
Free
Rating summary
About
Smart HMI / PLC – Controller & Simulator connects your iPhone or iPad directly
to programmable logic controllers (PLCs) over EtherNet/IP – no PC, no
engineering software required.
FEATURES
• Tag browser: read and write variables, arrays and UDTs live
• HMI view: document I/Os clearly (tag, terminal, cable, photo)
• Fault handling: acknowledge alarms, analog limit alarms
• Controller info & diagnostics: status, uptime, latency, clock drift
• Trend logging: values as a graph and as a background CSV log
• Import/Export: I/O and fault lists as CSV/XLSX, everything printable
• Built-in simulator: try every feature – completely without hardware
WHO IT'S FOR
For electricians, commissioning and maintenance engineers and automation
technicians who need fast, mobile access to a controller.
SAFETY NOTE
Interventions on live plants are at your own risk. This app is a tool and does
not replace a safety-rated control system.
Compatible with common EtherNet/IP controllers. "Allen-Bradley", "CompactLogix"
and others are trademarks of their respective owners; no affiliation is implied.
Show more
What's New in PLC Controller & Simulator
1.4.13
October 22, 2026
• Own variables: self-created variables held by the app, usable in logic, HMI and I/Os without a real PLC tag. • I/O check: scan the QR code live with the camera; more reliable LAN sync, fully offline. • Tag browser: copy names, info for each tag, import whole structures/arrays as individual I/Os. • I/Os: force values, bulk edit, Excel table, delete filtered/marked/all. • Recently used licenses (survive a reinstall) and many more improvements.
More

