Image DPI Upscaler
Set DPI metadata and upscale resolution in one step
Set output DPI and upscale resolution for print-ready images. All processing happens in your browser.
📖What is DPI Upscaling? Definition
DPI indicates dots per inch for print. This tool sets DPI metadata and increases pixel resolution for print-ready output.
DPI
Select Image
Drag files here or click to select
📝How to Use
1
Select image
Choose an image to upscale.
2
Set scale and DPI
Pick an upscale factor and output DPI.
3
Apply upscale
Generate the upscaled file.
4
Download
Save the result.
📊Examples
Print-ready image
Upscale 2x and set 300 DPI
→ Higher print resolution
Logo for print
Upscale 3x and set 300 DPI
→ Crisper output
❓Frequently Asked Questions
Does higher DPI improve quality?
DPI is metadata. Real sharpness improves only with higher pixel resolution. This tool supports both.
PNG or JPG?
Use PNG for transparency and crisp edges, JPG for smaller size.
Is it safe to use?
Yes, everything runs locally in your browser.
💡Tips
- •300 DPI is a common print standard.
- •Higher scale increases file size quickly.
- •Use PNG for logos or text-heavy images.
- •Some viewers show PNG DPI as 96. Use JPG to verify DPI metadata.
All processing stays in your browser. Use only images you have rights to.