Image Tools
Image Comparison Slider
🔒 Runs in your browser
Compare two images side-by-side with a draggable divider. Upload a before and after, then drag to reveal.
Upload a Before and After image to start comparing.
Images stay in your browser — nothing is uploaded.
How to Compare Two Images Online — Free Slider Tool (2026)
Compare before/after images with an interactive draggable slider — no uploads, no server, entirely in your browser.