Automation software to make your job easier

Diagnostic tools built for the plant floor.

SerafinTech builds software for controls engineers and technicians. PLC Tools Plus is a mobile EtherNet/IP diagnostic tool for PLCs and I/O hardware.

Explore PLC Tools Plus Download on the App Store

Now available

PLC Tools Plus

A mobile EtherNet/IP diagnostic tool for Allen-Bradley CompactLogix and ControlLogix controllers. Discover, browse, and monitor tags right from your phone, or use it to test and simulate EtherNet/IP I/O devices and PLC functions. No laptop, no RSLogix required.

  • Discover controllers on the local network automatically
  • Browse live tag lists, structures, and UDTs
  • Watch tag values update in real time in the Data Monitor
  • Simulate an EtherNet/IP I/O device to test PLC I/O connections without physical hardware
  • Try the built-in Demo PLC to test PLC functions without a controller
Get PLC Tools Plus $4.99/mo after a 14-day free trial

Want more time to try it out? Email [email protected] for a free month of Pro features.

PLC Tools Plus app icon

What's in the app

Discovery

Controller Discovery

Finds EtherNet/IP controllers on the local network automatically, so you're not hunting for IP addresses.

Browse

Tag Browser

Explore tag lists, program scope, and UDT structures.

Monitor

Live Data Monitor

Watch tag values update in real time to confirm a fix.

I/O

I/O Simulator

Simulate an EtherNet/IP I/O device to test PLC I/O connections without hardware wired up on the bench.

Demo Mode

No-Hardware Demo PLC

Try every feature against a simulated controller before you ever connect to a real one.

Network

Local Network Only

Talks directly to controllers over your local network. Your process data never leaves the plant.

About

About SerafinTech

SerafinTech builds software for the automation industry, starting with PLC Tools Plus for controls engineers and technicians.

Let's talk

Questions about PLC Tools Plus or feedback? Reach out.

[email protected]