Compress Image Live
Reduce JPG, PNG, WebP & AVIF size up to 90% — quality you control.
Drop images here
or
JPG, PNG, WebP, AVIF and GIF · batch up to 50 · 100 MB each
Processed on your device — nothing uploaded
No files yet. Drop some above to get started.
Image compression reduces the file size of a photo or graphic so it loads faster, takes up less storage and slips under upload limits — ideally with no visible loss of quality. ImgWand’s compressor does this entirely in your browser: drop a JPG, PNG, WebP, AVIF or GIF, choose how aggressive you want to be, and download a much smaller file. Nothing is uploaded, so even sensitive images stay completely private.
Most photos can be compressed by 60–90% before any difference is noticeable, because the original files contain far more data than the eye can perceive. You stay in control with a quality slider and an instant before/after size readout.
How to use Compress Image
- 1
Open Compress Image
Load this page — everything runs in your browser, so there's nothing to install.
- 2
Add your files
Drag and drop JPG, PNG, WebP, AVIF and GIF onto the workspace, or click to browse. Add several at once for batch processing.
- 3
Adjust the settings
Fine-tune the output with the options panel and watch the result update live.
- 4
Download your result
Save each file or grab everything as a single zip. Your originals are never uploaded.
Why compress your images?
- Faster websites: large images are the number-one cause of slow pages. Smaller files improve load time, Core Web Vitals and SEO.
- Beat upload limits: email attachments, forms and marketplaces often cap file size — compression gets you under the limit.
- Save storage and bandwidth: fit more photos on your device or in the cloud, and use less data on mobile.
- Keep quality: smart compression removes redundant data, not visible detail.
How image compression works
There are two kinds of compression. Lossy compression (used by JPG, WebP and AVIF) permanently discards information the eye is least sensitive to, achieving big size reductions — the quality slider controls how much. Lossless compression (used by PNG) reorganises data without throwing anything away, so it’s safe but shrinks files less.
ImgWand re-encodes your image with the codec you choose at the quality you set. Converting a photo to WebP or AVIF usually beats simply re-saving a JPG, because those formats compress more efficiently at the same visual quality.
Tips for the best results
- Start at quality 75–80 — it’s visually identical to the original for most photos.
- For the web, convert to WebP or AVIF for the smallest files at a given quality.
- Resize before you compress: a 4000px photo shown at 800px wastes huge amounts of data.
- Use PNG only for graphics, logos and screenshots; use JPG/WebP for photographs.
- Tick “strip metadata” to remove EXIF/GPS data and shave off a little more size.
Frequently asked questions
Are my files uploaded to a server?
No. Compress Image runs entirely in your browser using WebAssembly. Your images never leave your device, which makes it private and fast.
Is Compress Image free?
Yes, Compress Image is completely free with no sign-up, no watermark, and no daily limits.
Which formats can I use?
Compress Image accepts JPG, PNG, WebP, AVIF and GIF. You can drop multiple files at once for batch processing.
How much can I compress an image?
Photographs typically shrink by 60–90% with no visible quality loss. The exact amount depends on the image and the quality level you choose.
Does compressing change the dimensions?
No — compression reduces file size while keeping the same pixel dimensions. Use the Resize tool if you also want to change the width and height.
What’s the best quality setting?
Around 75–80 is the sweet spot: indistinguishable from the original for most images while cutting file size dramatically. Lower it further for thumbnails or previews.
How can I compress an image without losing quality?
Use a quality around 75–80, or convert to WebP/AVIF — both keep images visually identical while cutting size dramatically. For graphics and screenshots, PNG stays pixel-perfect.
Which format compresses best — JPG, PNG, WebP or AVIF?
For photos, AVIF is smallest, then WebP, then JPG; PNG is largest but lossless and best for graphics. Converting a JPG to WebP or AVIF usually beats simply re-saving it as a JPG.