BarcodeOnby FIELDENCE

BARCODEON

Free Barcode Generator

Create Code 128, EAN-13, UPC-A, Code 39 and GS1-128 barcodes online for free. Generate multiple barcodes, save SVG files, print, and use check digit tools directly in your browser.

Live generationNot sent to serverMobile & PDA optimized

BARCODEON

Barcode tools

Input is processed only on this device
Input rulesA–Z · a–z · 0–9 · common symbols
✓
Ready to scan

The barcode has been adjusted to the screen size.

1Code 128
Advanced barcode size settings

Barcode tools

Code 128Free Code 128 Generator

A–Z · a–z · 0–9 · common symbols

EAN-13Free EAN-13 Generator

12 digits → check digit: calculated · 13 digits → check digit: validated

UPC-AFree UPC-A Generator

11 digits → check digit: calculated · 12 digits → check digit: validated

ITF-14 / GTIN-14Free ITF-14 / GTIN-14 Generator

13 digits → check digit: calculated · 14 digits → check digit: validated

Code 39Free Code 39 Generator

A–Z · 0–9 · - . $ / + % · space

GS1-128Free GS1-128 Generator

GS1 AI (01) · (10) · (17) · (21) … · FNC1: automatic

Bulk BarcodeFree Bulk Barcode Generator

one per line · up to 200 values · Code 128 / EAN-13 / UPC-A / ITF-14 / Code 39 / GS1-128

Barcode Check DigitBarcode Check Digit Calculator

GTIN-8 · UPC-A / GTIN-12 · EAN-13 / GTIN-13 · GTIN-14 / DUN-14

Barcode Scanner & ValidatorBarcode Scanner & Validator

Scan a barcode from an image or camera. Processing stays on this device.

How to use

Input rules

A–Z · a–z · 0–9 · common symbols

Are entered codes saved on a server?

No. Generation happens in your browser. Recent codes, when enabled, are stored only in local browser storage and can be deleted at any time.

What if my PDA cannot read it?

Use full screen, increase brightness and rotate the phone horizontally. Try a distance of about 10–25 cm.

Frequently asked questions

Input rules

A–Z · a–z · 0–9 · common symbols

Are entered codes saved on a server?

No. Generation happens in your browser. Recent codes, when enabled, are stored only in local browser storage and can be deleted at any time.

What if my PDA cannot read it?

Use full screen, increase brightness and rotate the phone horizontally. Try a distance of about 10–25 cm.

Independent general-purpose tool

BarcodeOn creates symbols from the data you enter. It does not issue or assign official GS1 identifiers or GTINs.

Independent general-purpose tool

Whether a generated barcode can be used at work depends on your workplace rules and scanner settings.