Barcode Generator
Generate various types of barcodes from numbers or text
0 / 10000 characters
Barcode Options
Different formats have different requirements. CODE 128 works with most text/numbers.
How to Generate Barcode Online
- 1Enter your data - Type or paste numbers, text, or product codes into the text area
- 2See live preview - Your barcode generates instantly as you type. All processing happens in your browser - nothing uploads to servers
- 3Select barcode format - Choose from CODE 128, EAN-13, UPC-A, CODE 39, and other formats based on your needs
- 4Download or copy - Click "Download" to save barcode as PNG, or "Copy" to copy image to clipboard
Our free barcode generator creates professional barcodes in multiple formats including CODE 128, EAN-13, UPC-A, CODE 39, and more. Perfect for product labels, inventory management, retail packaging, shipping labels, or asset tracking. Everything processes in your browser for instant results and maximum privacy - your data never uploads to our servers. No registration required and completely free.
Why Use Our Barcode Generator?
Completely Free
Generate barcodes free online with no registration, no watermarks, and no hidden costs. Create unlimited barcodes at no charge.
100% Private
Your data never leaves your device. All barcode generation happens in your browser - nothing uploads to servers. Maximum privacy guaranteed.
Instant Generation
Barcodes generate instantly as you type with live preview. No waiting, no processing delays - see your barcode in real-time.
Multiple Formats
Support for CODE 128, CODE 39, EAN-13, EAN-8, UPC-A, ITF-14, and more. Choose the right barcode format for your industry needs.
Frequently Asked Questions
How do I create a barcode?
Type your data into the generator, select your desired barcode format (like CODE 128 or UPC-A), and your barcode appears instantly with live preview. Download or copy the barcode image for use on labels, packaging, or inventory systems. The entire process takes seconds.
Can I generate barcodes for free?
Yes! Generate unlimited barcodes free with Convert-To.co. No registration, no watermarks, no hidden fees. Create barcodes in all major formats (CODE 128, EAN-13, UPC-A, CODE 39, etc.) at no cost with full functionality.
What barcode format should I use?
Use CODE 128 for general alphanumeric data (most versatile). Use EAN-13 for European retail products. Use UPC-A for US retail products. Use CODE 39 for inventory and asset tracking. Use ITF-14 for shipping containers. Choose based on your industry standards and scanner compatibility.
How do I generate UPC barcode?
Select "UPC-A" format and enter your 12-digit product code. UPC-A barcodes are used for retail products in the United States. Note: You need to purchase official UPC codes from GS1 for commercial product distribution. Our generator creates the barcode image from your existing code.
How do I generate EAN-13 barcode?
Select "EAN-13" format and enter your 13-digit product code. EAN-13 barcodes are the European standard for retail products. Official EAN codes must be purchased from GS1 for commercial use. Our tool generates the barcode image from your existing EAN number.
What is CODE 128 barcode used for?
CODE 128 is the most versatile barcode format, supporting all ASCII characters including numbers, letters, and symbols. Used for shipping labels, inventory management, product tracking, warehouse systems, and general alphanumeric data. Excellent for internal business use where you control both encoding and scanning.
Can I print barcodes for commercial products?
For retail sale, you need official UPC/EAN codes purchased from GS1. Our generator creates barcode images from your existing codes. For internal inventory, asset tracking, or non-retail use, you can generate barcodes freely using formats like CODE 128 or CODE 39.
Is my data uploaded to your servers?
No! Your data never leaves your device. All barcode generation happens entirely in your browser using client-side JavaScript. This ensures instant generation, maximum privacy, and works offline. Your data and barcodes stay 100% private.
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