UseBoldTools logoUseBoldToolsFast browser-based utilities

Image Compressor

Compress up to five images with compact controls, side-by-side preview, and browser-only processing.

Client-side image compressionSelect JPG, PNG, or WebP images to start compressing.
Upload up to 5 images and compress everything in your browser.

Compression Controls

Keep the setup compact, then review the output before downloading.

Compression Level

Medium is recommended

Original vs Compressed

Compare the selected image before you download the result.

Original

Waiting for image

Upload an image to preview the original.

Compressed

Waiting for compression

Select an image to preview the compressed output.

New File Size

-

Compression

-

No signup requiredFully client-sideSupports JPG, PNG, and WebP formats

What is Image Compression?

Image compression reduces the amount of data needed to store a picture while keeping it visually useful for the job you need it to do. That can mean lowering encoder quality, switching to a more efficient format, or reducing the amount of image data when you set a target size. Good compression keeps the image sharp enough for real-world use while making the file easier to upload, send, and publish.

Large images often come straight from phones, cameras, screenshots, or design tools with much more file weight than a website, email, or form actually needs. Compressing them before upload helps cut wasted bytes without forcing you into a full editing app. This is especially useful for marketers, students, office teams, freelancers, and anyone working with image-heavy content on a deadline.

This tool handles compression entirely in the browser, so you can reduce JPG, PNG, and WebP file sizes without sending private files to a server. That makes it useful for both performance-focused workflows and privacy-sensitive tasks.

Frequently Asked Questions

How to compress image without losing quality?

Use the low or medium compression setting, compare the preview before downloading, and only increase compression when you need a smaller file. That gives you the best balance between clarity and file size.

Is this tool safe?

Yes. The compressor works entirely in your browser, so images are not uploaded to a server during processing.

What formats are supported?

You can upload JPG, PNG, and WebP images. The tool auto-selects the output type that makes the most sense for compression and transparency handling.

Can I compress images to 50KB or 100KB?

Yes. Turn on the target-size option and enter the file size you need in KB. The tool will try to compress the image close to that target while maintaining aspect ratio.