Ultimate Guide to Change Slow-motion Videos to Normal Speed on Android/iPhone

December 17, 2021Ashley Mae

"Well, I accidentally shot the video in slow-motion 2x 120p. Is there any way to convert the slow-motion video to a normal speed video and restore the audio?" - From DPReview forum Slow-motion function is now applied on all Android and iPhone mobiles, which helps you capture fast-moving things clearly at a slow speed. But how about changing slow-motion videos to normal speed when you take videos in the wrong mode? Here are 3 easy ways to speed up videos on your Android/iPhone. And you can also learn about the best software to change the slow-motion videos to normal speed with high quality.

Change Slow-motion Videos to Normal Speed

Part 1: 2 Efficient Ways to Change Slow-motion Videos to Normal Speed on iPhone

After you accidentally take slo-mo videos with your iPhone camera, you can directly fast slow-motion videos to normal speed on your iPhone through the Photos app or iMovie video editor. Here are the detailed steps:

1. Convert Slo-mo Videos to Normal Speed on iPhone with Photos

Step 1:
Open the Photos app on your iPhone, and then tap the Albums menu to see all the videos. To change slo-mo videos to normal speed, you can tap on the Slo-mo button and choose the desired videos.
Choose the desired videos
Step 2:
After that, tap the Edit button at the top-right corner of the videos. Then you can slide your finger across it and remove the closed-lines part. In this way, you can turn your slo-mo videos to normal speed easily. Then tap the Done button to save the videos.
Change slow motion to normal speed photos

2. Change slow-motion Videos to Normal Speed on iPhone with iMovie

Step 1:
Start the iMovie app on your iPhone and tap on the Plus icon on the main interface to create a new project. Then tap the Movie button to choose the desired videos. Or you can simply search for videos on the Media menu. After that, tap the Create Movie button to start editing videos and changing slow-motion videos to normal speed.
Create a New project to speed up
Step 2:
Tap the Clock icon in the editing menu at the bottom, then you can see a speed controller. Just pull the slider to the right to change slow-motion videos to normal speed. The maximum speed is 2X than before, and you can preview the effect in real time.
Change video speed on iPhone iMovie
Step 3:
After that, tap the Done button to save the speed-up videos. Then, you can choose to download the videos or upload them on media platforms directly.
Save the edited videos iMovie

Part 2: How to Change Slow-motion Videos to Normal Speed on Android Phones

For Android users, there's no default speed-up controller to change slow-motion videos to normal speed. Thus, you can rely on Google Photos to edit your videos. It supports accelerating slo-mo videos to 1.5x or 2x speed. Here are the steps:

Step 1:
Launch Google Photos app on your Android phone, and tap the Plus icon to add the desired videos. Then tap the Edit button to launch the speed controller. Now, you can change slow-motion videos to normal speed on Android by pulling the slider.
Step 2:
After that, tap the Next button to add other effects and filters to your videos. Then tap the Done button to save the videos.
Speed up slow motion videos google photos

Part 3: Recommended Way to Change Slow-motion Videos to Normal Speed on Windows/Mac

The mentioned three methods can only do simple speed changes without frame rate settings, which will lower the quality of original videos. Moreover, the default speed controller only supports speeding up videos at a 1x to 2x speed rate, which may not change the slow-motion videos to normal speed. Thus, you can rely on the best and professional video speed controller - Aiseesoft Video Converter Ultimate for Windows/Mac. It's an all-in-one video editor which enables you to import video of any format. For example, you can use it to speed up MP4 easily. It will help you change slow-motion videos to normal speed with high quality and customized settings.

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Part 4: FAQs about Changing Slow-motion Videos to Normal Speed

1. What speed should I choose to change slo-mo videos to normal speed?

It depends on the settings of your slo-mo videos. Normally, you need to adjust a 120fps slow-motion video to 4x speed. That's because the normal video always uses the 30 fps frame rate.

2. How to change slo-mo videos to normal speed on Windows/Mac?

iPhone has the default speed controller. And for Windows/Mac, you can rely on Aiseesoft Video Converter Ultimate, which provides a speed controller, video editor, quality enhancer, etc.

3. Which speed rate does iMovie support?

Unfortunately, iMovie only supports a maximum 2x speed rate, which is not enough to change slow-motion videos to normal speed. Thus, you can go to professional video editors on Windows/Mac.

Conclusion

After reading this article, you must have known how to change slow-motion videos to normal speed on your Android/iPhone to make up for your mistakes. In addition to the three easy ways, you can also use Aiseesoft Video Converter Ultimate to accelerate slow-motion videos to normal speed with high quality. If you get useful information here, share it with your friends now.

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