Web: https://yal.cc/tools/cohost/reveal-generator/
Here's what you get:
So you have two images and you reveal the second one by dragging a handle or clicking/tapping on the corner button (since it can be hard to tap+hold the right spot on mobile).
In existing media I've mostly seen this used for before/after pictures in marketing, but I think there's more to explore here - for example, you could let the reader compare day/night versions of a scene, or add knifes details to an existing image.
You can also choose the direction for the effect, or stick to a button reveal:
↔
👀 |
↕
👀 |
|
↕
👀 |
🍴 |
Colors, labels, etc. are customizable so you should be able to do plenty things with this even if you have minimal knowledge of CSS+HTML.
Have fun!
Added a checkbox to make output easier to use on your own websites and wrote a post about how this works:
