Comparison

OPTICHECK Level Mobile vs PLC Simulator 2, Ladder Logic

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

Head to head
About

OPTICHECK Level Mobile

Features
Read full description

Mobile app for wireless device commissioning, verification and monitoring of KROHNE OPTIWAVE devices. OPTICHECK Level Mobile is part of myDevice, KROHNE’s new suite of Smart Service Tools. OPTICHECK Level Mobile features: • Wireless commissioning and device parametrisation via secure Bluetooth® connection • Verification without measurement interruption • Monitoring of meter performance and application parameters OPTICHECK Level Mobile works with the new OPTIWAVE radars from KROHNE.

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. - 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

OPTICHECK Level Mobile4 screens
PLC Simulator 2, Ladder Logic4 screens

Verdict

The call

The clearest difference is update cadence: PLC Simulator 2, Ladder Logic at every 6 days against OPTICHECK Level Mobile's every 3 months. OPTICHECK Level Mobile's advantage is iOS requirement (11.0 vs 15.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

OPTICHECK Level Mobile ships an update every 3 months, PLC Simulator 2, Ladder Logic every 6 days. The most recent releases landed on October 4, 2026 and October 20, 2026 respectively.

Scorecard2 real differences · 8 level
OPTICHECK Level Mobile versus PLC Simulator 2, Ladder Logic: the parameters behind the verdict, then further details
ParameterOPTICHECK Level MobilePLC Simulator 2, Ladder Logic
PriceFreeFree
Rating—4.9 (121 ratings) — better
Positive reviews—84.0% of reviews
Number of ratings—121 — better
Update frequencyEvery 3 monthsEvery 6 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size242 MB29 MB
Age rating4+4+
DeveloperKROHNE Messtechnik GmbHDavid White

In-app purchases

None

OPTICHECK Level Mobile

No in-app purchases

None

PLC Simulator 2, Ladder Logic

No in-app purchases

Questions

Is OPTICHECK Level Mobile free?
OPTICHECK Level Mobile is free to download, with no in-app purchases.
Is PLC Simulator 2, Ladder Logic free?
PLC Simulator 2, Ladder Logic is free to download, with no in-app purchases.
Do OPTICHECK Level Mobile or PLC Simulator 2, Ladder Logic have ads?
Neither OPTICHECK Level Mobile nor PLC Simulator 2, Ladder Logic shows ads.
Which is updated more often, OPTICHECK Level Mobile or PLC Simulator 2, Ladder Logic?
OPTICHECK Level Mobile ships an update every 3 months, and PLC Simulator 2, Ladder Logic every 6 days. Most recently, OPTICHECK Level Mobile was updated on October 4, 2026 and PLC Simulator 2, Ladder Logic on October 20, 2026.

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