Wondershare Filmora9
Create Slow-mo or Timelapse videos with customizable speed controls
  • up to 100x fast mo and 0.01x slow mo
  • Enables you to crop, trim, cut, split and combine in a few clicks.
  • Save the edited video to any popular video format or fit to the mobile device.
  • Modern & Easy to Use
Slow Motion and Timelapse in After Effects
By Liza Brown Apr 26,2019 20:10 pm
Liza Brown is a writer and a lover of all things video.

Introducing slow motion or timelapse effects into videos make them more interesting. Although, it is possible to shoot videos with slow motion frame rate adjustment but in case if you wish to get them time lapsed at 30 or 60 fps setting then it is good to use post production editing tools. Adobe After Effects can provide you impressive results for timelapse/slow motion video projects. Read on to get the two easiest way to speed/slow down video in After Effects.

In case if you find After Effects platform little complicated then it is advised to shift to Wondershare Filmora, which is a powerful but easy-to-use tool for users just starting out. You can speed up or slow down your videos easily with it. Download the free trial version below.

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Here are few simple steps to apply slow-mo/timelapse in Filmora:

  • Launch your software and import your desired video files.
  • Place video on the timeline.
  • You will find a reverse speed icon on the timeline, hit this to open a new popup window.
  • Make all the desired adjustments from this pop up window.
  • Export your created project and hit the save button.

How to Create Slow Motion/Timelapse in Adobe After Effects:

Method 1: Using Time Stretch:

One of the most simple and easy to follow technique to generate slow motion videos is Time Stretch in After Effects. Here are simple to follow steps:

Step 1: Launch your program and then move to new project.

Step 2: Now you need to import your desired video clip to this recently opened project panel.

Step 3: Make adjustments for layers as per your need.

Step 4: Simply right click on layer and then go to Time, hit Time Stretch option from the list. Now enter your suitable Stretch Factor. It is possible to adjust percentage value of this stretch factor to any suitable position.

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Step 5: Never forget to use time wrap effect and frame blending tools to achieve smooth results for timelapse.

Step 6: Once everything becomes fine then simply hit the Save button.

Watch this video tutorial to know how to slow down a video with time stretch

Method 2: Using Time Remapping:

Although, time stretch option is much easier to use but it do not allow users to add slow motion to specific portions of the clip. Thus, it is good to shift to Time Remapping option where it is possible to speed up as well as slow down any specific portion of the video clip.

Here are few simple to follow steps:

Step 1: Simply right click on the video clip and then hit Time option. Further you need to choose "Time Remapping".

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Step 2: Your project must be containing two keyframes; one at the beginning portion and another by the end of layer. These keyframes provide details about time at particular position of your video; you simply need to edit time values on these keyframes to add effects to your video.

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Step 3: Let, if you wish to alter speed between two points in a clip as represented by point A and B in the image below. You simply need to drag your B keyframe to the right side and it will naturally create timelapse effect between points A and B.

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Watch this video to know more details on time remapping in After Effects:

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Liza Brown
Liza Brown is a writer and a lover of all things video.