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OT Toolbox: PLC & Automation

Automation & OT Calculators
Dominik Gausmann · Utilities
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App info

Developer
Dominik Gausmann
Category
Utilities, Productivity
Released
Sep 29, 2026
Version
1.1 (Oct 5, 2026)
Price
Free
Size
8.7 MB
Requires
iOS 18.0
Age rating
4+
Languages
English, Dutch, French, German, Italian, Polish, Spanish

In-app purchases

OT Toolbox Pro$3.99
Current prices, App Store US.
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About OT Toolbox: PLC & Automation

OT Toolbox is a compact collection of practical tools for automation, controls engineering, commissioning, maintenance, and industrial service. Instead of searching through formulas, tables, and separate apps, keep essential OT calculations organized in one place – directly on your iPhone and without an account. NETWORKING AND INDUSTRIAL COMMUNICATION • IPv4 subnet calculator with network, broadcast, host range, and wildcard • IP comparison plus CIDR and subnet-mask conversion • IP planning, device inventory, and port reference • PROFINET device-name validation • OPC UA endpoint builder • Data-rate, transfer-time, and Ethernet frame-budget calculations SIGNALS AND INSTRUMENTATION • Linear scaling for analog values and PLC raw values • 4–20 mA troubleshooting, loop budgeting, and measurement-error estimation • PT100 resistance and temperature conversion • PT100 lead-wire error estimation…
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