How to Speed up an iPhone Video Using Photos, iMovie, and More

As an advanced smart device, iPhone includes a lot of useful features especially video creating and editing. Now, more and more users are more likely to record important moments using their cameras. However, it is still a big challenge to retouch these videos among iPhone users according to a recent survey. Therefore, this tutorial will explain how to speed up a video on iPhone with or without a computer in detail.

Speed Up A Video on iMovie

Part 1: How to Speed up iPhone Videos with a Computer

To be honest, an iPhone is not a good device to edit videos, although the display becomes larger and larger. It makes sense that people are more likely to speed up their iPhone videos using a computer with AnyMP4 Video Converter Ultimate. It can offer a smooth video editing experience.

Main Features of the Best Video Editor

• 1. Speed up an iPhone video with presets easily.
• 2. Enhance and optimize video quality automatically.
• 3. Include a wide range of video speed presets.
• 4. Support almost all video formats, like MP4, AVI, etc.

How to Speed up an iPhone Video on PC

Step 1: Install video speed controller

The best video speed controller offers two editions, one for PCs and the other for Mac. Install the right one on your computer and launch it. Switch to the Toolbox tab from the top of the window, and then choose Video Speed Controller to open the main interface.

Step 2: Open video

There are two ways to add a video. Make sure to transfer the video that you want to edit from your iPhone to the computer. Then fire up a File Explorer window, locate the video, and drag and drop it into the interface. Another way is clicking the + icon, finding and selecting the video on the open-file dialog, and hitting the Open button.

Step 3: Speed up iPhone video

Now, you can select a preset to speed up your video from 1X to 8X. Check the effect with the preview panel. Finally, set the filename, profile, and destination folder at the bottom. Click the Export button to save the video.

Part 2: How to Speed up a Video on iPhone

For mobile-first, you can speed up a video clip on iPhone using the built-in Photos or iMovie app. Both of them allow you to change the video speed quickly, but they cannot process large video.

Method 1: How to Speed up a Video in Photos

Step 1: To turn a slow-motion video into a fast motion on iPhone, run the Photos app from your home screen. Go to the Albums screen, select Slo-mo, find the target video, and tap it to open the video.

Step 2: Touch the Edit button at the top right side, and you will see a timeline under the video.

Step 3: Put your finger on the left line and drag it to the right side. The slow-motion will disappear. Tap Done to save it.

Method 2: How to Speed up a Video by iMovie

Step 1: If you want to fast forward a video on your iPhone, start the iMovie app, tap Create Project, Movie, and Media successively.

Step 2: Select the target video from your Camera Roll, and tap Create Movie.

Step 3: Tap the Speed menu at the bottom with a dashboard icon. Move the slider to the Rabbit side until you are satisfied.

Step 4: Tap Done at the top of the screen to confirm the changes. Next, tap the Share icon and save it to the Photos app or post on social media directly.

Related:

How to Fade in or out Audio in iMovie

How to Trim Videos in iMovie

Part 3: FAQs about Speeding up iPhone Video