DPI & Print Resolution Checker Online

Check embedded DPI and PPI resolution tags for print readiness.

Choose Image(s) or Drag & Drop

JPG, PNG, WebP, AVIF, GIF, TIFF supported. Up to 30 image(s) (max 50MB each).

Select Images

About DPI Checker

<p>Check whether your image has the required 300 DPI resolution for professional printing or 72 DPI for web display by inspecting embedded header tags.</p>

100% Privacy Protected

High Speed Processing

No Registration Required

How to Use DPI Checker Online

<ol><li>Upload your image files.</li><li>Configure your desired settings or presets.</li><li>Click Process and preview your result.</li><li>Download your processed image or ZIP archive.</li></ol>

Key Features

Detects embedded DPI/PPI headers

Calculates maximum physical print size

Validates 300 DPI standard

Zero software install

Frequently Asked Questions

Is ReviewIt.xyz free to use?

Yes, all 15 PDF tools on ReviewIt.xyz are 100% free to use with no account registration or credit card required.

Are my uploaded PDF documents secure?

Absolutely. Your uploaded files are encrypted during transit, processed in isolated temporary scratch directories, and automatically purged. We never inspect or store your documents permanently.

Can I use ReviewIt.xyz on mobile devices?

Yes, ReviewIt.xyz is fully responsive and works seamlessly across Android, iPhone, iPad, Windows, Mac, and Linux web browsers.

Related Image Tools Tools

PPI Calculator

Calculate Pixels Per Inch (PPI) based on image pixel dimensions and display size.

Color Profile Checker

Inspect embedded ICC color profiles (sRGB, Adobe RGB, Display P3, CMYK).

Image Format Checker

Identify true image MIME types and formats via magic byte header inspection.

Related Guides & Tutorials

Complete Guide to Web Image Formats: JPG vs PNG vs WebP vs AVIF

Learn how to choose the right image format for your website to maximize visual fidelity while achieving the fastest possible loading speeds.

Passport and Visa Photo Requirements: 2x2 Inch, 35x45mm, and Background Rules

Everything you need to know about official document photo sizes, 300 DPI resolution, and background color rules to prevent visa application rejections.