Many people working on screens switch between multiple devices rather than using a single computer – typically PCs, laptops, smartphones, and tablets. For users, this means that they don't just need to synchronize the data between the computers, they also need compatible software for all these devices. Not least because "Software as a Service" (SaaS) is becoming increasingly important: Instead of installing software locally, you can use cloud-based services that can be accessed from all devices no matter what platform is used.

As you know the big software corporations have a foot in the door here already: Microsoft has offered its own web-based Office365 since mid-2011 in the form of a fee-based subscription model. Google also clawed its way into the market 10 years ago with Google Docs, Sheets, and Slides. In typical Google-style, the use of these services remains free. So, the question is: Google or Microsoft; if you use SaaS, you'll be giving up control of your data.

A Whole Load of Cloud

Another alternative is now entering the scene in the form of Open365 [1]: The service combines the well-known open source tools LibreOffice as an office package, Seafile [2] as a synchronization tool, KDE Kontact [3] for managing addresses and emails, and Jitsi [4] as an instant messenger on an interface.

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