Compress JPG Online - Free JPG Compressor
Compress JPG and JPEG images online for free. Choose High Quality, Balanced, or Target Compression while keeping the original image dimensions.
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Compress JPG Image
Select a JPG image and choose the compression quality that suits your needs.
Upload Your JPG Image
Drag and drop a JPG or JPEG image here, or select an image from your device.
Image Preview
Choose Target File Size
The image dimensions will remain unchanged. The compressor automatically adjusts JPG quality to get as close to the target as possible.
Preparing...
Compression Complete
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Original
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Compressed
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Saved
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Target
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Compress JPG Images Online
ZeroKB JPG Compressor lets you enter a target size such as 50 KB, 100 KB, 200 KB, 500 KB or 1 MB. The browser automatically adjusts JPG quality while keeping the original image dimensions unchanged.
How to Compress a JPG to a Target Size
- Select or drag and drop your JPG or JPEG image.
- Enter the required target size in KB or MB.
- Click Compress to Target Size.
- The compressor automatically searches for a suitable JPG quality.
- Download the closest result.
Target Compression Features
Target Size
Choose a required size in KB or MB.
Same Dimensions
Width and height remain unchanged during compression.
Automatic Quality
JPG quality is adjusted automatically to approach the target.
Browser Based
Compression runs locally in your browser.
Related Tools
Frequently Asked Questions
Yes. Enter 500 KB as the target size. The compressor searches for a JPG quality setting that produces a result as close to the target as possible without changing the image dimensions.
No. This target compressor keeps the original JPG width and height. It adjusts JPEG quality instead of resizing the image.
Yes. You can enter any positive target size in KB or MB. Very small targets may require stronger JPEG compression and may reduce visual quality.
Not every JPG can be encoded to exactly the requested number of bytes. The compressor searches for the closest practical result using JPEG quality while preserving the original dimensions.
No. Compression is performed directly in your browser using the Canvas API. The selected JPG does not need to be uploaded to a ZeroKB server.
Yes. ZeroKB provides this browser-based JPG compression tool for free use.
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