QR & Barcode
Generate, analyze and restore QR codes and barcodes entirely in your browser. Covers purpose-built generators for URLs, Wi-Fi and contacts, plus tools for reading damaged codes.
15 tools・Ordered by measured page views over the last 90 days.
QR Code Analyzer
Upload a QR code to analyze and display detailed information such as its error-correction level, version, and mask pattern.
QR Code Generator
Generate QR codes from URLs or text. Fine-tune the error-correction level, version, size, margin, and color, then download as PNG or SVG.
QR Code EC Tester
Visually test the limits of each error-correction level by masking parts of a QR code to find its readable boundary.
QR Code Photo Restore
Auto-repair QR codes that won't scan: the module grid is estimated from the finder patterns and every module is repainted by majority vote. Enhancement and an auto-retry sweep included. Runs entirely in your browser — images are never uploaded.
WiFi QR Code Generator
Generate a Wi-Fi QR from SSID and password. Scan with a phone camera to connect.
Barcode Generator
Generate CODE128, EAN/JAN, UPC, CODE39, and other barcodes. Set bar width, height, color, and margin, then download as PNG or SVG.
SMS QR Code Generator
Generate an SMS QR code from a phone number and pre-filled message. Scanning opens a pre-filled SMS composer. PNG/SVG.
Email QR Code Generator
Generate a mailto QR code from an address, subject and body. Scanning opens a pre-filled email composer. PNG/SVG.
Contact QR Generator (vCard/MeCard)
Generate vCard/MeCard contact QR from name, phone, and email. Email, phone, and SMS QR supported. For business cards and email signatures.
Location (geo) QR Code Generator
Generate a location QR code (geo: format) from latitude and longitude. Scanning opens the point in a map app. PNG/SVG.
Calendar Event QR Code Generator
Turn an event title, date and location into an iCalendar (VEVENT) QR code. All-day events supported. PNG/SVG.
Bulk QR Code Generator
Paste one URL or text per line and generate up to 100 QR codes at once. Individual PNGs or one contact sheet.
Phone Number QR Code Generator
Generate a call QR code from a phone number. Scanning opens the dialer with the number filled in. PNG/SVG.
Calendar Event QR Code Generator
Generate an event QR from a title, date/time and location. Scanning opens an add-to-calendar screen. iCalendar, all-day, PNG/SVG.
Barcode Photo Restore
Recover barcodes that will not scan from a photo: scan lines are turned into brightness profiles, the module width is estimated from run lengths, and unreadable digits are filled in by a check-digit-validated search. Supports EAN-13/JAN, UPC-A, EAN-8, CODE128 and CODE39. Runs entirely in your browser.