Free Online Barcode Generator
Generate barcodes in the formats most used in retail and logistics: EAN-13, EAN-8, UPC-A (with automatic check-digit calculation) and Code-128 for alphanumeric text. Enter the code or text, choose the format, and download the image ready to print or paste into your product catalog.
💡 Advantages of using Barcode Generator
- • 4 formats: EAN-13, EAN-8, UPC-A and Code-128
- • Automatically calculates the check digit for EAN/UPC
- • Code-128 lets you encode alphanumeric text, not just numbers
- • Generated in your browser with the JsBarcode library
- • Download the barcode image instantly
📊 Barcode Generator
Generate EAN-13 and UPC-A barcodes
📊 Barcode Generator
12 digits · European and worldwide products
ℹ️ Format:
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⚡ Cómo usar en 3 pasos
- 1
Choose a format
Select EAN-13, EAN-8, UPC-A or Code-128.
- 2
Enter the code or text
Type the numbers (or text, for Code-128) you want to encode.
- 3
Download the image
Generate the barcode and download it ready to use.
Frequently Asked Questions about Barcode Generator
What barcode formats can I generate?▼
EAN-13, EAN-8, UPC-A and Code-128.
Do I need to calculate the check digit myself?▼
No, for EAN-13, EAN-8 and UPC-A the tool automatically calculates the check digit from the rest of the numbers.
Can I encode letters as well as numbers?▼
Yes, with the Code-128 format, which supports alphanumeric text, unlike EAN/UPC which only accept numbers.
Can I use it for products sold in real stores?▼
EAN-13/UPC-A is the standard format used in retail, but to sell with an official barcode you need to register the product with GS1 or another issuing authority; this tool generates the barcode image, not an official registration.
Is Barcode Generator free?▼
Yes, Barcode Generator from WebTools is 100% free. No registration or subscription required. You can use it as many times as you need at no cost.
Is it safe to use Barcode Generator online?▼
Yes, all information is processed directly in your browser. We do not store or send your data to any external server.
Does Barcode Generator work on mobile?▼
Yes, the tool is fully responsive and works on any device: phone, tablet or computer with a modern browser.