About
AlergZen is a free PWA that helps people with food allergies shop safely.
Scan a product barcode and instantly know if it's safe for you. The app analyzes ingredients against your personal allergy profile and shows clear alerts: Safe, Caution, or Danger.
Key features:
58 allergy types across 14 families
Multilingual detection (7 languages)
100% private – all data stays on your device
Completely free, no ads
Built for my family member with severe allergies. Now shared with everyone.