Barcode generator, QR generator, bulk CSV export, a scanner that decodes codes from any image, plus a check digit calculator and a print-size calculator. All of it runs in your browser — nothing you type or upload is ever sent to a server.
Create CODE128, CODE39, EAN-13, EAN-8, UPC, ITF-14, MSI and Pharmacode barcodes, one per line, with custom width, height and font size.
Open GeneratorTurn a link, wifi login, contact card or plain text into a scannable QR code. Pick colors, size and error-correction level, then export PNG or SVG.
Open QR GeneratorUpload a CSV of values — SKUs, serials, ticket codes — and generate every barcode or QR code at once, packaged into a single ZIP download.
Open Bulk GeneratorUpload a photo or screenshot of a barcode or QR code and decode it instantly, right in your browser. No app install required.
Open ScannerCalculate the correct check digit for UPC-A, EAN-13, EAN-8 or ITF-14, or validate whether a full barcode number is correctly formed.
Open CalculatorWork out the minimum reliable print size for a barcode based on symbology, magnification and your printer's resolution.
Open CalculatorGenerate a sequential run of SKUs, ticket IDs or serial numbers, with correct check digits calculated automatically for EAN/UPC/ITF-14.
Open Serial GeneratorArrange dozens of barcodes or QR codes onto a printable label sheet — set rows, columns and label size, then print or save as PDF.
Open Label SheetsCheck whether your chosen foreground and background colors have enough contrast to scan reliably, with a live preview.
Open Contrast Checker