🍔
A side project on bysam.fun

The Big Mac Index

Crowdsource McDonald's Big Mac prices, ratings, and photos. Compare meals around the world with live exchange rates and inflation-adjusted "today's dollars."

Join TestFlight View on GitHub

Replace the TestFlight link in docs/index.html once your build is uploaded.

📍 Report meals

Log price, rating, location type, GPS, photos, and who you were with. Tag friends who shared the run.

🌍 Global index

Public reports sync through CloudKit. See feed, map, and stats normalized to your comparison currency.

👥 Social

Link friends by username, get activity notifications, and react to reports with emoji.

💱 Fair comparisons

Frankfurter live FX plus US CPI inflation adjustment so last year's Tokyo run still compares to today's SF run.

Open in the app

Install BMI on iPhone, then these links open directly in the app:

Profile
https://bmi.bysam.fun/u/yourusername

Report
https://bmi.bysam.fun/report/report-uuid