Easy switch between multiple libraries across multiple accounts Wireless connect to Calibre effortlessly as Smart device Calibre Sync also supports multiple libraries across multiple Drive, Dropbox, OneDrive, Box, pCloud, MEGA, WebDav, Nextcloud, and OwnCloud accounts simultaneously. Move your Calibre libraries to your favourite cloud providers and access those libraries via Calibre Sync to browse, sort, search, download and read books on your device.

It even supports Calibre libraries on your external storage and from Calibre Content Server or Calibre-web with amazing performance. transform your device to a smart device emulator that connects to Calibre wirelessly. help you access full Calibre libraries on most popular personal cloud services, including Google Drive, Dropbox, Microsoft OneDrive, Box, pCloud, MEGA, WebDav, Nextcloud and OwnCloud - simply the most supported for cloud services. Lifetime support, no extra charge, no subscription fee. All in one Calibre libraries on your iPhones and iPads.

Calibre mobile app