Compare quality-adjusted JPEG or WebP exports and their actual file sizes.
ConvertersClick or drag an image here
Supports JPG, PNG, WebP
Processed locally. No upload.
Image compression reduces file size while maintaining acceptable quality, making websites load faster, saving storage space, and reducing bandwidth costs.
• Google prioritizes page speed in rankings • Compressed images improve Core Web Vitals • Users are less likely to bounce from fast pages
Your images are processed entirely in your browser. No data is ever sent to our servers.
Resize an image with optional aspect-ratio locking and JPEG, PNG or WebP export.
Convert storage quantities using fixed powers of 1024 and view the unit breakdown.
Convert a length value into the supported measurement units.
Convert images to JPEG, PNG or WebP with optional quality, grayscale and rotation settings.
Convert supported HEIC files to JPEG or PNG in the browser and download each result.
Render SVG as PNG or trace raster images into an approximate SVG.
Upload your image by clicking the upload area or dragging and dropping a file.
Adjust the Quality slider — lower values mean smaller files with more compression artifacts; higher values maintain better visual quality.
Select the output format: JPEG for photos, or WebP as an alternative to compare against JPEG.
Click 'Compress Image', review the before/after sizes and savings percentage, then download.
Input and settings
Use the same non-sensitive photo, choose JPEG at quality 80, then repeat with WebP at quality 80.Expected result
Two candidate files. Compare their actual byte sizes and zoom in on text, edges and faces before choosing.Quality numbers are encoder settings, not a promise of identical visual quality between formats. No fixed saving is guaranteed.
Compress hero images, product photos, and blog thumbnails to reduce page weight and improve Core Web Vitals scores, which directly impact Google rankings.
Compress images before uploading to Instagram, Facebook, or LINE to reduce upload size; the platform may still recompress the image.
Reduce image file size before attaching to emails to stay within size limits and ensure fast delivery.
Compress a batch of photos before backing them up to Google Drive, Dropbox, or iCloud to reduce storage usage and costs.
Image Compressor reduces your image file size using quality-adjusted encoding directly in your browser — no uploads, no servers, fully private.
Found incorrect guidance or a result? Send the team steps and a non-sensitive example.
Resize an image with optional aspect-ratio locking and JPEG, PNG or WebP export.
Convert storage quantities using fixed powers of 1024 and view the unit breakdown.
Convert a length value into the supported measurement units.
Convert images to JPEG, PNG or WebP with optional quality, grayscale and rotation settings.
Convert supported HEIC files to JPEG or PNG in the browser and download each result.
Render SVG as PNG or trace raster images into an approximate SVG.