Add your file or settings
JPG / PNG
Quality first
300 DPI image converter & checker
Check an image’s current DPI, calculate its print size, and set 72–600 DPI without changing its pixels.
Losslessly update print-resolution metadata while keeping the original visual quality. Browser-only processing Real output file Free without a token
Runs locally in your browser
Your file is not uploaded Free · no token Visual pixels stay unchanged
Result previewPrint-ready image
Your private result appears here
Your file is not uploaded
How it works
Losslessly update print-resolution metadata while keeping the original visual quality.
Inspect the result
Review the detected file structure and adjust only the relevant controls.
Download locally
JPG / PNG with DPI metadata · Free without a token
Learn before you export
Quality checks for the file you are making.
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300 DPI image converter & checker
What do I receive from 300 DPI image converter & checker?
JPG / PNG with DPI metadata. Losslessly update print-resolution metadata while keeping the original visual quality.
Which inputs are accepted?
JPG / PNG
Can I inspect the result before downloading?
Yes. The file is inspected locally and the result is shown with a concrete report or visual comparison.