The app provides a reference and utility for electronics hobbyists. It includes calculators for resistors and capacitors, along with tools for L.E.D.s and Ohm's law.
by Soft Dorothy LLC★ 5.06 ratingsReferenceFreeData updated 2026-09-23
Perform basic calculations with a standard interface. Optimized for iPad and iOS 9 with high-resolution display support. Includes a charming piano sound for input. No popups or ads.
Decode bands by selecting colors to determine resistance and tolerance. Supports 4-band resistors. Provides accurate calculations. Features a clean interface and works offline.
Allows users to perform basic arithmetic operations. Choose from different background colors and display themes. Input numbers and operators to calculate results. Switch between light and dark modes for better visibility.
The app calculates unknown values in a voltage divider circuit. It allows users to input three known values and solves for the fourth, displaying current and power.
Calculate Voltage, Current, Resistance, and Power using Ohm’s Law and ’s Law. Input values to solve for unknowns. Display results instantly. Includes formulas for calculations. Supports both direct and indirect circuit analysis.
Access all favorite utility, entertainment, camera, and game in one bundle. Manage multiple devices from a single . Download and install directly within the bundle. Organize and launch with a unified interface.
Design and simulate analog and digital circuits with SPICE technology. Analyze circuit behavior and test designs. Explore 97 example circuits including BJT amplifiers, MOS amplifiers, oscillators, filters, and complex projects like UART and RISC CPU.
Calculate conduit bends with precise measurements and angle calculations. Input pipe dimensions and tool specifications. Generate bending templates and visualize the layout. Export data for use in projects.
Perform complex calculations with scientific, engineering, and hexadecimal modes. Use RPN and multi-line display. Convert units and access constants. Undo and redo actions. Sync with Apple Watch for on-the-go calculations.