About Electronics Engineer Helper
Calculators and references
One of the best apps for anyone interested in electronics. The app has the following calculators and references:
• Resistor color and digit marking (4, 5 and 6 band color code; 2 symbols, 3/4 digit and EIA-96 code SMD resistors code)
• Pinouts Guide (USB, Apple, Arduino, ESP32, ESP8266, Raspberry Pi, FireWire, HDMI, DisplayPort, DVI, VGA, RS-232/422/485, SD, PS/2, Audio Jack, RCA, MIDI, XLR, ATX, PCI Express, Thunderbolt, Fan, Microchip & Atmel, Radxa Rock Pi, LubanCat, Nucleo32, Flipper Zero)
• Ohm's law calculator
• Cable Voltage Drop
• Voltage Divider
Privacy Policy: https://www.eehelper.app/android/privacy
Terms of Use: https://www.eehelper.app/android/terms
Additional APP Information
Latest Version
1.4.0Uploaded by
Aom Peach
Requires Android
Category
Free Education AppContent Rating
Everyone
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Flag as inappropriateWhat's New in the Latest Version 1.4.0
Last updated on Aug 6, 2026
Capacitor code calculator. Decodes the markings printed on a capacitor into capacitance value, tolerance, voltage rating and temperature characteristic.
Capacitor markings reference. Illustrated marking layouts for SMD, leaded, tantalum, film, and ceramic capacitors.









