• Compatibility After Effects
    Please check exact version compatibility under the "COMPATIBILITY" tab below

Author: Romain Cousin

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Quick Overview

The professional keyframe toolbox for After Effects: align, distribute, stagger, duplicate, stretch and more!

The professional keyframe toolbox
for After Effects
Align, Stagger, Duplicate, Stretch and more!
Keyframes are critical in After Effects, yet there is no built-in panel to handling them.
Keystone comes to the rescue with all the essential options grouped in a single extension.
Keystone UI
Duplicate & flip
Descending stagger
Ascending stagger
Random stagger
Absolute paste
Relative paste
Shift (-10 frames)
Shift (-1 frame)
Shift (+1 frame)
Shift (+10 frames)
Keystone UI
Align first key on the CTI
Align last key on the CTI
Align on layer in point
Align on layer out point
Stretch from the first key
Stretch from the last key
Stretch from the CTI
Align on nearest frame
Constant speed
Interval cleaning
Keyframe color labels
(only in AE 2022 and higher)
Working with keyframes has never been so intuitive
Animating in After Effects doesn't have to be tedious.
With Keystone's icon-based interface, essential tasks are now just a click away.
Keystone - Demo
Smooth animations
Stop struggling to align tangents approximately.
Create smooth curves in a single click with the Constant Speed function.
Keystone - Layer group
Keyframe Color Labels
Color, group and reselect your keyframes quickly without having to use AE's intricated menus.
(feature only available in AE 2022 and higher)
Keystone - Keyframe color labels
AE vs Keystone
Avoid unpleasant surprises when you move your keyframes.
Keystone is the only tool that performs additional calculations to preserve your
carefully crafted motion curves.
Keystone - Preserve motion curves and tangents
Enhanced Copy / Paste
In After Effects we can copy and paste keyframes onto the CTI and... that's it.
Keystone offers new useful options to deal with the most common situations like pasting on the layers in point / out point or even automatically replace selected keys.
Keystone - Enhanced Copy and Paste
Up to 3 modes per function
With a simple hotkey use the "Layer", "Property" or "Global" mode.
Roll over the images below for a demo of these modes with the "Flip" function:
Layer mode
Property mode
Global mode
KBar support
The most requested feature of the community is now available!
All Keystone functions are compatible with KBar and it comes with 2 sets of icons.
Keystone - KBar support
More about KBar support in the Keystone documentation.
Users talk about Keystone
Join the thousands of users who choose to simplify
the way they work with keyframes.
Tutorials & online documentation
Learn everything about Keystone in the online documentation and the tutorial.
School of Motion review
Check out this review of Keystone by School of Motion,
one of the leaders in the motion design community!
After Effects 2024, 2023, 2022, 2021, 2020, CC 2019
  • Randomatic 2

    Romain Cousin

    • Compatibility After Effects

    Randomatic 2

    The perfect solution for creating random values on 2D, 3D and color properties in After Effects. Also randomize layers!

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