Sus.
You are only given 5 seconds of an inaccurate reading before it demands that you give them money.
Not free
Misleading trial and purchase plan
Ok
Looks neat enough but only gives barely 5sec then its prompting us to buy advanced.
Just a trick to get you to pay
Download the ap, only thing it does is give you 4 advertisements to Buy and download the real ap, thanks for wasting my time I will not be buying from you