Image Compressor Online

Compress JPG, PNG and WebP images online. Reduce image size for websites, forms, email and social media.

Image Compression

Your images are compressed in your browser. For transparent PNG images, choose PNG or WebP output if you want to keep transparency.

Select Images

Drop images here Supports JPG, PNG and WebP. You can add multiple images.

Compression Settings

Output Format

Quality Recommended: 65 to 85.

Resize Mode

Max Width

Max Height

JPG Background Used when transparent image becomes JPG.

Output Prefix

Download All Mode

0 Images

0 KB Original Size

0 KB Output Size

0 KB Saved

0% Reduction

Compression Progress

No compression started yet.

Compressed Images Preview

No images yet

Add images first Upload images and click Compress Images.

Compression Report

Image Details

About This Tool

Image Compressor is a free online image optimization tool that helps reduce image file size directly in your browser.

You can upload JPG, PNG or WebP images, choose output format, quality, resize mode, maximum width, maximum height and output file prefix. The tool compresses images, shows previews, calculates original size, compressed size, saved size and reduction percentage, then lets you download one image or all images as a ZIP file.

This tool is useful for website owners, bloggers, students, offices, designers, social media users and anyone who needs smaller images for faster website loading, online forms, email attachments, profile photos, documents or social media uploads.

How to Use Image Compressor

1. Upload or drag and drop JPG, PNG or WebP images.
2. Choose output format such as JPG, WebP, PNG or keep original type.
3. Set image quality. A value between 65 and 85 is usually good for web images.
4. Choose whether to keep original dimensions or resize large images.
5. Click Compress Images.
6. Review the preview, saved size and compression report.
7. Download one compressed image or download all images as a ZIP file.

Privacy Note: This Image Compressor runs directly in your browser using JavaScript. Your images are processed on the page and are not submitted through a form by this tool.

Frequently Asked Questions

Is this Image Compressor free?

Yes. This Image Compressor is free to use and does not require signup.

Which image formats are supported?

The tool supports JPG, PNG and WebP images. You can export as JPG, WebP, PNG or keep the original image type.

Can I compress multiple images at once?

Yes. You can upload multiple images and download all compressed results as a ZIP file.

Why is my PNG not much smaller?

PNG is a lossless format and may not always reduce much. For smaller web images, JPG or WebP usually gives better compression.

Can I resize images while compressing?

Yes. You can keep original dimensions or limit maximum width and height to make large images smaller.

Does this tool upload my images to the server?

No. The image compression runs directly in your browser using JavaScript and the page does not submit your images through a form.