Comparison

KROHNE PICK Mobile vs PLC Ninja

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

Head to head
About

KROHNE PICK Mobile

Features
Read full description

PICK provides you easily with comprehensive information on your KROHNE device by entering the serial number or serial number scan. Scan: You can scan the DataMatrix code on your device. It is located on newer devices on the type plate or on a sticker on the device. NFC scan: The first KROHNE devices with NFC chip are currently in preparation. So far as your mobile device has an NFC reader, you can also use this feature in the future. Offline mode: If you are not online, PICK transfers the serial number to the device overview. You can later access the data and download it to your mobile device. Product Availability: The following KROHNE product groups are currently supported: - Electromagnetic flowmeters - Ultrasonic flowmeters - Coriolis mass flowmeters - Variable area flowmeters - Vortex flowmeters - Level meters The following product groups are in preparation and will be available soon: - Temperature Measurement - Pressure Measurement - Process Analysis Data availability: The following document types are available: - Manuals - Quick Starts - Additional instructions - Calibration certificates - Parameter data sheets - Type plates (PDF) - Instruction Videos Not all document types are available for all products equally. The database goes back to the 2006 production year. KROHNE is working hard to make the data fully available to new and older devices. Language versions: KROHNE is working hard to translate manuals into as many languages ​​as possible. Nevertheless, some instructions are not available in all language versions for all products. Instructions with the same revision number are identical in content. So you can optionally switch to another language version, e.g. English. Extension of the app and this document: The PICK app and this help text is constantly improved and expanded with your support. Please ask your questions and write us your suggestions E-mail: appsupport@krohne.com We are happy to assist you and to incorporate your experience in the further development of the app and also in these hints. Your KROHNE team

About

PLC Ninja

Access live PLC data directly from your mobile device. Connect via Ethernet, Wi-Fi, or serial adapter to monitor inputs, outputs, timers, counters, and analog values in real-time while in the field.

Highlights
  • Real-time PLC data monitoring
  • Ethernet, Wi-Fi, and serial connection support
  • View inputs and outputs
  • Monitor timers and counters
  • Access analog values
Features
Read full description

PLC Ninja puts live PLC data on your phone. Connect over Ethernet, Wi-Fi, or a serial adapter, and see every input, output, timer, counter and analog value updating in real time — standing at the panel, not walking back to the office. PLC Ninja is an independent product and is not affiliated with, endorsed by, or sponsored by Rockwell Automation, Siemens AG, AutomationDirect, or Mitsubishi Electric. Allen-Bradley, ControlLogix, CompactLogix, GuardLogix, MicroLogix, SLC 500, RSLogix and Studio 5000 are trademarks of Rockwell Automation. SIMATIC, S7 and LOGO! are trademarks of Siemens AG. DirectLOGIC is a trademark of AutomationDirect. MELSEC and FX are trademarks of Mitsubishi Electric. All product names are used only to identify the equipment this app can connect to. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://plcninja-support.github.io/support/privacy.html

Screenshots

KROHNE PICK Mobile4 screens
PLC Ninja4 screens

Verdict

The call

The clearest difference is in-app purchases: KROHNE PICK Mobile at none against PLC Ninja's 6. KROHNE PICK Mobile also leads on device support (3 vs 1) and iOS requirement (14.2 vs 17.6). PLC Ninja's advantage is update cadence (every 3 weeks vs every 2 months). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PLC Ninja sells 6 in-app purchases, starting at $3.99 per month. KROHNE PICK Mobile asks for nothing beyond the download.

UpkeepUpdate frequency

KROHNE PICK Mobile ships an update every 2 months, PLC Ninja every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
KROHNE PICK Mobile versus PLC Ninja: the parameters behind the verdict, then further details
ParameterKROHNE PICK MobilePLC Ninja
PriceFreeFree
Rating—5.0 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS14.2 — better17.6
Further details — not scored
Size89 MB10 MB
Age rating4+4+
DeveloperKROHNE Messtechnik GmbHSHAOHUA YI

In-app purchases

None

KROHNE PICK Mobile

No in-app purchases

6 purchases

PLC Ninja

Subscriptions6
  • Standard$3.991 Month
  • Professional$8.991 Month
  • Ultimate$14.991 Month
Show 3 more
  • Standard$39.991 Year
  • Professional$89.991 Year
  • Ultimate$149.991 Year

Questions

Is KROHNE PICK Mobile free?
KROHNE PICK Mobile is free to download, with no in-app purchases.
Is PLC Ninja free?
PLC Ninja is free to download, with in-app purchases available.
Do KROHNE PICK Mobile or PLC Ninja have ads?
Neither KROHNE PICK Mobile nor PLC Ninja shows ads.
Which is updated more often, KROHNE PICK Mobile or PLC Ninja?
KROHNE PICK Mobile ships an update every 2 months, and PLC Ninja every 3 weeks. Most recently, KROHNE PICK Mobile was updated on November 3, 2026 and PLC Ninja on October 31, 2026.

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