Leave a Review Doctor ECG guide & calculator
This should be free!
How I can get a refund for this garbage?NO GOOD! JUNK!
I have no idea why this app was made? Doesn't work, won't take pictures when needed, says my angle is off. I tried to move my phone to the right angle still nothing. Waste of 5.00. Needs to be free.Cheap
Don't buy it doesn't work