Frammer X 1.13 macOS

Features:
Load your video (mov-m4v-mp4 file);
Drag and drop video files from "Finder" or from "Library" panel;
Play the video frame by frame, at half speed or normal speed (forward or reverse mode);
Select the start point by using the slider;
Control the playback with keyboard shortcuts;
Export the frame in PNG/TIFF/JPEG/JP2/BMP/GIF format.
Compatibility: macOS 10.13 or later 64-bit
Mac App Store:

https://geo.itunes.apple.com/app/id904258556