Compare Slider

Intuitive before/after comparison.

Overview

Compare two images interactively with a before/after slider. Great for showing edits or compression differences.

How to use

  1. Load left and right images.
  2. Optionally set captions.
  3. Use screenshots or embeds to illustrate differences.

Use cases

  • Visualize compression quality differences.
  • Show before/after of retouching.
  • Compare UI adjustments.

Tips & knowledge

  • At small display sizes, differences can be subtle—compare at 1×.
  • Edges and fine details reveal artifacts most.
  • Keep evaluation conditions (display/lighting) consistent.