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4 Video Speed Editors to Make Fast and Slow Motion Video

By Carrie Murray, Thursday, June 06, 2019

Changing video speed can make some fun fast motion or slow motion videos. This post will show you 4 video speed editors to speed up or slow down a video after recording. There are video speed editors for Windows, Mac, iPhone or Android.

No matter what devices you are using, you can easily change video speed with the fast and slow motion video editors below.

Video Speed Editor for PC - PawEditor

PawEditor has a video speed changer that lets you easily control the speed of a recorded video. By using the speed changer, you can easily speed up or slow down a video on Windows 10, 8, 7 PC.

Moreover, with its advanced video editing capabilities such as color correction, special transitions & effects, trimming, cutting, you can make your slow-motion or fast-motion videos more intriguing.


Speed up/slow down video on PC

Step 1: Open PawEditor and create a project for your fast or slow motion video.

Create A Project

Step 2: Import the video you have recorded.

Step 3: Drag the video to a timeline track and right click on it. Select Edit.

Click Edit in Timeline

Step 4: In the video editing panel, change the value in the field of speed. By default, the video is played at the speed of 1.0.

  • To make a fast motion video, increase the speed to 1.25x, 1.5x, 2x, or even more.

  • To make a slow-motion video, decrease the speed to 0.75x, 0.5x, 0.25x or even less.

Change Video Speed

Step 5: Click Return Button to leave the video editing panel. Now you can play the video to preview the speed changing effect.

You can also clip a video to speed up or slow down one action in the video, reverse the video, add music, text, apply effects or filters to level up the fast or slow motion video. View the complete user guide of PawEditor

PawEditor is a multi-faceted fast and slow-motion video editor for PC. It is perfect if you want to do more video editing than just speeding up or slowing down a video.

Video Speed Editor for Mac - iMovie

If you are using a Mac to make fast and slow-motion videos, you can use iMovie, an Apple video editor that can change video speed on Mac.

Speed up/slow down video in iMovie

Step 1: Create a project and import a video.

Step 2: Put the video in the timeline, click the Speed button.

Change Video Speed on iMovie

Step 3: In the field of speed, select either Slow or Fast and choose a video speed.

  • To slow down a video, you can choose a speed of 0.5x, 0.25x, 0.1x.

  • To speed up a video, you can choose a speed of 2x, 4x, 8x, 20x.\

Slow Down Video in iMovie

Tip: You can also choose the Custom speed and input a number to customize the playback speed of the video.

Customize Video Speed in iMovie

Video Speed Editor App for iPhone - Speed Pro

Speed Pro is a fast and slow-motion video editor available for iOS users. It can fast forward the playback of a video from your camera album at the speed of 2x, 4x or slow down the video at -2x, -4x speed. It is also a video editor that can trim, flip, rotate iPhone videos as well as apply themes, effects.

However, the free version is crammed with ads and has watermarks. You have to purchase the full version to remove the limits.

Fast forward/slow down videos on iPhone

Step 1: Install Speed Pro on your iPhone. Your iPhone should be on iOS 9 or above.

Step 2: Tap Speed Pro.

Step 3: Select Album to select a recorded video or tap Camera to shoot a video right now.

Step 4: The app will process the selected video. Choose a speed to make the video faster or slower.

Step 5: Tap the check mark to save the change.

Speed Pro

Fast/slow motion video app for Android - Videoshop

Some Android phones, such as Samsung Galaxy S9/S9 Plus, can shoot slow-mo videos with its built-in camera. If your phone camera doesn't support slow-motion or fast-motion videos, you can use video speed editor app to adjust speed after recording. 

Videoshop is a well-regarded video editing app for Android & iOS phone. It can help you make time lapse, slo-mo or fast-motion videos on Android device. Besides adjusting video speed, the editor can also trim, merge or add text/music to the videos.

Make fast/slow motion videos on Android

Step 1: Open the video editor on Android.

Step 2: Select a recorded video and tap Speed.

Step 3: Drag the slider to slow down or speed up a clip.

Step 4: Tap the check mark to save the change.

Slow Motion Video in Videoshop

Video speed editor apps are more convenient as you can speed up or slow down a video right from your Android phone or iPhone. On the other hand, editing videos on a computer give you more control and advanced features. If the video editor app crashes or is not working on your phone, you may import your videos to computer for editing.

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