Change DPI Image Online for Free
Change DPI metadata (print resolution) without changing pixel dimensions. Pick a target DPI, choose output format, preview instantly, and download.
DPI settings
Choose DPI and output format.
Target DPI
DPI affects print size/clarity in some apps. Pixels stay the same.
Output format
Choose PNG for lossless, JPG for smaller size, WebP for modern web.
Summary
File size
0
Target DPI
300
Format
PNG
Note
Metadata only
Pixels
—
Print size
—
If you also want real print-size changes, add a resize tool. DPI alone doesn’t rescale pixels.
How it works
- Upload an image (drag & drop or click to browse).
- Select a target DPI (72 / 150 / 300 / 600 or custom).
- Choose output format (PNG/JPG/WebP).
- Click “Download” to get the updated file.
This tool updates DPI metadata. It does not resize the image.
Choosing the right DPI
72 DPI
Common for screen/web workflows.
150 DPI
Basic print quality for drafts.
300 DPI
Standard high-quality print setting.
600 DPI
Very sharp print for detailed work.
FAQ
Quick answers about DPI and formats.
Is the Change DPI tool free to use? ⌄
Yes. The tool is free and you can download your updated image immediately.
Does changing DPI change image pixels? ⌄
No. DPI is metadata (print resolution). The pixel dimensions stay the same.
What DPI values should I use? ⌄
72 for screen, 150 for basic print, 300 for high-quality print, 600 for very sharp print.
Which formats are supported? ⌄
Choose PNG, JPG, or WebP output. Upload common image formats supported by your browser.