Downloading SURFdrive 2.5.4.1851 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. The following versions: 2.1, 1.8 and 1.7 are the most frequently downloaded ones by the program users. The program is categorized as Internet & Network Tools. The actual developer of the free software is SURF. The program's installer is commonly called surfdrive.exe. We recommend checking the downloaded files with any free antivirus.
From the developer:
SURFdrive is a personal cloud storage service for the Dutch education and research community, offering staff, researchers and students an easy way to store, synchronise and share files in the secure and reliable SURF community cloud. Users get 100 GB data storage capacity, and can access their files at all times from any location by means of offline synchronization. Users can also grant guest users access to their personal files.
You may want to check out more software, such as PowerFolder, Huddle or CloudBerry Online Backup, which might be similar to SURFdrive.