.3MM File Extension
- Developer by: Microsoft
- Category: Video Files
- Format: Binary
What is an .3MM file?
.3MM is 3D Movie Maker Movie Project
Movie or animation created with 3D Movie Maker (3DMM) for Windows; includes a 3D scene with three-dimensional characters and objects; may also contain music, sound effects, speech, and special effects.
3MM files are also created by Microsoft's Nickelodeon 3D Movie Maker, which is based on the original 3DMM program.
NOTE: The 3D Movie Maker software has been discontinued.