pCloud is a file hosting service from Switzerland with good prices and with apps for many platforms. Apps are offered for Windows, MacOS, Linux, iOS and Android. Additionally, browser add-ons are offered with which, for example, images can be quickly stored in pCloud's storage.

In the basic plan, the data is not encrypted on the client, but there is an extra that can be purchased to activate zero-knowledge encryption.

Filen is an German file hosting service with afforable prices and end-to-end encryption.

Proton Docs let you collaborate in real time, leave comments, add photos, and store your documents securely. Proton Docs and also the spreadsheet product Proton Sheets, is part of the bigger Proton Drive product.

Nuclino is a collaborative document editing service from Germany.