myCloud offers three different subscriptions:
myCloud Light customers receive 10 GB of storage space for files, photos and videos for free.
myCloud Standard customers with authorized Swisscom subscriptions receive 250GB storage space for files and unlimited storage space for photos and videos.
myCloud Pro customers receives unlimited storage space for photos and videos as well as 2TB for files and documents.
Here you will find further information on the individual myCloud subscriptions.