A Complex Calc vs PLC Simulator 2, Ladder Logic
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
A Complex Calc
Perform complex calculations with a modern, user-friendly interface. Offers both basic and scientific modes, including support for complex numbers and advanced functions. This lightweight application provides a history of computations and is completely free with no advertisements.
- Complex number support
- Basic and Scientific modes
- History of operations
- Trigonometric and hyperbolic functions
- Random number generation
- Lightweight app size
Read full descriptionHide full description
A Complex Calc is built for fast complex-number work without losing the tools you need for serious math. Use scientific functions quickly and check floating-point results in rectangular and polar form. Reuse past results from history, work with built-in constants, and keep advanced tools close while solving everyday and technical calculations.
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
Read full descriptionHide 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. - 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.
Screenshots
Verdict
The clearest difference is update cadence: PLC Simulator 2, Ladder Logic at every 6 days against A Complex Calc's every 3 weeks. PLC Simulator 2, Ladder Logic also leads on ratings volume (121 vs 23). A Complex Calc's advantage is iOS requirement (10.0 vs 15.0). On price, rating, review sentiment and ads 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 holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: PLC Simulator 2, Ladder Logic has 121 ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 80% of A Complex Calc's written reviews are positive against 84% of PLC Simulator 2, Ladder Logic's.
A Complex Calc ships an update every 3 weeks, PLC Simulator 2, Ladder Logic every 6 days. The most recent releases landed on October 14, 2026 and October 20, 2026 respectively.
| Parameter | A Complex Calc | PLC Simulator 2, Ladder Logic |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (23 ratings) | 4.9 (121 ratings) — better |
| Positive reviews | 80.0% of reviews | 84.0% of reviews — better |
| Number of ratings | 23 | 121 — better |
| Update frequency | Every 3 weeks | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 28 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Antonio Ruffolo | David White |
Customer experience
A Complex Calc
PLC Simulator 2, Ladder Logic
In-app purchases
A Complex Calc
No in-app purchases
PLC Simulator 2, Ladder Logic
No in-app purchases
Questions
Is A Complex Calc free?
Is PLC Simulator 2, Ladder Logic free?
Which has better reviews, A Complex Calc or PLC Simulator 2, Ladder Logic?
Do A Complex Calc or PLC Simulator 2, Ladder Logic have ads?
Which is updated more often, A Complex Calc or PLC Simulator 2, Ladder Logic?
Other comparisons
