Print with confidence
Know if your file is print-ready before you press send.
Simple, private checks for images and PDFs. Everything runs in your browser, so your files stay on your device.
A calmer preflightPixels → DPI → paper
Understand the relationship before a blurry image or wrong PDF page reaches the printer.
2400 px×300 DPI→8 × 8 in
Free tools
Small checks that prevent expensive surprises.
Print size calculator
Turn pixel dimensions and a target DPI into a practical print size.
Open tool →Image DPI checker
Inspect an image locally and compare its print size at common DPIs.
Open tool →PDF page size checker
Check every PDF page for dimensions, orientation and standard paper matches.
Open tool →Private by default
Your files do not need a round trip to a server.
PrintSpecLab reads the file in your browser and discards the in-memory object when the check is complete. There is no account, upload queue or hidden conversion service.
Use the tools for a quick preflight, then confirm printer-specific requirements with your print provider.