# Simubus — Electrical Wiring Simulator

> Electrical Wiring Simulator (iPhone/iPad app by Chongqing Shengniu Technology Co., Ltd.)

- Source: https://appshunter.io/ios/app/simubus/id6757686667 (this page in markdown: same URL + `.md`)
- Developer: [Chongqing Shengniu Technology Co., Ltd](https://appshunter.io/developer/1868286779)
- Category: Utilities
- Price: Free with in-app purchases
- Age rating: 17+
- Requires: iOS 15.0 · 49 MB
- Languages: English
- Released: 2026-02-19
- Data updated: 2026-07-08
- User reviews in markdown: https://appshunter.io/ios/app/simubus/id6757686667/reviews.md

## What is Simubus?

Master Electrical Wiring Anytime, Anywhere! Safe, Practical, and Efficient.

Simubus is a professional electrical wiring simulator designed for electricians, apprentices, students, and electrical professionals. Practice wiring, simulate circuits, and learn electrical principles without any risk. Whether you’re preparing for exams, learning industrial circuits, or exploring residential wiring, Simubus provides a virtual lab to improve skills, save time, and boost exam success rates.

Why Choose Simubus?
 Traditional hands-on practice can be costly, dangerous, and time-consuming. Simubus brings you a safe, convenient, and realistic virtual environment to learn electrical wiring and circuit design.

Key Benefits:
 - Industrial & Home Circuit Simulation — Build and practice residential, industrial, and control circuits without physical tools.
 - Safe Low-Voltage Exercises — Simulate live wires, voltage, current, and motors without hazards.
 - Step-by-Step Wiring Guidance — Learn wiring techniques, component functions, and connection principles.
 - Comprehensive Component Library — Switches, relays, contactors, timers, motors, sensors, transformers, and more.
 - Electrical Encyclopedia & Symbol Reference — Understand NO/NC contacts, coils, interlocks, latching circuits, and other components.
 - Circuit Analysis & Diagnostics — Check voltage, current, load, perform fault detection, and optimize circuit design.

Who Can Benefit?
 - Electricians preparing for certification exams (journeyman or master level).
 - Apprentices or students studying electrical engineering.
 - Professionals learning industrial control panels or residential wiring.
 - Anyone wanting to practice wiring, design circuits, and learn electrical safety.

Practice Opportunities:
 - Residential lighting, control circuits, and industrial power systems.
 - AC motors, three-phase motors, starters, relays, and timer relays.
 - Fault analysis, voltage & current calculations, and troubleshooting.
 - Automation and PLC circuit simulations.

Core Features:
 - Electrical Circuit Simulator & Wiring Practice — Realistic simulation of components and circuits.
 - Industrial Wiring & Control Panel Simulation — Practice contactors, relays, and interlocking circuits.
 - Circuit Learning & Interactive Quizzes — Test your knowledge and improve practical skills.
 - Virtual Electrical Lab — Observe current, voltage, and power flow safely.
 - Component Encyclopedia — Learn all common electrical devices and symbols.
 - Circuit Analysis & Diagnostics — Detect faults, calculate loads, and optimize circuits.
 - Automation & Control Simulation — Explore PLCs, timers, and automated control systems.

Learning Advantages:
 - Practice wiring safely without physical equipment, saving time and money.
 - Gain deep understanding of electricity, circuit safety, and industrial practices.
 - Prepare for exams or improve practical skills for residential and industrial applications.

Supported Components:
 - Switches & Protection Devices: Switch, Socket, Fuse, MCB, MCCB, RCD, SPD.
 - Control & Automation Components: Contactor, Relay, Intermediate Relay, Timer Relay, Thermal Overload Relay, SSR.
 - Input & Signaling Devices: Push Button, Selector Switch, Indicator Lamp, Pilot Lamp, Limit Switch, Proximity Sensor, Float Switch, Solenoid Valve.
 - Motors & Power Devices: AC Motor, Three-Phase Motor, Motor Starter, Switching Power Supply, Control Transformer, Current Transformer, Energy Meter.

----【Subscription Information】----

Monthly Membership (Auto-Renewable)
- Price: As shown in In-App Purchase
- Payment: Charged to iTunes account upon purchase
- Cancel: Turn off auto-renewal at least 24 hours before renewal in iTunes/Apple ID Settings
- Renewal: iTunes account charged within 24 hours before period ends, extending subscription by one period

Privacy Policy: https://simubus.com/privacy.html
Terms of Use: https://simubus.com/terms.html
Auto-Renewal Agreement: https://simubus.com/bill.html

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Monthly Pro Subscription | $12.90 | per month |
| Yearly Pro Subscription | $69.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Lifetime | $79.99 | one-time |



## Version history (last 5 releases)

### 1.3.0 — 2026-07-04

1.fix bugs.

### 1.1.0 — 2026-05-19

1. fix bugs.

### 1.0.2 — 2026-03-07

fix bug

### 1.0.1 — 2026-03-04

fix bug

### 1.0.0 — 2026-02-20

No release notes.

## Related topics

[electrician simulator](https://appshunter.io/ios/topics/electrician-simulator) · [wiring](https://appshunter.io/ios/topics/wiring) · [iet wiring regulations 18th ed](https://appshunter.io/ios/topics/iet-wiring-regulations-18th-ed)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-08.*