FREE CODE 39 BARCODE GENERATOR

Free Code 39 Barcode Generator

Turn letters and numbers for asset, inventory and industrial labels into a basic Code 39 barcode.

Your number and result are never sent to or stored on a server.

  1. 1Enter text
  2. 2Set appearance
  3. 3Save result

1 · Enter text

Enter text for the barcode

Processed on your device

2 · Set appearance

Barcode appearance

Bar sharpness

3 · Save result

Barcode preview

Enter a number and select Create to see the barcode here.

Creates basic Code 39. Full ASCII extensions and application rules such as VIN or PZN are not supported.

FREE CODE 39 GUIDE

Create an asset-label barcode in three steps

Free in your browser with no account.
1

Enter text

Type an asset number or inventory code.

2

Set checksum and size

Enable Modulo 43 if required and choose the bar size.

3

Save

Download PNG or scalable SVG.

CODE 39 ESSENTIALS

Separate the basic alphabet from application rules

Check the requirements of your scanner and business system.

Asset labels

Encodes uppercase letters, digits and limited symbols.

Optional check

Adds Modulo 43 only when your system needs it.

Extensions excluded

VIN, PZN and Full ASCII follow separate rules.

FREE CODE 39 BARCODE GENERATOR FAQ

Code 39 barcode FAQ

Learn about free use, characters and checksums.
1Is it free with no usage limit?

Yes. It is free without an account and all processing stays in your browser.

2Can I enter lowercase?

Yes. ASCII lowercase letters are converted to uppercase.

3Must I add Modulo 43?

No. Enable it only when your scanner or system requires it.

4Should I type the asterisks?

No. Start and stop asterisks are added automatically and cannot be entered.