ECG tools helps you learn how to analyze an ECG step-by-step. It has the criteria to help you quickly recognize ECG anomalies. It also has a useful calculator to calculate heart rate, QTC, PR as well as a brand new way to analyze an ECG using a photo. You can also test your skills by quizzing yourself on a significant amount of test ECGs and see how you progress.DISCLAIMER: This is a learning tool. The data is not guaranteed to be accurate and up to date. This app does not substitute the judgement of a trained professionnal.