Change DPI
Change image DPI/resolution
Select files or drag and drop here
Change DPI
What is Image DPI/Resolution Setting?
Image DPI setting changes the dots per inch (DPI) value of photos. Print quality and physical size depend on this. For web, 72–96 DPI is typical; for print, 300 DPI is recommended.
PdfMetric's DPI tool runs in your browser. Files are never uploaded to any server; it's free and secure.
When Should You Use It?
- Printing: Set 300 DPI for professional print
- Web optimization: Lower unnecessarily high DPI
- Document compliance: Meet institutional or client DPI requirements
- Archiving: Standardize DPI for consistency
Advantages
- Custom DPI: Options like 72, 150, 300
- Preserve pixels: Only metadata may change
- Print ready: Suitable for professional output
- Free: Unlimited processing
Frequently Asked Questions
If only metadata is changed, pixel count stays the same. Resampling may affect quality.
300 DPI is recommended for professional print. 72–96 DPI is enough for web and screen.
How to Use
- Upload image: Select the image to change DPI for.
- Choose target DPI: Pick 72, 150, 300 or enter a custom value.
- Resampling (optional): Check if you want to change pixel dimensions too.
- Download: Download the updated image.
Tip: For print, use 300 DPI and sufficient pixel size (e.g. ~2480x3508 for A4).
Tool Info
- Accepted formats: .jpg,.jpeg,.png,.tiff
- Max file size: 20 MB
- Processing: Browser
Your Privacy
Your files are processed entirely in your browser and never uploaded to our servers.
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