Affinity Photo for Mac
Affinity Photo is a superb desktop photo editing and image creation program.
Photo
XnConvert
XnConvert is a powerful and free cross-platform batch image processor, editor, converter for Mac, Windows, Linux.
Remove blemishes from photos on Mac
Remove blemishes from photos using TouchRetouch photo editor on Mac.
TouchRetouch for Mac
TouchRetouch is a photo editor app for Mac allows clearing your photos from undesired objects in an instant.
Stellar Photo Repair
Stellar Photo Repair for Windows and Mac can repair corrupt, damaged or broken videos in MP4, MOV,AVI, MKV, AVCHD, MJPEG, WEBM, ASF, WMV, FLV, DIVX, MPEG, MTS, M4V, 3G2, 3GP, and F4V file formats.