Electro Calcul is a free app and a powerful tool that can help you in your work, it has many important calculators and pin-outs that you will often need.

Calculators include:
- Resistor color code (3 bands, 4 bands, 5 bands, 6 bands)
- SMD resistor code (3 Digit EIA, 4 Digit EIA, EIA-96, Decimal point, Zero ohm, Underlined, Overlined)
- Ceramic capacitor code (2 Digit, 3 Digit, 4 Digit, Underlined, Decimal point, Metallized film, Polyester film)
- SMD tantalum capacitor code (3 Digit, 4 Digit, EIA-198)
- SMD electrolytic capacitor code
- Inductor color code
- SMD inductor code (3 Digit, 4 Digit, Decimal Point)
- Sum resistors (In series, In parallel)
- Sum capacitors (In series, In parallel)
- Ohm’s law (Voltage, Resistance, Current, Power)
- Battery life
- Unit converter (Resistance, Capacitance, Inductance, Impedance, Current, Voltage, Power, Frequency)

Pin-outs include:
- USB (USB 2.0 standard, USB 2.0 mini, USB 2.0 micro, USB 3.0 standard, USB 3.0 micro, USB 3.1C)
- VGA
- HDMI (Type A, Type C, Type D)
- DVI (DVI-I, DVI-D, DVI-A)
- Scart
- RCA connector
- Firewire IEEE-1394 (4 pin connector, 6 pin connector, 9 pin connector)
- Apple lighting connector, Apple dock connector
- Serial port RS-232 (DE9, DB25)
- RJ-45, RJ-9, RJ-11, RJ-14, RJ-25, RJ-48
- ATX power (20-pin ATX 12V, 24-pin ATX 12V, 3-pin Molex, 4-pin Molex, 4-pin ATX +12V, ATX Auxiliary, 8-pin ATX EPS +12V, 6-pin PCI Express, 8-pin PCI Express)
- SATA, eSATA
- PS/2, AT keyboard
- Jack (TS, TRS, TRRS)
- Sim card (6-pin Sim card, 8-pin Sim card
- SD card (Standard SD card, Mini SD card, Micro SD card)
- LED (2-pin Led, RGB Led)

…and more to come in the next update!
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