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 calculations and copy results to the clipboard. Use memory buttons to store and reuse values. Convert units, calculate debt with amortization schedules, and access current currency rates.
Calculate electrical power for single phase systems by converting between , , and . Input values to solve for unknowns. Support for three phase calculations including kilowatts, , , and power factor.
Log in and log out times to total . Enter hourly pay rate to view total amount due. Email or download results for record-keeping. Select rate mode to input different rates and comments for multiple jobs.
Calculate fabric size in centimeters or inches based on count and fabric type. Determine thread consumption for specified stitches. Input project details to estimate material needs. Export calculations for reference.
Track solving times with session support and multiple session types including multiphase. Use the official WCA scrambler for valid 4x4 and blind scrambles. Log results, analyze progress, and export data for competitions.
Perform electrical calculations including wire size, voltage drop, and conduit sizing. Customize material and temperature settings. Access NEC® 2023 tables, FAQs, and searchable articles. Calculate ampacity and use Ohm's Law.
Calculate bends for offsets, rolling offsets, parallel adjustments, and saddles using English or metric measurements. Specify bend directions and angles. ccurate bend diagrams and measurements to reduce material waste and installation time.
Calculate conduit bends with offset and 90-degree tools. Determine stub-ups, kicks, and compound angles. Create three and four-point saddles for obstacle navigation. Access NEC-compliant calculations and field-tested utilities for work.
This reference app provides quick access to amateur radio band limits, country codes, band plans, radiogram messages, grid squares, and time. It also includes the RST system, Morse code, phonetic alphabet, unit abbreviations, and metric prefixes.
Perform calculations using reverse Polish notation. Swipe to undo or redo operations. Access a 100-entry stack and 6 memory buttons. View large, easy-to-read displays. Save state on exit. Supports scientific functions and multiple undo/redo levels.
Access and search Texas laws and statutes offline. Bookmark and study legal texts. Includes tools for law enforcement and legal professionals. Receive updates with new laws as they are released.
Calculate with a that supports basic and advanced functions. View calculation history for reference. Copy results to clipboard for quick use. Use split view for multitasking on iPad.
The app simplifies LED resistor calculations. It accommodates various power supply and microcontroller voltages, decimal values, current, multiple LEDs, and power consumption.
The app provides detailed information on chemical elements, including atomic number, mass, and properties. It features a molar mass calculator and interactive visualizations, all accessible offline.