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Change Speed of a Video on iPhone

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Do you want to know how to slow down a video on iPhone? Or maybe you want to know how to speed a video up on iPhone.

There might be times you need to speed up or slow down a video that you shoot on iPhone. There are apps and built-in option that allows you to adjust the video’s speed. 

This guide will help you out of this problem with step by step process to speed up and slow down iPhone videos.

Let’s get started.

Best Free App for Changing Video Speed on iPhone

Want to know how to slow a video down on iPhone or speed it up? There are numerous apps that let you do this, but not all of them are free and intuitive. However, there’s one such option that stands out from the crowd for its free access and variety of other video editing tools.

Wondershare FilmoraGo is an iOS app available on Apple App Store. You can download the app and install it on your iPhone.

It is essentially a video editing app with an intuitive interface. It can help you speed up videos, slow down videos, or record slowmo iPhone videos that can be shared on social media platforms.

In addition to changing video speed, you can do some basic video editing as well. It includes text effects, stickers effects, music, PIP, and more.

How to Slow Down A Video on iPhone?

Looking for how to slow down a video on iPhone? Keep reading and you’ll find out shortly exactly how to do it.

Have you ever seen a movie trailer and thought that the slow-motion effect looked really cool? Well, you can get the same effect on any of your videos. You can even reverse the effect and speed up your video to create some interesting video effects.

Whatever your reason for slowing down a video, it’s easy to change the speed of your clip using iMovie on iPhone.

Here’s how you can do it:

  • You need to have iMovie app installed on your iPhone. If it’s already installed, launch iMovie on your iPhone and start a new project.
  • Now, tap the plus sign that’s at the start of the Projects screen.
tap the plus button on the Projects screen
  • Now, a pop-up window will appear where you need to select Movie.
Select Movie in the New Project screen
  • Now, find and select the video you want to slow down and tap Create Movie button at the center bottom of the screen.
tap Create Movie
  • Now move the playhead to the start of the timeline and tap to select the video. At this point, you’ll see the timeline highlighted in yellow color.
  • Look at the bottom of the screen and you’ll find the Speed button with the speedometer icon. Tap the Speed icon and a sliding bar will appear.
tap the Speed icon
  • To slow down the video, move the sliding bar to the left side, which’s towards the tortoise. It indicates that the speed of the video will decrease.
Move the slider backward to slow down
  • Now click the Play button to preview and then tap Done.

How to Speed Up Videos on iPhone?

Do you want to know how to speed up a video on iPhone? Keep reading to find out.

There are plenty of reasons why you might want to speed up a video. Maybe it's an educational video that is really slow and boring or it has been recorded in slo-mo. It might be the reason that the video is long and slow, and your audience will get bored midway.

Whatever the reason, speeding up a video is easy to do on iPhone.

Let’s look into two different methods to speed up video on iPhone.

The first method works for videos originally recorded in slo-mo mode on iPhone.

Speed up slo-mo videos using the Photos app

The easiest way to speed up slo-mo videos is using the Photos app that comes pre-installed on iPhone.

Just follow these steps to speed up slo-mo videos:

  • Open the Photos app on your iPhone.
  • Tap Albums.
  • Now, scroll down and tap Slo-mo.
Tap Slo-mo
  • Tap the slo-mo video you want to speed up.
  • Once the video is open, tap Edit.
  • You’ll see a set of vertical lines on the bottom of the screen. The vertical lines indicate the video’s speed at that point. Closer lines mean normal speed and a wider distance between lines indicates that the section is in slow motion.
vertical lines indicate the speed of the video
  • You can hold and drag a bar and bring it closer to the other one to speed up the slo-mo section of the video. Bringing the lines closer indicates the video is at normal speed.
  • Once you have changed the speed, tap Done.
Tap Done to save the changes

Speed up iPhone videos using iMovie app

Here’s how you can speed up a video on iPhone with iMovie app:

  • Launch iMovie on your iPhone and start a new project.
  • Now, tap the plus sign visible at the start of the Projects screen.
  • A pop-up screen will appear where you need to select Movie.
  • Now, you can find and select the video you’re looking to speed up on iPhone. Once sleected, tap Create Movie button at the center bottom of the screen.
  • Now move the playhead to the start of the timeline and tap to select the video. At this point, you’ll see the timeline highlighted in yellow color.
  • Look at the bottom of the screen and you’ll find the Speed icon. Tap the Speed icon and a sliding bar will appear with a tortoise on its left side and a hare on the right side.
  • To speed up the time-lapse video, move the slider to the right side.
  • Now click the Play button to preview and then tap Done.

After increasing the speed of the video on iPhone, you can save it or share on your social media accounts or with your friends via messaging apps.

Bonus Tip: How to Change up the speed of a video in Wondershare Filmora

In case you have a video stored on your computer and you need to adjust its speed, you can use Wondershare Filmora.

With Wondershare Filmora, you have the ability to adjust a video's speed. Flipping through your editing options will reveal your options for doing so. You can increase or decrease the speed of the video with just a few simple clicks.

There are plenty of options around how much you can speed up/down. In fact, you can set a custom speed.

Let’s see how you can slow down and speed up a video using Wondershare Filmora.

How to speed a video up with Filmora

Follow these steps to increase the speed of the video using Wondershare Filmora:

  • Download and install Wondershare Filmora on your computer.
  • Launch Filmora and click the on new project, or you can just drag and drop the file that you want to edit.
“Launch the WonderShare Filmora”
  • Click the Import button to load your file or drag and drop the file directly.
tap the Import button and select file from the browse file window
  • Once imported, you need to drag the file to the timeline.
drag the media file to the timeline
  • Now that the video is on timeline, you need to click the Speed icon and select the Fast option. You can increase the speed by 2x, 4x, 8x, and so on. You can also set a custom speed using Custom Speed option.
tap the Speed button and select the speed
  • Save the file and use it the way you want.

How to slow down a video using Filmora

To slow down a video using Filmora, you need to follow the below steps:

  • Make sure you have Wondershare Filmora installed on your computer.
  • Launch Filmora and click the Import button. The browse file window will appear where you need to select the file you want to slow down. You can also drag and drop the file directly.
  • Once imported to the media library, drag the file to the timeline.
  • Now that the video is on the timeline, click the Speed icon. Since you want to slow down the video, select the Slow option. Filmora lets you slow down a video by 0.5x, 0.25x, 0.1x, 0.05x, and 0.01x. You can also set a custom speed.
  • Now, click the Render button to apply the settings.
  • Save the file and use it the way you want.

Conclusion

That's really it! Changing video playback speed on your iPhone couldn't be simpler, and it will help you save time by leaving you with shorter videos to edit.

We explained the step-by-step process to let you know how to slow down a video on iPhone or speed it up. With the help of a built-in method to speed up slo-mo video and using apps like iMovie and FilmoraGo, you can easily speed up or slow down videos on your iPhone.

When it comes to changing the video’s speed on your computer, Wondershare Filmora is an excellent choice.

We hope this guide helps you to change the speed of videos on your iPhone – without scratching your head.

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