[{"data":1,"prerenderedAt":75},["ShallowReactive",2],{"document:en:screenshot-comparison":3},{"title":4,"description":5,"body":6,"faqs":64,"tool":71,"kind":72,"slug":73,"locale":74},"Screenshot Comparison Tool","Compare two local screenshots with a slider, overlay and downloadable pixel difference image.",{"type":7,"value":8,"toc":57},"minimark",[9,14,18,21,24,28,41,45],[10,11,13],"h2",{"id":12},"make-the-page-useful-beyond-your-browser","Make the page useful beyond your browser",[15,16,17],"p",{},"Find visual changes between two saved screenshots. Side-by-side viewing shows the context, while an overlay or slider helps you locate movement.",[15,19,20],{},"Pixel differences show changed colours, not the meaning of a change. Fonts, antialiasing and animation can create visible differences even when the layout is intentional.",[15,22,23],{},"Both selected images are processed locally in your browser. When dimensions differ, choose an alignment and read the sizing note; stretching an image would make pixel comparisons misleading.",[10,25,27],{"id":26},"how-to-use-it","How to use it",[29,30,31,35,38],"ol",{},[32,33,34],"li",{},"Choose a reference screenshot and a second image.",[32,36,37],{},"Select alignment, comparison view and difference threshold.",[32,39,40],{},"Inspect the changes and download the difference image.",[10,42,44],{"id":43},"continue-your-task","Continue your task",[15,46,47,52,53],{},[48,49,51],"a",{"href":50},"\u002Fscreenshot-image-converter","Convert image formats"," · ",[48,54,56],{"href":55},"\u002Fresponsive-screenshot-checker","Capture responsive views",{"title":58,"searchDepth":59,"depth":59,"links":60},"",2,[61,62,63],{"id":12,"depth":59,"text":13},{"id":26,"depth":59,"text":27},{"id":43,"depth":59,"text":44},[65,68],{"question":66,"answer":67},"Does a difference mean a bug?","No. It identifies changed pixels; use the original images and context to decide whether the change is a problem.",{"question":69,"answer":70},"Can I compare two URLs automatically?","This page compares two local image files. Capture the pages separately first.","compare","tool","screenshot-comparison","en",1793597818095]