About this app
Your Doorbell, Reinvented. Da Buzzer is a smart, wireless, and effortless way to know when someone is at your door—without installing hardware or relying on batteries. Simply generate and print your unique QR code. When guests scan it, you instantly receive a notification on your phone. Perfect for Every Home or Business Whether you live with family, share a space with roommates, or manage a storefront, Da Buzzer supports multiple users. Add several people to the same QR code so everyone gets notified at the same time—never miss a visitor again. Always On. Always Reliable. No wires. No power source. No extra devices. Da Buzzer works anywhere you have internet access, making it ideal for buildings with limited infrastructure or frequent power outages. Create a Personalized Welcome Customize your QR-powered visitor page with names, instructions, or location details—helping guests know exactly where to go and who they’re there to see. Da Buzzer turns any door into a smart entrance—with zero setup hassles.
Latest release
What’s New
1. Added new languages 2. User Interface cleanup for a smoother experience
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 12, 2026 · 5:18 AM Free
Screenshots
