There are many ECG pocket books, guides and rulers available for quick reference but nothing is better than this small to-the-point quick reference app for iPhone or iPod Touch. The guide contains topics that covers basics to complex details. First topic covers the basics of ECG – from the leads placement to basic interpretation. Other chapter topics are focuses various components of ECG.

At the end there are samples ECGs which are sharp, clear and very informative. There is also an option of quizzing yourself.

Each cardiac arrhythymia includes description of condition and its appearance on ECG along with the possible etiology and causes for that arrhythymia.