This update from Apple will improve the functionality of this app. No new features are included.

Optimized for iOS 11 and iPhone X

--Fills screen of 4 inch iPhones like iPhone 5
--Better user interface
--Added over 30 large hi-res 12 leads

Major upgrade with double the strips! We've added over 25 new, large 12 lead ECG's with lots of ischemia examples. If you like the free upgrade, please re-rate our app to keep 'em coming. If you have any requests for the next version, send us an email. We will listen!