Drop your files hereor click to browse · JPG, PNG, WebP, AVIF, GIF
Options
Drop your videos hereor click to browse · MP4, MOV, WebM

Make many images smaller in pixel size at once while keeping them sharp. Pick a maximum size and every image is scaled to fit, keeping its shape.
Boltly runs entirely in your browser. Your files are processed on your own computer and are never uploaded, so it is safe for IDs, contracts and family photos, and it keeps working offline once loaded.
No. Each image keeps its aspect ratio and is scaled so its longest side fits the size you choose.
No. Everything runs in your browser.
Prefer a toolbar button? Get the Boltly Tools Chrome extension.