CheckIn More CheckIn More

CheckIn More

CheckIn More is a daily check-in app for safety and peace of mind, with scheduled check-ins and instant alerts to your loved ones.

The idea behind CheckIn More came from family who were looking for a more consistent and automated method of checking in on their elderly parents. Something more practical than texting “Are you alive?” every day…

The idea seemed simple enough: push notifications to check-in, that if missed would text your contacts.

In reality: designing a mobile app for both Android & iOS with a backend that continually monitors for missed check-ins is no small feat.

After months of late nights & lots of coffee, the apps are finally live on the App Store and Google Play 🎉

Lessons Learned

Avoid mobile apps at all costs. Dealing with the app stores is a huge pain, and it’s something AI still can’t do for you.

Safety apps have real stakes. When a personal safety app doesn’t work, people get upset, and outages are actually impactful. So I’ve invested a lot into reliability and testing to prevent them. The tradeoff is that I move a lot slower with AI here, because I’m a lot more cautious.

How It’s Built

Basically just a couple Python containers running on Azure.

Mobile App

iOS + Android check-in reminders

React NativeTanStack QueryTamagui

Auth & Billing

ClerkRevenueCat

API Container

Python on Azure Container Apps

FastAPISQLModelSQLAlchemyAPScheduler

Missed check-in?

Text, then call your contacts

TwilioElevenLabs

Database

Azure PostgreSQL

Config & Secrets

Key VaultApp Configuration

Telemetry

AxiomOpenTelemetry

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