Private by default
Processing happens inside your browser. We do not send files to an image-processing server.
Image DPI Editor
Set print resolution metadata for PNG and JPEG without resampling pixels.
Runs on this deviceFree · no watermarkNo sign-up
Processed locally — files never leave your device.
or drop an image here
PNG or JPEG · metadata only, pixels are not resampledYour image will be processed on this device.Quick answer
DPI editing updates PNG pHYs or JPEG JFIF density metadata only. Pixel dimensions and image quality remain unchanged.
How to use this tool
- Select one image or a batch of images.
- Choose the output settings that fit your workflow.
- Process and download your new image. The original content stays untouched.
Batch-ready
Use the same settings for several files, then download them separately or in a ZIP.