A free app for Android, by Recover Undeleted File Lab..
Have you accidentally deleted an important video? No need to search for a dedicated photo recovery or recently deleted video recovery tool. With Fix corrupted mp4 & lost video, it all comes in one place – you can recover deleted videos. You can also back it up once you restored them. You just need to scan corrupt, broken, delete, and lost mp4 files on android devices.
Here are some of the best features of Fix corrupted mp4 lost video