# sDrives vs PLC Simulator 2, Ladder Logic

The clearest difference is in-app purchases: PLC Simulator 2, Ladder Logic at none against sDrives's 1. PLC Simulator 2, Ladder Logic also leads on update cadence (every 6 days vs every 2 months) and rating (4.9 vs 4.5). sDrives's advantage is review sentiment (100% vs 84%) and iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. sDrives sells 1 one-off in-app purchase. PLC Simulator 2, Ladder Logic asks for nothing beyond the download.

PLC Simulator 2, Ladder Logic holds the better App Store score, 4.9 against 4.5. Both are backed by a comparable volume of ratings — 27 and 121 respectively. Written reviews complicate that: 100% of sDrives's written reviews are positive against 84% of PLC Simulator 2, Ladder Logic's, so the app with the better star average is not the one people write more warmly about.

sDrives ships an update every 2 months, PLC Simulator 2, Ladder Logic every 6 days. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | sDrives | PLC Simulator 2, Ladder Logic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (27 ratings)](https://appshunter.io/ios/app/sdrives-vfd-help/id1238863129/reviews) | **[4.9 (121 ratings)](https://appshunter.io/ios/app/plc-simulator-2-ladder-logic/id1672572436/reviews)** |
| Number of ratings | 27 | **121** |
| Positive reviews | **100.0% of reviews** | 84.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 12 MB | 29 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Evgeny Makarenkov](https://appshunter.io/developer/1214502122) | [David White](https://appshunter.io/developer/911163945) |

## What reviewers say

### sDrives

[App page](https://appshunter.io/ios/app/sdrives-vfd-help/id1238863129)

Access alarm descriptions, troubleshooting guides, and user manuals for Siemens drives. This professional tool provides essential information for commissioning and service, supporting a wide range of drive models.

**Highlights:** Quick alarm description access, Troubleshooting guides, Links to user manuals, Support for multiple Siemens drive models, Multi-language alarm descriptions, In-app purchase to unlock all drives

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Drives | $1.99 | one-time |


### PLC Simulator 2, Ladder Logic

[App page](https://appshunter.io/ios/app/plc-simulator-2-ladder-logic/id1672572436)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is sDrives free?

sDrives is free to download, with in-app purchases available.

### Is PLC Simulator 2, Ladder Logic free?

PLC Simulator 2, Ladder Logic is free to download, with no in-app purchases.

### Which has better reviews, sDrives or PLC Simulator 2, Ladder Logic?

PLC Simulator 2, Ladder Logic is rated higher. sDrives averages 4.5 out of 5 from 27 ratings, while PLC Simulator 2, Ladder Logic averages 4.9 from 121 ratings.

### Do sDrives or PLC Simulator 2, Ladder Logic have ads?

Neither sDrives nor PLC Simulator 2, Ladder Logic shows ads.

### Which is updated more often, sDrives or PLC Simulator 2, Ladder Logic?

sDrives ships an update every 2 months, and PLC Simulator 2, Ladder Logic every 6 days. Most recently, sDrives was updated on November 2, 2026 and PLC Simulator 2, Ladder Logic on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*