, price and popularity.

  1. Channels, huddles and apps for work communication

    Covers 2 of 15 key features.

    Free plan
    67 out of 100 match$8.25/mo
  2. Secure messenger for organizations with end-to-end encryption.

    Covers 3 of 15 key features and is open source.

    Free planOpen source
    64 out of 100 match$7.45/mo
  3. Secure, self-hostable collaboration

    Covers 1 of 15 key features.

    Free plan
    63 out of 100 matchContact sales
  4. Your new home for collaboration. One shared space for all your cross-functional work

    Covers 3 of 15 key features.

    Free plan
    63 out of 100 matchFree
  5. Chat, meetings and calling in Microsoft 365

    Covers 2 of 15 key features.

    Free plan
    63 out of 100 match$4/mo
  6. A secure instant messaging platform for businesses.

    Covers 6 of 15 key features.

    Free plan
    63 out of 100 match$2.99/mo
  7. Free private messaging and calling app for individuals and businesses.

    Covers 2 of 15 key features.

    Free plan
    63 out of 100 matchFree
  8. HumHub: Where your organization comes together.

    Covers 2 of 15 key features and is open source.

    Free planOpen source
    62 out of 100 matchContact sales
  9. Secure Team Messaging & Collaboration Software for Enterprises

    Covers 7 of 15 key features and starts cheaper.

    Free plan
    62 out of 100 match$2.50/mo
  10. Free business communication tool

    Covers 2 of 15 key features.

    Free plan
    62 out of 100 matchFree
  11. Voice, video and text communities.

    Covers 2 of 15 key features.

    Free plan
    61 out of 100 matchFree
  12. Team chat workspace combining messaging, tasks, calls and AI agents in one place.

    Covers 5 of 15 key features.

    Free plan
    61 out of 100 matchFree