Free Tools
A small collection of practical, free tools for barcode and label work. Everything runs locally in your browser — no account, no upload, no server required.
Free Barcode Generator
Generate QR codes, Code 128, Code 39, UPC-A, and EAN-13 barcodes online. Download PNG or SVG instantly.
Code 128 Barcode Generator
Generate Code 128 barcodes for any alphanumeric value — SKU, serial number, lot code. Download PNG or SVG.
UPC-A Barcode Generator
Generate UPC-A barcodes with automatic check-digit calculation. Enter 11 digits, download PNG or SVG.
EAN-13 Barcode Generator
Generate EAN-13 barcodes for international retail products. Check digit calculated automatically.
Bulk Barcode Generator — CSV Preview
Paste CSV data to validate barcode values before a print run. Catches invalid check digits and unsupported characters.
UPC-A / EAN-13 Check Digit Calculator & Validator
Calculate the missing check digit or validate a complete UPC-A or EAN-13 barcode number in your browser.
Free SKU Generator
Create structured SKU codes with a brand prefix, category, color, size, and sequence number.
Thermal Label Size & DPI Calculator
Find the exact pixel dimensions for any thermal label size at 203, 300, or 600 DPI.
Generate labels in bulk
Batch Label Studio Pro imports CSV and Excel files and generates thousands of labels locally — no uploads, no server, no subscription.
Get Pro — $29.99One-time purchase. Works offline.