PLC Simulator 2, Ladder Logic vs Erdman Connect
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Configurable rungs
- Input/Output descriptions
- Ladder logic simulation
- Save up to 20 programs
- Interactive animations
- Preloaded example programs
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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. - Includes the code to run animation 3, "Bottling Plant". - Input and Output descriptions. - Rung descriptions. - 25 programmable rungs. - Simple to construct and run PLC ladder logic. - Save up to 40 programs. - Includes 5 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.
Erdman Connect
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The Erdman Connect platform is an integrated solution providing workers with tools to be safer, smarter, and to have a strong voice in their own safety environment. It is an essential component of a Total Predictive Maintenance program powered by Corvex.
Screenshots
Verdict
The clearest difference is update cadence: PLC Simulator 2, Ladder Logic at every 6 days against Erdman Connect's every 2 months. On price, ads, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
PLC Simulator 2, Ladder Logic ships an update every 6 days, Erdman Connect every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | PLC Simulator 2, Ladder Logic | Erdman Connect |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (121 ratings) — better | — |
| Positive reviews | 84.0% of reviews | — |
| Number of ratings | 121 — better | — |
| Update frequency | Every 6 days — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 29 MB | 115 MB |
| Age rating | 4+ | 4+ |
| Developer | David White | Erdman Automation |
In-app purchases
PLC Simulator 2, Ladder Logic
No in-app purchases
Erdman Connect
No in-app purchases
Questions
Is PLC Simulator 2, Ladder Logic free?
Is Erdman Connect free?
Do PLC Simulator 2, Ladder Logic or Erdman Connect have ads?
Which is updated more often, PLC Simulator 2, Ladder Logic or Erdman Connect?
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