How much storage space is needed to support all sourcebook downloads? CrsAmby May 22, 2019 10:01 Updated Follow Android: 2GB storage space iOS: 4GB storage space Related articles Is there an app to download? How do I access this on my tablet or phone? Are the digital sourcebooks available offline? I created a baby or giant version of an existing monster and it was rejected - why is that? What is Compendium Content and how is that different to the full Sourcebook? Do I have to pay to use D&D Beyond? Comments 0 comments Article is closed for comments.