What's New✔ Improved accuracy and sensitivity
✔ Add support for yellow LED
✔ Add 'Email To' action
✔ Add 'Data Logger' – data resampled by minute in a csv file
App DescriptionPowerMeter App turns your device into a Wattmeter. Just point the camera at the flashing red light on your electricity meter and get the reading real time!
Using PowerMeter you can measure the Standby power of devices at home or electricity production of your Solar PV panels.
Measuring the time between impulses ±20ms you will get the reading much more accurate than using Energy Monitors which are sometimes even 10% off!
Used by professionals, many 5 and 4 star reviews!
★★★★★ "Nice app - works perfectly. Congratulations!" – Lavello, Italy
★★★★★ "Excellent - Excellent thanks for your effort!" – Solar narsti, Australia
★★★★★ "Superb App to know your consumption instantaneously. Recommended!" – Pascal, Switzerland
October 19, 2013 Price Decrease: $0.99 -> FREE!
March 28, 2013 Price Decrease: $0.99 -> FREE!
March 24, 2013 Price Decrease: $0.99 -> FREE!
February 04, 2011 Initial Release