MOV Editor for Mac can edit mov for mac. The powerful MOV Editor Mac supports many editing functions like trim, crop, adjust effect and merge multiple videos into one file.
According to the processor of your Mac, you can choose Intel Version or PowerPC Verson to free download.

You can find videos you have checked in the playlist after loading videos by clicking "Add Files".

This is trim window you can see when clicking "Trim" panel. Here you can remove parts you unwant by dragging the start time and end time slider to choose the start point and end point.

If you want to alter the dimensions of the video, you just need to click "Crop" panel to specify an area either by dragging the frame around the video, or under "UP, Down, Left, Right" option choosing number.

You can set the video brightness, contrast, saturation and video volume by clicking "Effect" button. You can see some sliders in the effect window. Just drag them to adjust the corresponding option and preview the result on the preview screen.

Capture images of the videos on the preview screen of the main interface by clicking Snapshot button.
You are allowed to merge multiple videos by checking "Merge into one file" before converting.
OK, we have finished editing mov for mac with Mac MOV Editor and you can watch these new mov videos with QuickTime player.