MotorRate is not free (it costs 49.99), however it doesn't contain in-app purchases or subscriptions.
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The price of MotorRate is 49.99.
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Pretty handy quick reference tool, however I would like it to include Dials for: Motor Efficiency Motor Power Factor Why do I get different answers between the dial screen and the manual screen when I use the same voltage, frequency, power, PF, Efficiency ??
