You can adjust the speed of video clips in iMovie. You can even fine-tune speed adjustments for a single clip by dividing it into ranges, each with its own speed. For example, you could set multiple ranges so that a clip slows down, speeds up, and then slows down again.
How do I increase the speed of a video on my iPhone?
https://www.youtube.com/watch?v=GyvjFWQMhOw
How can I speed up a video on my iPhone more than 2x?
https://www.youtube.com/watch?v=5RkxwIDEF_k
How can you speed up a video faster in iMovie?
- In the iMovie app on your Mac, select a clip in the timeline whose speed you want to change.
- To show the speed controls, click the Speed button.
- Choose either Slow or Fast from the Speed pop-up menu, and click a speed button to set the speed.
How do I speed up a particular video?
Clip speed allows you to play a video clip faster or slower than its original speed. To apply the clip speed effect, click and drag it from the tools panel to a clip on the timeline. Open the effects tray and drag the clip speed handles to adjust the speed of a clip.
How can I speed up a video more than 2x?
https://www.youtube.com/watch?v=9NmuWW-J6NE
Can you do more than 2x speed in iMovie?
To speed up the selected video, choose Clip > Fast Forward, and then choose a multiple: 2x, 4x, 8x, or 20x. If an option can't be selected, it means the video clip isn't long enough to accommodate that increase of speed. Or, it may mean you need to convert your video.