Free Image Compressor

Reduce the file size of your images. Upload one or multiple JPG, PNG, or WebP files, adjust the quality, and download smaller versions.

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Drop images here or click to upload
JPG, PNG, WebP — you can select multiple files
Format:
Quality: 80%

Compress Images Online

This tool reduces the file size of JPG, PNG, and WebP images by re-encoding them at a lower quality setting. You control the quality with a slider, so you can find the right balance between file size and how the image looks. Most images can be reduced by 50–80% without any noticeable loss in quality.

Compress Multiple Images at Once

Upload as many images as you want. They all get compressed with the same quality settings. Each image in the list shows its original size, compressed size, and how much space you saved. Download them individually or hit "Download All" to grab every compressed file.

How to Reduce Image File Size

Upload your image using the drop zone above or by clicking to browse your files. The tool compresses it automatically at the default quality of 80%. If you want a smaller file, drag the quality slider to the left. If you need better quality, drag it right. The compressed size updates in real time so you can see exactly what you're getting before downloading.

Convert Between Image Formats

You can also use this tool to convert images between JPG, PNG, and WebP. Select "Original" to keep the same format but reduce the file size, or pick a different format to convert. WebP generally produces the smallest files at the same quality. JPG is best for photos. PNG is best when you need transparency.

When to Use an Image Compressor

Common reasons to compress images include making photos small enough to email, getting images under a file size limit for a website or form, speeding up a web page by reducing image sizes, saving storage space on your phone or computer, and preparing images for social media where large files get re-compressed anyway.

JPG vs PNG vs WebP

JPG is a lossy format — it reduces file size by discarding image data you probably won't notice. It's the standard for photos. PNG is lossless — it preserves every pixel exactly, which makes files larger but is necessary for images with text, sharp edges, or transparency. WebP is a newer format that supports both lossy and lossless compression and generally produces smaller files than JPG or PNG at the same quality level. Most modern browsers support WebP.