Panic button with Blynk

Hello friends
I tell you about my concern, I am doing an application project for a community panic button and I wanted to know if I can use Blynk. When this button is pressed, it would send alert messages to several users with the data of the person who pressed it, each user would have their own device at home (later I can add a siren, sensors, etc.). Blynk in theory does not let me send messages between organizations, and the problem is that if I put all the users (devices) within the same organization, each user when entering blynk has to choose their own device, and then be able to use it, that’s a lot waste of time when they are 30 or 40, taking into account that it is a panic button. Any suggestions??
• Hardware model + communication type:
ESP8266 WIFI
• Smartphone OS (iOS or Android) + version: ANDROID 9-10-11-12
• Blynk server
• Blynk Library version: LAST
• Add your sketch code.

I spent a few years of my career working with community alarm systems for elderly and vulnerable clients, so I have some knowledge of the marketplace and the technology.
I’ve also been looking quite recently at feasibility of implementing a similar system for some of the residents in our urbanisation in Spain.

I don’t personally think that Blynk is the best solution for your proposed product, especially if you’re looking to sell an out-of-the-box solution that requires zero setup from you when the system is deployed, and little setup from customers once they’ve purchased the system.

I have implemented a system that uses 433MHz pendants that can be worn on the wrist or around the neck, and 433MHz panic buttons for bedside use. These linked to a reprogrammed Sonoff RF Bridge (which contains an ESP8266) and then used Blynk as a method of alerting friends and neighbours of the problem, but the solution doesn’t really lend itself to being scaled-up to a marketable product.

Pete.

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