Unlock Faster, More Accurate ID Verification with the Dynamsoft MRZ SDK

Aug 15, 2025 · Xiao

In industries like travel, banking, and government services, accuracy in identity document scanning isn’t optional — it’s mission-critical. A single misread can mean a delayed boarding gate, a failed KYC onboarding, or a compliance red flag.

That’s where the Dynamsoft MRZ Scanner SDK comes in. Built on our years of expertise in OCR and computer vision, it delivers industry-leading accuracy for reading Machine Readable Zones (MRZ) from passports, visas, and ID cards — even in the most challenging conditions.

What Is MRZ and Why It Matters

MRZ (Machine Readable Zone) is the block of OCR-B text printed on travel and identity documents. It encodes key data:

Full name
Document number
Nationality
Date of birth
Expiry date
Gender

These zones follow strict ICAO Doc 9303 standards, enabling fast and automated document verification.

In practice, MRZ scanning is used for:

Airport check-in and border control
Bank account opening (KYC/AML compliance)
Hotel and rental car self-check-in
Secure facility access
Government ID issuance

Why MRZ Scanning Is Harder Than It Looks

Not all MRZ readers are created equal. Real-world conditions challenge even the most sophisticated OCR systems:

Low light or glare from document laminates
Tilted angles when scanned from mobile devices
Motion blur during handheld capture
Wear and tear on older documents

Many SDKs fail to maintain high accuracy in these conditions — leading to retries, manual entry, or failed transactions.

Dynamsoft MRZ SDK: Accuracy That Saves Time and Money

Through rigorous benchmarking against mainstream MRZ solutions, Dynamsoft’s MRZ SDK consistently achieved the highest read accuracy. Here’s what that means in real terms:

Fewer retries → Faster processing for each customer.
Reduced manual entry → Lower operational costs.
Better compliance → Fewer data errors to flag in audits.

Key Technical Features

ICAO Doc 9303 Compliance: Supports TD1, TD2, TD3, MRV-A, MRV-B formats.
Cross-Platform Support: iOS, Android, Windows, Linux, and browser (WebAssembly).
Image Preprocessing: Automatic perspective correction, glare reduction, and contrast enhancement.
Multi-Format Input: Works with live camera feeds, image files, or scanned PDFs.

Designed for Developers

We know time-to-market matters. That’s why our SDK is built for fast integration:

Simple, consistent API across platforms.
Ready-to-run sample apps for mobile, desktop, and web.
Comprehensive documentation with code snippets in C++, C#, Java, Python, and JavaScript.
Free trial with no feature limits — so you can validate performance before committing.

Sample (JavaScript WebAssembly)

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Dynamsoft MRZ Scanner - Hello World</title>
    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-mrz-scanner@3.0.1/dist/mrz-scanner.bundle.js"></script>
  </head>

  <body>
    <h1 style="font-size: large">Dynamsoft MRZ Scanner</h1>

    <script>
      const mrzScanner = new Dynamsoft.MRZScanner({
        license: "YOUR_LICENSE_KEY_HERE",
      });
      (async () => {
        const result = await mrzScanner.launch();
      })();
    </script>
  </body>
</html>

Who Benefits Most

Airports & Border Control: Process passengers faster, reduce queues.
Banking & Finance: Boost online KYC completion rates, reduce onboarding drop-offs.
Hospitality: Enable self check-in kiosks that actually work in all conditions.
Government Services: Modernize ID issuance and verification workflows.

Demo Video

Want to see the Dynamsoft MRZ Scanner SDK in action? Watch our quick demo.

Try It Yourself

The best way to appreciate the Dynamsoft MRZ SDK’s accuracy is to see it in action.

▶ Live MRZ SDK Demo

Or, download the SDK and start your own integration in under 30 minutes.