You can actually easily join several short videos into a long movie on Mac with video merger app. Once you are done with the video merging, you can copy the merged videos to your photo library or camera roll; open it with other related apps on your iOS device, like video players, editors; publish them to video sharing websites or upload to file storage services; you can also easily transfer the merged movies to your computer through Wi-Fi without any cable or iTunes. Here are the steps to do that.

Steps to Merge Videos on Mac

Step 1. Add videos to the video merger app

Tap on the + icon to browse through your video albums and load videos to merge.

Step 2. Enable Merge option

By default the merge option is disabled, you can simply tap to enable it. See above figure.

Step 3. Optionally set output video quality and size

There are several optional settings from the setting pane of the video slimmer you can tweak to get the best output, such as the video quality and video size settings.

Step 4. Merge videos on Mac

Now tap on the Merger button to begin merging your videos. It will create output videos in the Merger Video pane. You can share the merged videos in different ways.

Download AllPepole Video Merger At iTunes App store:
https://itunes.apple.com/us/app/my-merger-pro/id940336802?mt=12