Monitor Calibration Tool

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Normal text (16px): The quick brown fox jumps over the lazy dog.

Large text (24px): The quick brown fox jumps over the lazy dog.

Black text on white background

White text on black background

How to Calibrate Your Monitor

Step 1: Open this website on the computer monitor you want to calibrate

Step 2: Open the same website on your Apple iPhone, iPad, or MacBook (devices with factory-calibrated displays)

Step 3: Place both screens side-by-side and compare the colors

Step 4: Adjust your monitor's color settings until they match your Apple device

Scan to open on your mobile device

Note: Apple devices are recommended as reference devices because they come with factory-calibrated displays that follow industry standards (sRGB, D65 white point, gamma 2.2).

Free Monitor Calibration Tool

Welcome to the free online monitor calibration tool. This website helps you calibrate your monitor's colors, contrast, and text sharpness without any software installation required. Perfect for matching external displays to your MacBook or ensuring consistent colors across multiple screens.

Features of Our Free Monitor Calibration Website

Color Block Comparison - Compare multiple colors at once
Solid Color Tests - Full-screen color display for precise calibration
Gradient Test - Check for smooth color transitions
Text Sharpness - Optimize text clarity and readability
Image Test - High-resolution image for color accuracy testing

Why Use Our Monitor Calibration Tool?

100% Free - No registration or download required
Works Instantly - Open in any web browser
Industry standard colors - sRGB, D65, gamma 2.2
Easy to Use - Simple interface with helpful tooltips
Cross-Platform - Works on any device or operating system