Da Buzzer vs QRGONG
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Da Buzzer
This app allows you to know when visitors arrive without installing hardware. Generate a unique QR code that guests scan to send you an instant notification. It's ideal for homes and businesses, supporting multiple users and working anywhere with internet access.
- QR code powered doorbell
- Instant visitor notifications
- No hardware or batteries required
- Supports multiple users
- Works anywhere with internet
- Customizable visitor pages
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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.
QRGONG
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Introducing QRGONG - the revolutionary new way to stay connected with your visitors and clients! With QRGONG, you can be reachable anywhere and anytime, all for an incredible price. The best part? Installation is fast and easy. Simply create your own QRGONG and answer from your mobile device. Chat live with your visitors or clients, all while keeping your personal data completely anonymous and safe. QRGONG utilizes customized QR codes that can be incorporated into any setting, enabling your guests or clients to communicate with you in a secure manner without exchanging any personal information. When your QRGONG is scanned with a mobile device, you will receive a message and a push notification, allowing you to start communicating with your visitor or client inside the QRGONG app. With QRGONG, you can communicate in any language, from any location, without the hassle of wires or WiFi. Don't just take our word for it - QRGONG has received rave reviews from satisfied clients all over the world! Whether you're selling items online, have a holiday home, or just want a simple way for visitors to contact you, QRGONG is the perfect solution. So why wait? Get QRGONG today and stay connected like never before. Customizable, multi-user capable, and available in multiple languages, QRGONG is the smart choice for anyone looking for an easy, secure, and affordable way to stay connected.
Screenshots
Verdict
The clearest difference is update cadence: QRGONG at every 3 weeks against Da Buzzer's every 15 months. QRGONG also leads on iOS requirement (14.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Da Buzzer ships an update every 15 months, QRGONG every 3 weeks. The most recent releases landed on June 5, 2026 and September 15, 2026 respectively.
| Parameter | Da Buzzer | QRGONG |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (6 ratings) — better | — |
| Positive reviews | 80.0% of reviews | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 15 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Rahul Rahate | billig.ch GmbH |
In-app purchases
Da Buzzer
No in-app purchases
QRGONG
No in-app purchases









