Calculate electrical circuit values by entering two known variables (current, resistance, voltage, or power). Adjust units dynamically for accurate results. Display total resistance and power in the circuit.
by Armchair Engineering★ 4.779 ratingsUtilities$0.99Data updated 2026-09-08
Calculate loan payments, analyze cash flow, and perform investment analysis. Input variables for scenarios. Solve time value of money problems. mortization schedules. Export results to CSV. Sync with tools.
Calculate to determine maximum circuit distance and minimum conductor size. Input parameters to find required conductor size, actual loss, maximum allowable loss, and maximum amps. Use NEC® table T310.15 (B) (16) 75°C ratings for amperage values.
Learn about resistors and resistance with interactive simulations. Configure up to eight component sections. Measure voltages across resistors and current through series and parallel circuits. Solve electrical circuits.
A and unit/currency with a clean interface. Convert between 500 units across 29 categories and 161 currencies. Customize colors and display selected units. Enter values to instantly convert between units.
Track body weight and measure 18 metrics including BMI, body fat rate, muscle mass, and water content. Analyze data through bio-resistance technology. Record and manage data over time. Sync with Bluetooth smart scales for accurate measurements.
FP performs basic arithmetic, currency conversions, and unit conversions. Users can switch between dark and light modes. Split-screen mode is available on iPad.
Convert units across 20 categories with over 400 options, including mixed units like feet and inches. Add widgets for quick access. View conversion history and share results.
Calculate power, current, and voltage in electrical circuits. Input values to determine unknown quantities. Convert between units. Store frequently used calculations. Share results via email or copy-paste.
Allows users to perform calculations using natural language inputs. It supports various units and functions for problem-solving. Users can handle currency conversions and date math in real time. The enables equation editing and result tracking.
Create and organize to-do lists with priority settings and due dates. Set reminders and mark tasks as complete. Sync across devices and share lists with others. Track progress with visual indicators and export data in CSV format.
Calculate power, voltage, resistance, and current using Ohm's Law. Enter any two values to instantly receive all results. Switch between Watts, kiloWatts, and MegaWatts. Clear fields with a button. Share results via built-in sharing.
Allows users to calculate resistor values using color codes and SMD codes. It includes tools for Ohm's Law, reactance, resonance, and voltage dividers. Users can determine resistor ratios, series/parallel combinations, and LED resistor needs.
Convert units between different systems with accurate results. Select units from a comprehensive list, input values, and receive instant conversions. Support multiple categories including length, weight, temperature, and more.
Calculate kVA, kW, Amps, Volts, and Power Factor using single or three-phase formulas. Input two values to determine the third. Convert between kVA, kW, and Amps. Supports UPS, generator, and transformer calculations.
Is a that allows editing of mathematical expressions with instant results. It syncs calculation history across devices. Purchasing + adds unit conversion, history tools, fractions, and more.
Record audio and MIDI tracks, mix during playback, and apply effects like reverb and vocal tuning. Add drum tracks, edit songs, and share projects online. Collaborate with others through the Songtree community.