Comparison

PLC Simulator 2, Ladder Logic vs Simubus

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

PLC Simulator 2, Ladder Logic

This application enables students and professionals to test and explore basic PLC programming using ladder logic on their mobile devices. It supports various instructions, configurable rungs, and includes interactive animations for a hands-on learning experience. Save and modify up to 20 programs, with preloaded examples to aid understanding.

Highlights
  • Configurable rungs
  • Input/Output descriptions
  • Ladder logic simulation
  • Save up to 20 programs
  • Interactive animations
  • Preloaded example programs
Features
Read full description

This app allows PLC students (Electricians, apprentices and college students) to test their small homework assignments using their phone and explore basic PLC programming. It has input instructions, outputs, timers, counters, latches, unlatches and compare blocks, each rung is FULLY configurable with 6 instruction long and 4 instructions deep. Features include: - Three Interactive animations. - Input and Output descriptions. - Rung descriptions. - 25 programmable rungs. - Simple to construct and run PLC ladder logic. - Save up to 20 programs. - Includes 3 preloaded example programs that can be modified to see the affects of the changes. - It’s FREE with NO ADVERTISEMENTS. --- (Makes it a great learning tool for instructors to help their students to learn ladder logic.) --- Give it a try, I think you will like it.

About

Simubus

Features
Read full description

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

Screenshots

PLC Simulator 2, Ladder Logic4 screens
Simubus4 screens

Verdict

The call

The clearest difference is in-app purchases: PLC Simulator 2, Ladder Logic at none against Simubus's 3. PLC Simulator 2, Ladder Logic also leads on update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Simubus sells 3 in-app purchases, starting at $12.90 per month. PLC Simulator 2, Ladder Logic asks for nothing beyond the download.

UpkeepUpdate frequency

PLC Simulator 2, Ladder Logic ships an update every 4 days, Simubus fortnightly. The most recent releases landed on September 19, 2026 and September 17, 2026 respectively.

Scorecard2 real differences · 8 level
PLC Simulator 2, Ladder Logic versus Simubus: the parameters behind the verdict, then further details
ParameterPLC Simulator 2, Ladder LogicSimubus
PriceFreeFree
Rating4.9 (113 ratings) — better—
Positive reviews84.0% of reviews—
Number of ratings113 — better—
Update frequencyEvery 4 days — betterFortnightly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size29 MB49 MB
Age rating4+17+
DeveloperDavid WhiteChongqing Shengniu Technology Co., Ltd

In-app purchases

None

PLC Simulator 2, Ladder Logic

No in-app purchases

3 purchases

Simubus

Subscriptions2
  • Monthly Pro Subscription$12.901 Month
  • Yearly Pro Subscription$69.991 Year
One-time1
  • Lifetime$79.99

Questions

Is PLC Simulator 2, Ladder Logic free?
PLC Simulator 2, Ladder Logic is free to download, with no in-app purchases.
Is Simubus free?
Simubus is free to download, with in-app purchases available.
Do PLC Simulator 2, Ladder Logic or Simubus have ads?
Neither PLC Simulator 2, Ladder Logic nor Simubus shows ads.
Which is updated more often, PLC Simulator 2, Ladder Logic or Simubus?
PLC Simulator 2, Ladder Logic ships an update every 4 days, and Simubus fortnightly. Most recently, PLC Simulator 2, Ladder Logic was updated on September 19, 2026 and Simubus on September 17, 2026.

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