Create QR codes
Supports URLs, Wi-Fi, phone numbers, SMS, FaceTime, email, contacts, calendar events and text.
Create barcodes
Supports 10 formats including CODE128, EAN, UPC, CODE39, ITF and Codabar.
QR code / barcode scanner
Single and continuous scanning from your camera or images. Review and save the results.
UUID Generator
Generate UUID v4 and v7 in batches. Copy or save as TXT.
Choose by purpose, then check the result
Use QR codes to share links or connection settings, and barcodes when a scanner needs to read identifiers. Check a generated image with the scanner. Generation and scanning run in your browser; you choose when to save or share the output.
If you are unsure about a format, start with a guide containing comparison tables and worked examples.