Do You Have an Attachment File Size Limit? Jodie Baer March 28, 2019 03:40 Updated The size limit of each image uploaded into Loopio is 3 MB. Other documents have a file size limit of 10 MB each. Related articles What Is a Magnet Attachment? How Do I Import Questions from a Source Document to a Project? How Do I Add or Delete an Attachment? Which Library Entries Are My Attachments Used In? How Can I Have an Export Theme Added to My Account?