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Fix iMovie Horizon Problem: Rotate Video Slightly to Straighten Video

Last Updated: 2022. 07. 15

- Can you straighten horizon in iMovie?

- How do I slightly rotate a video clip?

- Want to rotate less than 90 degrees?

- Questions from Apple Community

Unfortunately, you can only rotate a video by multiples of 90 degrees to change the video orientation. That’s to say, there is no way to rotate a video slightly in iMovie to straighten the horizon.

Now that the iMovie app only has the standard default 90-degree rotation available, so what do you do when you need to fix your iMovie horizon problems?

We'll share the simple options to rotate a video arbitrarily to straighten the horizon below. Keep reading and learn how to fix iMovie horizon problems.

Also Read: How to Change Aspect Ratio in iMovie [Make iMovie 9:16 Included] >

How to Rotate Video Slightly to Fix iMovie Horizon Problem

As we said before, iMovie can only rotate by 90 degrees, and it doesn't have a way of slightly rotating the video. So what about when your footage is off a few degrees and needs to be straightened?

Don't worry! Here we'll introduce two methods for you to fix the horizon problem - rotate clips arbitrarily to fix the iMovie horizon problem with a free online video rotator and also make a fine rotation of the video for iMovie using Apple's Keynote app.

Rotate Video Slightly Online to Fix iMovie Horizon Problem

FlexClip is a powerful online video editor offering rich editing tools to help you make and edit videos. It can easily help you slightly rotate a video at any angle to straighten the horizons of your iMovie or any other video project in a few clicks.

Step 1
Go to o FlexClip's online video editor, or click the Get Started Now button above to make a fine rotation of your iMovie or any other video directly.
Step 2
Upload the tilted video that you want to straighten to the Media section. Here you can upload one from your computer or select the file from your mobile device.
Rotate Video Slightly with FlexClip - Upload

Rotate Video Slightly with FlexClip - Upload

Step 3
Apply your video to Timeline with the pip feature, then drag and drop to adjust its size and location.
Rotate Video Slightly with FlexClip - Add

Rotate Video Slightly with FlexClip - Add

Step 3
To straighten the horizon of the video, you just need to click and hold on the rotate icon on the canvas to make any angle of rotation.
Rotate Video Slightly with FlexClip - Rotate

Rotate Video Slightly with FlexClip - Rotate

Step 5
Once done, you should see the edges that show the background on the canvas, that's caused by the rotation, so here you need to drag out the corners of the video to cover the background to make your straightened video looks perfectly.
Rotate Video Slightly with FlexClip - Adjust

Rotate Video Slightly with FlexClip - Adjust

While you're in the editor, you can use FlexClip's tools to make any other edits you'd like to your video:

Also, you can make a stunning video with FlexClip's pre-made video templates:

Kids Birthday Wishes
Preview
Kids Birthday Wishes
Use This Template
Anniversary Photo Collage
Preview
Anniversary Photo Collage
Use This Template

Rotate Video Slightly with Keynote to Fix iMovie Horizon Problem

When you want to slightly rotate a clip to fix the horizon problem of iMovie or any other video on your Mac or iPhone, Apple's Keynote app looks like the answer. It is possible to rotate any media items at arbitrary angles in Keynote. It is available on all Macs, so there is no download from the internet necessary.

Rotate Video Slightly with Keynote

Rotate Video Slightly with Keynote

Step 1
Go to the Keynote and create a presentation in a white blank format.
Step 2
Click the View on the top toolbar, then Zoom out to see the whole slide.
Step 3
Now, you can import your video, simply go to the Media and find the video you want to straighten the horizon.
Step 4
Then, focus on the right tool menu, and select the Arrange tab to rotate the video sightly with the rotation controls.
Step 5
Once done, you need to drag out the corners to enlarge the video and keep black corners away.
Step 6
Okay, now you've fixed the tilted video successfully, just export the final straightened video directly.

Rotate Video Slightly with Keynote

Final Words

That's all for how to change the aspect ratio in iMovie and the best iMovie alternative to change the video aspect ratio freely - change aspect ratio online with FlexClip's online video editor. By the way, FlexClip is a powerful video editor/maker that helps you create stunning videos with great ease. Try it FREE!

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Make a free video online
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