What's New

* Performance improvements and minor fixes

App Description

This tool will allow you to create your own one-line diagrams quickly and easily. Simply select the symbol you want to use and drag it to the desired position.

The most commonly used symbols are integrated (IEC, ANSI standards):

Symbols according to IEC and ANSI standards for electrical engineering:
Circuit breaker, plug-in, switch, disconnector, fuse, differential (RCD), contactor, motor, generator, socket, plug base, contact, normally open NO, closed NC, valve, level, temperature, delay and advance opening and closing, limit switch, handle, interlock, push button, mushroom, lamp, grounding, energy meter, active (kWh) wattmeter, reactive (kvar) varimeter, transformer, voltage, current, three windings, overvoltage, thermal relay, magnetic, coil, clock, minimum and maximum voltage, starter, rectifier, inverter, battery, converter, AC/DC, DC/DC, frequency meter, voltmeter, ammeter, ohmmeter, soft starter, variable resistance, reactance, diode, varistor, heater, fault, star-delta transformer, insulation, regulator, connectors, conductors, phase, neutral, ground, protection, fan, photovoltaic panel, control, load and enter text such as volt, ampere, watt, energy

# BASIC Version #
* You can create your single-line diagram with the same symbols as the Version PRO
* You can only work with a scheme although you can share it as an image, pdf or file
* Once you create a scheme you will no longer be able to open another (they are not saved)
* Contains ads

# PRO Version # (1 - In-App Purchases)
* You will be able to open, edit and save a scheme
* Open in the following examples (link)
* No ads

* Missing a symbol? Contact us through the app
* More examples: https://drive.google.com/drive/folders/15vTwFvjtu311lSEbYJLaqUfp_pyEwEDt?usp=sharing

iPhone Screenshots

(click to enlarge)

SLD | Electrical diagrams screenshot 1 SLD | Electrical diagrams screenshot 2 SLD | Electrical diagrams screenshot 3 SLD | Electrical diagrams screenshot 4 SLD | Electrical diagrams screenshot 5 SLD | Electrical diagrams screenshot 6 SLD | Electrical diagrams screenshot 7 SLD | Electrical diagrams screenshot 8 SLD | Electrical diagrams screenshot 9

iPad Screenshots

(click to enlarge)

SLD | Electrical diagrams screenshot 10 SLD | Electrical diagrams screenshot 11 SLD | Electrical diagrams screenshot 12 SLD | Electrical diagrams screenshot 13 SLD | Electrical diagrams screenshot 14 SLD | Electrical diagrams screenshot 15 SLD | Electrical diagrams screenshot 16 SLD | Electrical diagrams screenshot 17 SLD | Electrical diagrams screenshot 18

App Changes

  • January 26, 2021 Initial release
  • May 06, 2021 New version 1.7.7
  • August 05, 2021 New version 1.8.1
  • September 29, 2021 New version 1.9.3
  • October 05, 2021 New version 1.9.4
  • September 15, 2023 New version 2.7.6
  • September 15, 2023 Price increase: FREE! -> $3.99
  • October 04, 2023 New version 2.8.0
  • October 04, 2023 Price decrease: $3.99 -> $0.99
  • November 15, 2023 New version 2.8.4
  • March 19, 2024 New version 2.9.3
  • March 27, 2024 New version 2.9.4
  • April 25, 2024 New version 3.0.0

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