JPG & JPEG DPI Checker
Inspect embedded JFIF/EXIF DPI tags and calculate maximum print size for JPEG files.
Drop your image here
or browse to upload from your device
JPGPNGWebPTIFFGIF• Max 25 MB
Or pressCtrl + V/Cmd + Vto paste image
Images processed locally•Free•No signup•No server upload
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Checking DPI in JPEG Files
JPEGs store DPI information inside either the JFIF APP0 marker or the EXIF APP1 marker. Many export tools strip this metadata to save bytes for the web. Our tool reads whatever tags exist, while calculating effective DPI from the true pixel array.
Frequently Asked Questions
Yes, provided it is saved at high quality (quality 85–100) and contains sufficient pixel dimensions. Avoid saving repeatedly as JPEG to prevent compression artifacts.