Free Image Compressor Online

Reduce the file size of your JPG and PNG images instantly. 100% free and private—no uploads to our servers.

🖼️
Drag & drop your image here
or click to browse files (JPG, PNG)
Image preview
Original Size 0 KB
Compressed Size 0 KB

Lower quality = smaller file size.

Savings: 0%
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How to Compress an Image Online

In today's digital age, large image files can significantly slow down your website, eat up your storage space, and consume unnecessary mobile data. Compressing your images is an essential step before sharing them online, attaching them to emails, or uploading them to your blog.

Our free image compressor uses advanced browser-side technology to reduce the file size of your JPG and PNG images without sacrificing noticeable visual quality. Because the entire compression process happens locally on your device via HTML5 Canvas, your files are never uploaded to any external server. This guarantees complete privacy and lightning-fast processing, saving you time and bandwidth.

To get started, simply drag and drop your photo into the area above or click to select a file from your computer or phone. Once loaded, you can adjust the quality slider in real-time. The tool instantly displays the new estimated file size, allowing you to strike the perfect balance between crisp image quality and a small file footprint. When you're satisfied with the result, hit the download button to save the optimized image directly to your device.

Frequently Asked Questions

Is my image uploaded anywhere?

No, your images are never uploaded to any server. All compression happens entirely within your web browser using your device's processing power, ensuring complete privacy.

What's the max file size?

Since the compression happens locally in your browser, there is no hard limit on file size imposed by our servers. However, very large images (e.g., over 50MB) may cause your browser to slow down or run out of memory depending on your device.

Does compressing reduce quality?

Compression does slightly reduce image quality, but our tool allows you to adjust the quality slider. You can often reduce the file size by 70-80% with visual changes that are barely noticeable to the human eye.

What formats are supported?

Currently, we support compressing JPG (JPEG), PNG, and WebP image formats.

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