Video formats that WILL upload to Sendspark:
.mp4
.mov
Video formats that will NOT upload to Sendspark:
.avi
.wmv
.3gp
.flv
.mkv
.mpeg
.mpg
.mts
.vob
.m4v
(If you need to upload one of these formats, make a request and we'll see what we can do for you).
Using another file format?
Let us know and we will test for you!