autoTween Animate 4+

automatically inbetween frames

David Swanson

    • 4.2 • 5 Ratings
    • $4.99

iPad Screenshots

Description

autotween.com
A full-featured, vector-based animation app oriented around automatically 'in-betweening' the frames between keyframes.

autoTween Animate is an animation app that makes the process of in-betweening key frames easier by automatically interpolating pencil strokes between keyframes. After drawing a pencil stroke or shape on the canvas, a numeric label appears which defines the "mapping" for in-betweening strokes between adjacent keyframes. These numeric labels can be dragged to other strokes on the canvas so that the mapping is flexible.

The app supports up to 12 layers and 2000 frames, variable-length onion skins, modifiable playback speed/range, layer visibility toggling, and copy/remove/clear/paste frames. Export is easy to mp4, jpg, and png. There are no subscriptions, ads, tracking, nor in-app purchases.

email support@autotween.com with question or suggestions

One recommended workflow is to first sketch key frames in one layer, then draw over those sketches in a methodical way on other layers. The order in which pencil strokes are drawn determines the default mapping used for interpolating the strokes of keyframes. One presses the 'autoTween' button to then automatically generate the sequence of frames in the active layer between the two adjacent key frames.

PRIVACY
We collect no information with the app. This includes and is not limited to email addresses, other installed apps, user names, browsing history, photo albums, and device identifiers. The app is supported by its one-time purchase price.

https://autotween.com/privacy

What’s New

Version 1.4.2

autotween.com
-version 1.4.2 adds a rotational tweening feature to complement linear tweening. Rotational tweening maintains total stroke length despite severe changes in stroke angle as is common with consecutive keyframes depicting significant movement
-maximum zoom level has increased

!! Upgrading to iOS 15 or 16 is recommended for best stability of the app
!! Please consider sharing crash reports with the developer to improve stability by navigating in your iPad to "Settings" > "Privacy" > "Analytics & Improvements" > "Share iPad Analytics" then toggle on "Share with Developers"

Ratings and Reviews

4.2 out of 5
5 Ratings

5 Ratings

TK3464 ,

unique interpolation feature

the autoTween feature is unique and useful

Developer Response ,

Thank you TK3464, we're glad you like the automatic in-betweening feature. The app is actively worked on, and there are similar, expanded features to be released in the future.

Ernesttxx ,

App not working as intended

I have an M1 iPad Pro running iPad OS 16.5.1. The in between button does nothing when clicked. The only thing that seemed to work is holding the in between button down and then click the play button. And then not all in between frames are drawn. Also, after exporting out frames as pngs, return to project and it is gone. I’m a seasoned animator and just wanted a quick app to help visualize movements but this app does not work as expected.

Developer Response ,

Hello Ernesttxx -- we're sorry you experienced that issue. It may be unique to that ipad or iOS version. Can you please email support@autotween.com with any other details including app version and we'll try to move quickly? The details help us improve the app. Thanks.

App Privacy

The developer, David Swanson, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Collected

The developer does not collect any data from this app.

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Supports

  • Family Sharing

    Up to six family members can use this app with Family Sharing enabled.

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