Upload images
Drag and drop the image files you want to compress or click the file picker button.
Image Compressor
Image compression is fast here: upload photos, adjust quality, and instantly reduce file size in your browser.
How to use
Choose compression quality
Adjust the slider to choose the image quality you want. In most cases, 80% is the most efficient balance.
Download results
Once compression finishes, review the final file size and download the result right away for publishing.
Real-world scenarios
When photos are too large for uploads, this tool quickly trims file size without extra apps.
Compress photos first when an application form limits each file size.
Reduce product image weight before uploading to online stores.
Shrink originals before sharing in chats to save mobile data.
What to check before compressing images
Image compression is always a balance between file size and visual quality. If a portal or service has a file-size limit, check that target first and compress toward it.
| JPG is the safest default for photos and usually compresses well. |
| PNG keeps text and flat-color graphics stable, but photo files can stay large. |
| WebP often delivers smaller files than JPG at similar visible quality. |
| For photos, the 70 to 85 percent range is often a good balance. |
| For scanned forms or text-heavy images, avoid over-compressing too early. |
| Lower quality gradually instead of jumping straight to the lowest setting. |
| Confirm the allowed file size and accepted image format first. |
| Zoom in once after compression to check text clarity and face details. |
| If needed, continue into resizing or PDF conversion after compression. |
Frequently Asked Questions
How much should I compress an image?
There is no single rule. A practical approach is to check the upload limit first and reduce the file only enough to stay under that target. For photos, starting around 70 to 85 percent quality is usually reasonable.
Which format is usually smaller: JPG, PNG, or WebP?
For normal photos, WebP or JPG is often smaller. PNG is strong for transparency and graphics, but photo files often stay larger.
Does compression always hurt image quality?
Some quality loss can happen, but moderate compression often reduces file size a lot without a clearly visible difference on screen.
What if the file is still too large after compression?
Instead of lowering quality too far, try reducing the image dimensions as well or switch to a more efficient format such as WebP if the destination allows it.