
MileSmile
Family car app. Safe for drivers, engaging for everyone.
The Problem: "Are we there yet?" Last year, my wife suggested we drive to Greece for our summer vacation. I loved the idea of the destination, but I dreaded the journey: a 2-day drive (one way) with my two daughters (8 and 15).
My memories of our last short trip were fresh: "Don't touch me," "Can we skip this song?", and the endless "Are we there yet?" I knew I needed a distraction to keep the peace, but everything I found online failed. Conversational card games required a passenger to read (leaving the driver out), and most apps required looking at a screen—which makes my beloved girls car sick and isn't good while driving.
The Solution: Scratching my own itch My developer instincts kicked in. I realised I didn't just need a game; I needed a safe co-pilot. I built MileSmile, a game engine designed specifically for the "Family Car Constraint."
I focused on solving the friction points of existing games:
Truly Hands-Free: It uses text-to-speech to read questions and answers aloud. I can control the flow without taking my eyes off the road.
The "Age Gap" Issue: Content is personalised to the team you define, so my teenager and my 8-year-old can both participate along with us.
Zero Prep: No cards to shuffle or rules to explain. Just launch and drive.
Infinite Topics: You can create or use AI to generate topics for the selected game and your team/family
💻 The Dev Details: Scaling with AI (Tech Stack)
As a full-stack Java/React developer with a full-time job, I didn't have the bandwidth to code the entire MVP myself. I approached this like a Product Manager/Team Lead - overseeing a smart junior dev(s):
Tech Stack: I used React Native with Expo, which made multi-platform deployment seamless and code review experience possible.
The MVP Code: The interesting part: Claude Caude was the one who actually wrote the code.
My Role: I handled the high-level architecture, reviewed Claude's plans, suggested refactorings, and oversaw the entire process.
This let me progress with the app without sacrificing productivity at my day job.
How it works: We ended up cancelling the Greece trip, but we still use the app on every weekend drive.
The "Retrospective" game has been a game-changer for us on our way back from any travel—it generates questions about our trip/day that actually get the kids talking to us (instead of staring at their iPads).
Our "Go-to" game in most of the other cases (even driving to the school if we are unlucky and stuck in a traffic jam) is "Quiz". We try to guess the answer and have fun of ChatGPT TTS pronunciation.
When it's only my wife and me, we often go for either "Retrospective" or "What Would I Say". Even after 17 years together, it helps to get to know each other even better
Check it out! I'd love your feedback.
Link: https://milesmile.app
About
Long family car drives should be fun and quality time, engaging and safe for the driver and passengers.

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