Free Online Barcode & QR Code Generator
Barcode & QR Code Generator
Barcode Type Examples & Use Cases
QR Code
Perfect for URLs, contact info, Wi-Fi credentials, and marketing materials. Scan with any smartphone camera.
Data Matrix
Used for small item labeling, electronics, healthcare, and logistics. Stores data in a compact matrix.
PDF417
2D barcode used for driver licenses, boarding passes, and shipping labels. Can store up to 1.1KB of data.
Aztec Code
Used in transportation tickets, airline boarding passes, and government documents. Doesn't require quiet zone.
Free Online Barcode & QR Code Generator Tool
Need to create professional barcodes or QR codes quickly and easily? Our free Barcode & QR Code Generator is the ultimate solution for businesses, developers, educators, and individuals. Generate 15+ different barcode types instantly with customizable options. Whether you need QR codes for marketing, Data Matrix for inventory, or PDF417 for documents, our tool has you covered. No software installation, no registration, and your data privacy is guaranteed as all processing happens locally in your browser.
How to Generate Barcodes (Step-by-Step):
- Select Barcode Type: Choose from 15+ barcode types including QR Code, Data Matrix, PDF417, Aztec Code, and more.
- Enter Your Data: Type the text, numbers, or URL you want to encode into the barcode.
- Adjust Size: Use the scale slider to set the barcode size (1-10, where higher numbers create larger barcodes).
- Generate & Download: Click "Generate Barcode" to create it instantly, then "Download PNG" to save the image to your device.
Real-Life Example & Use Case:
Imagine you're organizing a conference and need to create QR codes for each session. Instead of using multiple different tools or paying for premium software, you can use our free generator. Simply select "QR Code", enter the session URL, adjust the size for your printed materials, and generate. You can create hundreds of unique QR codes in minutes, all with consistent formatting and professional quality.
Supported Barcode Types & Their Applications:
- QR Code: Website URLs, contact information, Wi-Fi access, payment links, marketing materials
- Data Matrix: Small item identification, electronics components, healthcare labels, industrial marking
- PDF417: Driver licenses, boarding passes, shipping labels, government documents
- Aztec Code: Transportation tickets, event tickets, airline boarding passes
- Code 128 & Code 39: Retail products, inventory management, asset tracking
- GS1 Barcodes: Retail and healthcare products with standardized identification
Benefits & Who Should Use This Tool:
- Small Businesses: Create product barcodes for inventory and sales tracking without expensive software
- Marketers: Generate QR codes for campaigns, business cards, brochures, and digital marketing
- Educators: Create barcodes for classroom activities, library systems, and educational materials
- Developers: Test barcode generation for applications without implementing complex libraries
- Event Planners: Generate tickets, check-in codes, and information QR codes for events
- Individuals: Create personal QR codes for resumes, contact sharing, or home organization
Frequently Asked Questions (FAQ):
Q: What is the difference between barcodes and QR codes?
A: Traditional barcodes are 1D and store data in parallel lines (good for numbers). QR codes are 2D and store data in both directions (can store URLs, text, and more data).
Q: Is there a limit to how much data I can put in a barcode?
A: Yes, different barcode types have different capacity limits. QR codes can store up to 4,296 alphanumeric characters, while Data Matrix can store up to 2,335 alphanumeric characters.
A: Absolutely. This tool processes everything locally in your browser. Your data is never sent to our servers, ensuring complete privacy and security for sensitive information.</p>
Q: Can I use the generated barcodes commercially?
A: Yes, all barcodes generated with this tool are free for personal and commercial use. However, some barcode types (like GS1 formats) may have licensing requirements for commercial use.
Q: What image format are the barcodes saved in?
A: Barcodes are downloaded as high-quality PNG images with transparent backgrounds, perfect for use in documents, websites, and printed materials.
Why Choose Our Barcode Generator?
Our online barcode generator stands out for its simplicity, versatility, and privacy. Unlike many online tools, we don't store your data on servers - all processing happens locally in your browser. This means your proprietary information, product codes, and sensitive data remain completely private. The tool works offline once loaded, supports 15+ barcode types, and produces professional-quality images suitable for both digital and print use.
Technical Specifications & Features
- 15+ Barcode Types: QR Code, Data Matrix, PDF417, Aztec Code, and more
- Customizable Sizing: Adjustable scale from 1-10 for perfect sizing
- High Resolution Output: PNG format with transparent background
- No Data Limits: Generate as many barcodes as you need
- Mobile Friendly: Works perfectly on smartphones and tablets
- Privacy Focused: All processing happens locally in your browser
- Completely Free: No subscriptions, no watermarks, no usage limits