Learn PLCs free

CODESYS vs Proficy

Comprehensive comparison of two leading PLC programming platforms

CODESYS GmbH (3S-Smart Software Solutions)GE VernovaUpdated 2026

CODESYS

CODESYS GmbH (3S-Smart Software Solutions)

85
Overall Score
Price:$
Learning:beginner-intermediate
Adoption:70%

FREE basic version - perfect for learning

Proficy

GE Vernova

56
Overall Score
Price:$$$
Learning:intermediate
Adoption:18%

Deep historian capabilities

Overall Winner

CODESYS leads with an overall score of 85/100

CODESYS is the stronger overall choice with better pricing. However, Proficy may be preferable if you prioritize community support or if you're already committed to the GE Vernova ecosystem.

Score Breakdown

CategoryCODESYSProficy
Overall
85
56
Pricing
100
50
Ease of Use
70
80
Features
86
44
Industry Adoption
83
42
Community Support
100
91
Career Value
77
55

💰Pricing Comparison

CODESYS ($) is significantly more affordable than Proficy ($$$). CODESYS costs between $0 and $2 000, while Proficy ranges from $3 500 to $35 000.

📚Learning Curve

Proficy (rated 3/10) is easier to learn than CODESYS (rated 5/10). Proficy typically takes 3-4 months to learn, while CODESYS requires 2-4 months. This makes Proficy better for beginners.

⚙️Features & Capabilities

CODESYS offers 11 key features including safety programming, motion control, robotics integration. Proficy provides 8 key features. CODESYS offers a comprehensive feature set for industrial automation.

🏭Industry Adoption

CODESYS has 70% market adoption compared to Proficy's 18%. CODESYS dominates in Europe, Asia-Pacific, North America, while Proficy is strongest in North America, Europe, Asia-Pacific. CODESYS's higher adoption means more job opportunities and community resources.

🔌Hardware Compatibility

Proficy supports 6+ PLC brands including GE, Allen-Bradley, Siemens, making it highly versatile. CODESYS is specifically designed for Over 500 manufacturers including Schneider Electric, Wago, Eaton, ifm, Festo, Bosch Rexroth hardware, offering deeper integration but less flexibility.

💼Career Prospects

CODESYS offers stronger career prospects with 70% market adoption and official certification programs. Proficy has 18% adoption and is also backed by certifications. For maximum employability, CODESYS expertise is more in-demand.

CODESYS Overview

Key Strengths

  • FREE basic version - perfect for learning
  • Supports wide range of hardware (500+ manufacturers)
  • Pure IEC 61131-3 standard compliance
  • Excellent for education and training

Limitations

  • Less recognized brand than Siemens/Rockwell
  • Professional features require paid add-ons
  • Fewer job postings specifically for CODESYS

Best For

Learning PLC programming and IEC 61131-3Students and hobbyists (free version)OEM machine builders

Proficy Overview

Key Strengths

  • Deep historian capabilities
  • Strong fit in power generation and pharma
  • Integrated with Proficy MES and Plant Apps suite
  • Mature product set with reliable upgrades

Limitations

  • Roadmap ambiguity since GE Digital → GE Vernova split
  • UI feels dated vs Ignition or System Platform
  • Smaller integrator ecosystem than AVEVA

Best For

Power generation plantsPharmaceutical batch operationsDiscrete manufacturing with OEE focus

Recommendations

For Beginners

Both are suitable

For Professionals

CODESYS

Budget-Constrained

CODESYS

Enterprise Use

CODESYS

Frequently Asked Questions

Which is better: CODESYS or Proficy?

CODESYS is the stronger overall choice with better pricing. However, Proficy may be preferable if you prioritize community support or if you're already committed to the GE Vernova ecosystem.

What is the price difference between CODESYS and Proficy?

CODESYS ($) is significantly more affordable than Proficy ($$$). CODESYS costs between $0 and $2 000, while Proficy ranges from $3 500 to $35 000.

Which is easier to learn: CODESYS or Proficy?

Proficy (rated 3/10) is easier to learn than CODESYS (rated 5/10). Proficy typically takes 3-4 months to learn, while CODESYS requires 2-4 months. This makes Proficy better for beginners.

Which has better career prospects?

CODESYS offers stronger career prospects with 70% market adoption and official certification programs. Proficy has 18% adoption and is also backed by certifications. For maximum employability, CODESYS expertise is more in-demand.

Related Comparisons

Free PLC simulator

Try one free, right now

Skip the download queue — write ladder logic in your browser and run it against real machine scenarios. 8 PLC dialects, free account, no credit card.

Practice PLCs free →