Free Online Barcode Generator

Q: How many digits should I enter for each barcode type?

EAN-13 - exactly 13 digits. ITF-14 - exactly 14 digits. Code 39 - variable length; supports letters, numbers, and select special characters. Entering the wrong number of digits will result in an invalid barcode.

Make printable, scan-ready barcodes in just a few clicks. Improve stock visibility, simplify receiving, and ensure smoother storage and shipping with dependable barcode labels.

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Instant Online Barcode Generator

Barcode Type

Barcode Data

Show Barcode Data Label

Include Barcode Title

Include Barcode Note

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Preview

Generated barcode will appear here

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Types of Barcodes

EAN-13 (European Article Number)

EAN-13 is a 13-digit barcode and the global standard for identifying retail products.

Where is it used?

Supermarkets, pharmacies, and retail stores
Online marketplaces like Amazon and Flipkart
International trade and product exports

Code 39

Code 39 is an alphanumeric barcode that can encode both letters and numbers. It offers flexible data storage with no fixed character limit.

Where is Code 39 Used?

Manufacturing, logistics, and healthcare operations
Asset, equipment, and serial number tracking
Employee ID and government identification systems

ITF-14 (Interleaved 2 of 5)

ITF-14 is a 14-digit barcode used on shipping cartons and bulk packaging. It is designed for easy scanning on corrugated cardboard surfaces.

Where is it used?

Warehouses and distribution centres
Logistics and transportation networks
Bulk shipments, cartons, and pallets

Brands Trust NimbusPost

Specification	●EAN-13	●Code 39	●ITF-14
Barcode type	1D Linear	1D Linear	1D Linear
Character set	Numeric only	A–Z, 0–9, special chars	Numeric only
Character count	Fixed – 13 digits	Variable (1–43 chars)	Fixed – 14 digits
Checksum		Optional
Min. print size	37.29 × 26.26 mm	Variable	142 × 32 mm
Primary use	Retail / FMCG	Manufacturing, Logistics	Wholesale, Warehousing
Retail POS compatible
Global standard	GS1	ANSI / ISO	GS1

Why barcodes are the backbone of smart inventory management

Real-time stock updates

Always know what you have and where

Reduced inventory costs

Avoid overstock, shrinkage and waste

Easy error detection

Catch mismatches and discrepancies before they become costly

Faster order fulfilment

Pick, pack and dispatch orders with speed and confidence

Smarter demand forecasting

Use scan history to predict trends and plan purchases better

Frequently Asked Questions

What is a barcode? +

A barcode is a machine-readable representation of data displayed in a visual format - typically a series of parallel lines - that encodes information such as product IDs, prices, or batch numbers. When scanned by a barcode reader or smartphone camera, it instantly retrieves the stored data without any manual input.

Is this barcode generator free to use? +

Yes. This tool is 100% free. There are no hidden charges, no sign-up required, and no limit on how many barcodes you can generate. Simply enter your data, select a format, and download your barcode instantly.

What barcode formats are supported? +

This generator supports four widely used formats - EAN-13, Code 39, and ITF-14 - covering retail products, alphanumeric tracking, and outer shipping cartons.

What is ITF-14 used for? +

ITF-14 is designed for outer cartons and shipping containers, not individual retail products. It is commonly used in warehouses and supply chains to track bulk shipments.

How many digits should I enter for each barcode type? +

EAN-13 - exactly 13 digits
ITF-14 - exactly 14 digits
Code 39 - variable length; supports letters, numbers, and select special characters

Entering the wrong number of digits will result in an invalid barcode.

Can I add a title or label to my barcode? +

Yes. The generator lets you add an optional title (above the barcode) and a data label (below the barcode), making it human-readable on printed labels or packaging.

Do I need a GS1-registered barcode for selling on Amazon or Flipkart? +

Yes. For listing products on major marketplaces, a GS1-registered barcode is recommended to ensure global uniqueness and platform compliance. Barcodes generated here are best suited for internal tracking, logistics, and inventory use.

Will my barcode data be stored or shared? +

No. The data you enter is not stored or shared anywhere. All barcode generation happens within your browser session, keeping your product and business data completely private.

How do I scan the barcode I have generated? +

You can scan it using a smartphone camera (Google Lens or your phone's native camera), a handheld barcode scanner, or any billing/inventory software with a built-in scanner. Always test on at least two devices before printing in bulk.