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Unity Pro: Download, Pricing & System Requirements
Unity Pro (Legacy Schneider) is Schneider Electric's 5-language PLC programming environment supporting Modicon M580, M340, Quantum and more. Released 2002, latest update 2019-06.
Pricing
$$
USD 1 500 – 7 000
Difficulty
Intermediate
3-5 months
OS
Windows 10
4+ GB RAM
Languages
LAD, FBD, ST, SFC, IL
IEC 61131-3
In one minute
Unity Pro is best for maintaining existing modicon installations and oil and gas process control. Large installed base in process industries, transitioning to EcoStruxure. Adoption is medium-high (55% market share) across Europe and Middle East.
Capability profile
Six-axis score (0–100) based on pricing, learning curve, hardware support, adoption, community, and feature depth.
Key features
IEC 61131-3 compliant programming
Simulation and debugging tools
Hot standby redundancy support
Process control libraries (Modbus, Profibus)
Safety PLC programming
Network configuration tools
Version control and project compare
Unity EFB Toolkit for custom blocks
Offline simulation
Multi-language project support
Pricing & licensing
| Tier | $$ |
| Price range | USD 1 500 – 7 000 |
| Pricing model | perpetual license |
| Free trial | Yes — 30 days |
| Educational discount | Yes |
Legacy software being replaced by EcoStruxure. Still supported for existing installations.
System requirements
| Operating systems | Windows 7, Windows 8, Windows 10 |
| Minimum RAM | 4 GB |
| Recommended RAM | 8 GB |
| Disk space | 10 GB |
| Processor | Dual-core or better |
Moderate system requirements, runs on older hardware
Supported hardware
PLC families
- • Modicon M580
- • M340
- • Quantum
- • Premium
Capabilities
- ✓ HMI integration
- ✓ SCADA integration
- ✓ Variable frequency drives
- ✓ Safety programming
- ✓ Motion control
- ✗ Robotics integration
Pros
- +Large installed base in process industries
- +Reliable, proven platform
- +Good for oil and gas applications
- +Strong redundancy and safety features
- +Comprehensive function libraries
- +Good documentation and support
- +Still actively supported by Schneider
- +Process control expertise built-in
Cons
- −Being phased out for EcoStruxure
- −Legacy software with older interface
- −New projects should use EcoStruxure
- −Smaller community than Siemens/Rockwell
- −Limited modern features (IoT, cloud)
- −Fewer job postings for new installations
- −Training focused on EcoStruxure now
- −Won't work with newest Schneider hardware
Best for
Maintaining existing Modicon installations
Oil and gas process control
Water and wastewater treatment
Legacy system support and upgrades
Companies with large Unity Pro investments
Process industries with M340/M580 PLCs
Compare Unity Pro with…
Unity Pro vs PLC Simulation Software
plcsimulationsoftware.com • free
Unity Pro vs TIA Portal
Siemens • $$$
Unity Pro vs Studio 5000
Rockwell Automation / Allen-Bradley • $$$
Unity Pro vs GX Works3
Mitsubishi Electric • $$
Unity Pro vs EcoStruxure
Schneider Electric • $$
Unity Pro vs TwinCAT
Beckhoff Automation • $
Other Schneider Electric software
Certifications & training
Schneider Electric Certified (Unity Pro path) (Specialist). Cost tier: $$.
Training providers: Schneider Electric training, Partners.
Frequently asked questions
How much does Unity Pro cost?
Unity Pro pricing falls in the $$ tier (USD 1 500 – 7 000). Legacy software being replaced by EcoStruxure. Still supported for existing installations.
How do I download Unity Pro?
Unity Pro offers a 30 days free trial. Download from the official Schneider Electric website. A licensed copy ranges from USD 1 500 – 7 000 depending on edition and add-ons.
What are the system requirements for Unity Pro?
Unity Pro runs on Windows 7, Windows 8, Windows 10 with a minimum of 4 GB RAM (8 GB recommended) and 10 GB of disk space.
Which PLCs does Unity Pro support?
Unity Pro supports Schneider Electric controllers, including Modicon M580, M340, Quantum, Premium.
Is Unity Pro hard to learn?
Unity Pro is rated Intermediate difficulty. Typical learning time is 3-5 months. Prerequisites: Basic PLC programming, IEC 61131-3 knowledge.
Does Unity Pro support all five IEC 61131-3 languages?
Unity Pro supports LAD, FBD, ST, SFC, IL from the IEC 61131-3 standard.