
You have to double click on the video clip in timeline, then adjust "Speed" option in the Inspector windows. Note: It is a little bit complicated to make iMovie time lapse video if you are using iMovie 9. Step 3 >Click the "Share" button right above, then you can choose to save the iMovie time-lapse or share it directly. Preview the time lapse video until you are satisfied. Then select "Speed" > "Fast", here you can choose frame rate like "8x", "20x". Tap the clock icon on top of the preview window. Step 2 Select the clip whose speed you want to change. (You can click the "setting bar" below the preview window to see more frames in the timeline.)

Step 1 Open iMovie on your Mac, and import the video clip you intend to make time-lapse from in the Library. Once you have shot the video and want to create a time-lapse out of it, you can follow the tutorials below to make an iMovie time lapse on Mac (Take iMovie 10 as an example). Best Alternative Video Editor to Make iMovie Time Lapse How to Make an iMovie Time Lapse on iPad/iPhone? The following article gives you a full guide on how to make a time lapse video in iMovie. If you are also interested in time lapse, you can consider iMovie time lapse, which is very easy to use yet effective. This technique is used widely to capture the sunrise, the flower opening, cloud flowing and more. Time Lapse is a special video editing technique that lowers the speed or frequency of video or picture, making them appear in a series of quick succession over a long period of time to denote something that happens over a long period of time. IMovie is a free download and update on iOS.IMovie Time Lapse: How to Make a Time Lapse Video in iMovie Other features include shortcuts for physical keyboard (such as the iPad Pro Smart Keyboard), option to hide Media Browser while editing, option to disable Ken Burns animation on photo, redesigned Project Details view to watch files before opening them, redesigned Video view, improved inspector on iPad, support for Slide Over and Split View in iOS 9 on the iPad, redesigned Audio browser, performance and stability improvements, and support for additional languages such as Canadian French, Hindi, and Traditional Chinese. On the iPad Pro, you get a full height media browser and 1:1 viewer for 1080p videos. The 6s and 6s Plus also get 3D Touch shortcut to start video a new film from the homescreen. You can also export videos in 1080p60 now. On the iPad Pro you can edit three 4K streams at the same time. The new iMovie supports up to 3840x2160 editing on the new iPad Pro, iPhone 6s and the iPhone 6s Plus.

That app was iMovie and it has now been updated to support the higher 4K resolution.

You may have noticed Apple mentioned during the last keynote support for 4K editing on the iPad Pro and the iPhone 6s.
