Is there a limit on the number of files in Unity Collaborate? If so, what is it? By Unity Services Support. Created: November 07, 2016 23:12 - Updated: December 07, 2018 21:03 CollaborateLimitUnity CollaborateSizeFile There is no total limit to the number of files you can store in Unity Collaborate. There is a limit of 10,000 files that you can upload at one time. If the project contains more files, click Upload again to upload the remaining files. Have more questions? Submit a request 0 Comments Article is closed for comments.