What's New

regular update for improved performance.

App Description

Ohms Law Calc. consists of 62 Calculators with Formulas and Circuits

1.Voltage Calculator
2.Current Calculator
3.Resistance Calculator
4.Power Calculator
- Voltage Drop Calculator (new)
5.kVA to amps (Single Phase)
6.kVA to amps (Three Phase)
7.amps to kVA (Single Phase)
8.amps to kVA (Three Phase)
9.Single Phase Power Calculator
10.Three Phase Power Calculator
11.Single Phase Current Calculator
12.Three Phase Current Calculator
13.DC Horse Power
14.Single Phase Horse Power
15.Three Phase Horse Power
16.DC Current (HP)Calculator
17.Single Phase Current (HP) Calculator
18.Three Phase Current (HP) Calculator
19.Efficiency (DC) Calculator
20.Efficiency (Single Phase) Calculator
21.Efficiency (Three Phase) Calculator
22.Power Factor (Single Phase) Calculator
23.Power Factor (Three Phase) Calculator
24.Luminous Intensity Calculator
25.Luminous Flux Calculator
26.Solid Angle Calculator
27.Energy Cost Calculator
28.Energy Storage (Resistance) Calculator
29.Energy Storage (Inductance) Calculator
30.Energy Storage (Capacitance) Calculator
31.Star to Delta Conversion
32.Delta to Star Conversion
33.Inductive Reactance Calculator
34.Capacitive Reactance Calculator
35.Resonant Frequency Calculator
36.Inductor Sizing Equation
37.Capacitor Sizing Equation
38.Resistance (Series) Calculator
39.Resistance (Parallel) Calculator
40.Inductance (Series) Calculator
41.Inductance (Parallel) Calculator
42.Capacitance (Series) Calculator
43.Capacitance (Parallel) Calculator
44.UnKnown Resistance (Series) Calculator
45.UnKnown Resistance (Parallel) Calculator
46.UnKnown Capacitance (Series) Calculator
47.UnKnown Capacitance (Parallel) Calculator
48.Neutral Current (3Ph) Unbalanced Loads
49.Characteristic Impedance (parallel)
50.Characteristic Impedance (coaxial)
51.Transformer Calculator
52.Voltage Divider & RMS Calculations

• Impedance of Resistor and Inductor in series

• Impedance of Resistor and Inductor in parallel


• Impedance of Resistor and Conductor in series

• Impedance of Resistor and Conductor in parallel


• Impedance of Inductor and Conductor in series

• Impedance of Inductor and Conductor in parallel


• Impedance of R, L & C in series

• Impedance of R, L & C in parallel.

a.Change unit from amps to milliAmps or vice versa, the output Voltage is calculated instantly
b.Changes can be made to input units
c.Changes can be made to output units.

iPhone Screenshots

(click to enlarge)

Ohms Law Calc. screenshot 1 Ohms Law Calc. screenshot 2 Ohms Law Calc. screenshot 3 Ohms Law Calc. screenshot 4 Ohms Law Calc. screenshot 5

iPad Screenshots

(click to enlarge)

Ohms Law Calc. screenshot 6 Ohms Law Calc. screenshot 7 Ohms Law Calc. screenshot 8 Ohms Law Calc. screenshot 9 Ohms Law Calc. screenshot 10

App Changes

  • June 17, 2014 Initial release
  • August 16, 2014 New version 5.0
  • October 06, 2014 New version 5.1
  • October 19, 2014 New version 5.2
  • December 21, 2014 New version 5.3
  • September 30, 2015 New version 5.4
  • October 22, 2015 New version 5.5
  • December 20, 2015 New version 5.6
  • November 06, 2016 New version 5.8
  • November 08, 2016 New version 6.0
  • June 14, 2019 New version 8.2
  • July 15, 2020 New version 9.2
  • October 23, 2020 New version 9.3
  • September 16, 2023 New version 12.4