Apps similar to Centrio include Ferdium, which is free and open source. Other options are Station, Rambox, Franz and Shift Browser. In total there are six Instant Messengers like Centrio for Mac, Windows and Linux.
Open source cross-platform desktop app uniting messaging, email, productivity, and custom services in a side-by-side interface with easy account-free use, workspaces, built-in Todo panel, resource hibernation, robust privacy controls, and optional multi-device sync.
Germany
EU
Station is the first open-source smart browser for busy people. A single place for all of your web applications.
FranceEU
A digital workspace organizer that allows you to unify as many applications as you want, all in one place. It is perfect for those who care about productivity while working with many business and personal apps.
Argentina
Centralize multiple chat and messaging services in one customizable interface, organize workspaces, receive synchronized notifications, manage multiple accounts per service, and easily access popular platforms on Mac, Windows, and Linux. Privacy controls included.
AustriaEU
Shift consolidates web applications into one platform, simplifying access to Google and Microsoft accounts. It declutters tabs, supports email management for Gmail and Outlook 365, integrates with extensions like Grammarly, LastPass, and more, while providing custom notifications and quiet hours.
Canada
Productivity browser featuring unified webmail, website, and web app management, isolated multi-account support, vertical sidebar with grouping, memory-saving tab sleeping, app-to-app linking, built-in chat and screenshare, collaboration workspaces, and strong security.
United Kingdom
