Free Online Compress Image Tool
Reduce image file size with quality and format controls. Compare the download size and visible detail before uploading to your website.
Local browser processing
No registration
No image selected
Choose or drag an image, then process it to preview the result.
Supported inputs, outputs, and browsers
- Supported input
- JPG/JPEG, PNG, WebP, SVG
- Output
- JPG, PNG, WebP, SVG where supported
- Browser compatibility
- Use a current version of Chrome, Edge, Firefox, or Safari with JavaScript, File API, Canvas, and downloads enabled. Available memory and browser format support can limit very large files.
How to use Compress Image
- 1.Inspect fine text and product edges at full size; if the image is much wider than needed, resize it before compressing.
- 2.Run the operation with the displayed controls, then open and review the result before sharing it.
Limitations
- The smallest file is not always the best result, and exact KB targets depend on dimensions, format, and image detail.
Privacy and processing
Local browser processing
The input content never leaves your device. Processing happens inside your browser, with no file or text upload to an external processing server. No registration is required, so the content-processing step is private to your device.
Frequently asked questions
What should I know before using Compress Image?
The smallest file is not always the best result, and exact KB targets depend on dimensions, format, and image detail.
Where is my input processed?
The input content never leaves your device. Processing happens inside your browser, with no file or text upload to an external processing server. No registration is required, so the content-processing step is private to your device.