calctric.

THE APP, EXPLAINED

Meet the tools.

Find the right tool, understand its inputs and follow a worked example. Explore the free toolkit and the extra capabilities available with Premium.

These are guides to tools inside the Calctric app. For calculators you can use in your browser, visit Online Tools. The app has a free version; Premium is an optional one-time purchase.

01

Everyday calculations

13¼ + 2½ gives 15¾ inches in the Inches calculator.
IN THE APP · FREE

Inches & fractions

Add, subtract, multiply and divide measurements, then read an answer that fits a tape measure.

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Length conversion: 10 feet becomes 3.048 metres.
IN THE APP · FREE

Unit Conversions

Convert measurements without losing track of the quantity or the unit.

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DC mode with 24 volts and 2 amps entered, calculating 12 ohms and 48 watts.
IN THE APP · FREE

Electrical Math

Solve everyday DC and AC relationships from the values you know.

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Usage & Cost input: one 4,500 W load operating eight hours per day.
IN THE APP · FREE

Usage & Cost

Estimate energy use and running cost, or compare loads using the same operating assumptions.

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Three-phase motor inputs: 10 hp, 600 V, 90% efficiency and 85% power factor.
IN THE APP · FREE

Motor

Relate motor shaft output, operating current, efficiency and power factor.

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Transformer input: three phase, 75 kVA, 600 V primary and 208 V secondary.
IN THE APP · FREE

Transformer

Calculate transformer current, apparent power and voltage relationships.

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Wire Spool inputs for 12 AWG stranded copper and a 0.74 ohm reading.
IN THE APP · FREE

Wire Spool

Estimate remaining conductor length from its measured DC resistance.

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02

Conduit bending

Offset layout with finished length, rise, angle and the Guide me through this offset control.
IN THE APP · FREE

Offset bending

Plan a two-bend offset, inspect its shape in 2D and 3D, and follow the in-app build guide.

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The app bend selector showing offset, rolling offset, saddle and 90-degree options.
IN THE APP · PREMIUM

Advanced conduit bends

Lay out changes of direction and obstacle crossings, from rolling offsets to custom sequences.

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03

Electrical planning

Canada-mode voltage-drop result: 8 AWG, 3.048 V and 2.54% drop for the example.
IN THE APP · PREMIUM

Voltage Drop

Estimate voltage loss, or solve for conductor size, run length or current under a selected drop target.

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04

Plans & records

A fictional Cedar House job with a Kitchen area and saved Light Layout calculation.
IN THE APP · PREMIUM

Jobs

Keep calculations grouped by project and area, so the inputs and answer stay together.

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Panel Schedule with a fictional Main panel directory, circuit descriptions and Print / PDF control.
IN THE APP · PREMIUM

Panel Schedule

Build a readable circuit directory and prepare a print-sized panel label.

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Light Layout grid with eight centres in two rows.
IN THE APP · PREMIUM

Light Layout

Space fixture centres evenly and read their positions from a room reference corner.

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05

Canada · CEC 2024

Canada-mode Conduit Fill inputs for three 12 AWG RW90 600 V stranded conductors.
IN THE APP · PREMIUM

Conduit Fill

Check conductor occupancy or find a listed raceway size for the entered wires and cables.

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Box Fill example with four 14 AWG wires in a single-gang box.
IN THE APP · PREMIUM

Box Fill

Check box allowances with the wires, devices and fittings accounted for explicitly.

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Ampacity setup with 3 AWG copper, 90°C insulation, 75°C terminals, 40°C ambient and six counted wires.
IN THE APP · PREMIUM

Ampacity

Apply the supported conductor, temperature and grouping conditions to a current-capacity check.

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Single-dwelling inputs, including floor area, cooling and cooking provisions.
IN THE APP · PREMIUM

House Load

Work through the supported single-dwelling service-demand calculation with a visible breakdown.

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Ground & Bond set to circuit bonding, copper and a 200 A protection rating.
IN THE APP · PREMIUM

Ground & Bond

Choose a grounding or bonding purpose, then follow the matching sizing basis.

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Pull Box Sizing interface with a straight pull and the box-layout diagram.
IN THE APP · PREMIUM

Pull Box Sizing

Plan straight, angle and U-pull geometry using entry positions and fitting space.

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