Perform electrical calculations for contractors, designers, and electricians. Calculate load, voltage drop, conduit fill, and panel sizing. Verify compliance with NEC® codes from 1996 to 2023. Store and retrieve past calculations.
by Calculated Industries, Inc.★ 4.9357 ratingsUtilitiesFreeData updated 2026-09-08
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.
Calculate primary and secondary full-load currents based on ratings and voltages. Determine turns ratio and type. Input phase type and voltage values to obtain current outputs and ratio calculations.
Control electrical circuits wirelessly via Bluetooth Low Energy. Manage power distribution system functions from iPhone or iPad. Adjust settings to control vehicle systems remotely. Sync with compatible hardware for real-time operation.
Control devices remotely with 2 or 4 channels and up to 15 amps. Monitor temperature with a sensor and view settings on a bright OLED display. Set automations based on time or temperature thresholds.
Calculate for steel, aluminum, copper, brass, stainless steel, and more. Input dimensions and material type to estimate . Supports multiple shapes including sheets, bars, and pipes. Save and export calculation results.
Control lighting transformers and electrical devices remotely from any location. Manage multiple devices simultaneously, group or control them individually. Use voice commands with Amazon Echo and Google Home.
Heat input calculator estimates weld parameters based on amperage, voltage, and wire feed speed. Welding position guide provides visual references for different joint types. Material thickness chart helps select appropriate weld settings.
Control massage intensity and duration. Select preset programs or customize settings. Track usage time and session history. Receive safety reminders and usage guidelines.
Convert across categories with a modern interface. Navigate using sidebar and tab bar. Create multiple windows and drag items to new screens. Share data and access context menus. Includes a quick start guide and light/dark modes.