Static vs Dynamic QR Codes: Complete Guide

When creating a QR code, one of the most important decisions you'll make is choosing between a static or dynamic QR code. This guide explains the differences, pros and cons, and helps you decide which type is right for your needs.

What is a Static QR Code?

A static QR code encodes data directly into its pattern. The information—whether it's a URL, text, or contact details—is permanently embedded in the code itself. Once generated, the content cannot be changed.

When someone scans a static QR code, their device reads the encoded data directly from the pattern without connecting to any external server.

Pros of Static QR Codes:

• Free to create with most generators
• Never expire—work indefinitely
• No dependency on external servers
• Work offline (for non-URL content)
• Simple and straightforward

Cons of Static QR Codes:

• Cannot be edited after creation
• No scan tracking or analytics
• More data = denser, harder-to-scan pattern
• Must create new code if content changes

What is a Dynamic QR Code?

A dynamic QR code encodes a short redirect URL that points to a server. When scanned, the code redirects to your destination URL. Because the short URL stays the same, you can change where it redirects without changing the QR code itself.

Pros of Dynamic QR Codes:

• Edit destination URL anytime
• Track scans: location, time, device type
• Cleaner pattern (less dense)
• A/B testing capabilities
• Set expiration dates
• Password protection options
• Retargeting integration (Facebook Pixel, Google Analytics)

Cons of Dynamic QR Codes:

• Usually require a paid subscription
• Depend on the provider's server
• May stop working if provider shuts down
• Require internet connection to redirect

Side-by-Side Comparison

When to Use Static QR Codes

Static QR codes are best for:

• WiFi sharing: Network credentials don't change often
• Contact cards (vCard): Personal information is stable
• Fixed locations: Google Maps coordinates
• One-time events: When you don't need analytics
• Personal use: Budget-conscious projects

When to Use Dynamic QR Codes

Dynamic QR codes are best for:

• Marketing campaigns: Track ROI and engagement
• Printed materials: Update links without reprinting
• Product packaging: Change URLs for seasonal content
• Real estate: Update property listings
• Restaurant menus: Change offerings without new codes
• A/B testing: Experiment with different destinations

Do Static QR Codes Expire?

No! This is a common misconception. Static QR codes never expire because the data is encoded directly into the pattern. As long as the destination (like a website) exists, the QR code will work forever. The confusion often comes from dynamic QR codes, which can be set to expire or may stop working if the provider discontinues service.

The Bottom Line

Choose static QR codes if you want a free, permanent solution and don't need to track scans or update content.

Choose dynamic QR codes if you need analytics, want to update destinations after printing, or are running professional marketing campaigns.