How to use this tool
Use this exact-size compressor when you need an image under a strict file-size limit for forms, websites, or marketplaces.
- Upload your image.
- Enter the file-size target in KB.
- Choose auto or manual compression settings.
- Compress and download the result.
Frequently asked questions
Is this really an exact KB compressor?
kiloready targets your requested size and optimizes quality to stay within that limit.
Are my photos uploaded to a server?
No. Processing runs locally in your browser and files stay on your device.
Glossary
- Image format
- The file type used to encode your image, such as JPEG, PNG, or WebP.
- File size
- The storage size of your image file, usually measured in KB or MB.
- Image quality
- How much visual detail is preserved after compression at a given file size.
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