Apps Like Amateur Radio Toolkit for iPhone and iPad
Calculate coordinates and grid squares for projects
Offers calculators for designing radios and antennas. Users can find latitude and longitude from a maidenhead square or vice versa. Calculate distances between squares. Convert units. Locate current position.
Amateur Radio Toolkit screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.



Electronics Kit
Siu Yuen Ho
Calculate, measure, and test components
Calculate component values for desired corner frequency, resistance, capacitance, or inductance. Find combinations of resistors, capacitors, and inductors. View detailed calculations and formulas. Export results. Remove ads with PRO version.

iSlipstick RF
Sam Virgillo
Calculate RF path loss and link parameters
RF calculator for productivity. Calculate path loss using transmitter power, antenna gain, cable loss, distance, and frequency. Determine microwave dish beamwidth and gain with dish size, frequency, and efficiency.



Ohms Law Calc.
V PUGAZHENTHI
Calculate voltage, current, and resistance
Calculate electrical values using formulas for voltage, current, resistance, power, and more. Determine wire size and voltage drop. Perform transformer and generator calculations. Convert between electrical units.

Electronics Toolkit!
Electronial
Calculate resistor values by color
Toolkit provides resistor calculations based on color codes or SMD values. It includes an LED resistor calculator and parallel resistor tools. Users can reference electronic components and formulas for design and troubleshooting.



RF-Toolbox Pro
Marcus Roskosch
Calculate, analyze, and design circuits
Calculate impedance and transmission line parameters. Analyze signal integrity and loss. Convert between frequency units. Simulate circuits. Calculate antenna parameters and resonance frequencies. Perform S-parameter calculations.

TiltMeter
Carlos Hernandez
Measure angles with precision
Measure angles of elevation, slope, and incline using device motion. Determine roll angles for vehicles and aircraft. Calculate roof pitch and antenna look angles. Align pictures and measure tape or chain slopes.



Electrical Calculator
V PUGAZHENTHI
Calculate values instantly
Provides tools for and electronics calculations. Users can compute resistance, voltage, current, and power. Includes resistor color code conversion and voltage drop calculations aligned with NEC/IEEE standards. Supports USCS and SI units.

Electrical Components Quiz
Forwa Elade Wunde
Identify with AI
Identify using an AI model. Test knowledge with 2000+ . Earn 5 points per correct answer, lose 3 for incorrect ones. Retake levels to improve score. Track progress through levels requiring 25 points to advance.

Electronics Engineer Helper
Rostyslav Dovhaliuk
Search datasheets and calculate resistor values
Datasheet search allows users to find electronic components. Resistor color codes and markings are decoded for 4, 5, and 6 band codes. Electronic symbols are displayed according to IEC 60617, IEEE 315, and GOST standards.

Stair Help
Armchair Engineering
Calculate staircase dimensions with precision
Calculate staircase dimensions with precise formulas. Input riser height and step depth to determine going, stringer, and base lengths. Choose units from mm, cm, or inches.

Electrical Calculator lite
V PUGAZHENTHI
Calculate voltage, current, and resistance
Calculate values using resistor color codes, voltage, current, and resistance formulas. Perform impedance and RLC circuit analysis. Input values to get accurate results for engineering, wiring, and circuit design tasks.

Field Strength Estimator
Rohde & Schwarz GmbH & Co. KG
Estimates field strength and power.
The app calculates power flux density, electric and magnetic field strength from transmitted power, frequency, and antenna gain. It also computes receiver input power from receiving antenna gain, assuming theoretical values.
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