Professional HVAC&R Engineering Software

From COP to pipe size — one instrument, real refrigerant properties.

18 catalog refrigerants · −80 to +150 °C · 0.1 kPa to 10 MPa · state points, COP, component sizing, and reporting.

Core Calculation Engines

Industry-standard thermodynamic calculations — CoolProp Helmholtz equations — the standard in modern refrigerant research

Standard Cycle Analysis

Complete thermodynamic analysis of vapor compression refrigeration cycles with detailed state point calculations.

  • COP calculation and optimization
  • State point analysis (P-h, T-s diagrams)
  • Energy balance calculations
  • Multiple refrigerant support
  • Real-time parameter validation

Refrigerant Comparison

Side-by-side performance comparison of different refrigerants under identical operating conditions.

  • Multi-refrigerant analysis
  • Performance benchmarking
  • Environmental impact assessment
  • Cost-effectiveness analysis
  • Visual comparison charts

Cascade Systems

Advanced analysis of two-stage cascade refrigeration systems for ultra-low temperature applications.

  • Dual-cycle optimization
  • Heat exchanger sizing
  • System efficiency analysis
  • Temperature matching
  • Economic evaluation

Professional Tools

Advanced features for professional engineering workflows

Calculation History

Pro

Comprehensive database of all your calculations with powerful search and organization tools.

Export Capabilities

Pro

Export results as CSV or generate a professional PDF report for clients and stakeholders.

Data Security

Pro

Your calculations are stored securely in your account and protected by authenticated access.

High-Speed Calculations

Pro

Powered by CoolProp — instant results even for complex multi-variable analyses.

Shareable Results

Pro

Export PDF reports and share calculation links with clients and colleagues.

Real-time Recalculation

Pro

Adjust any input and see COP, capacity, and state points update instantly.

Technical Specifications

Built on industry-standard data and validated algorithms

Refrigerant Catalog (21 entries)

  • R-134a
  • R-410A
  • R-404A
  • R-407C
  • R-507A
  • R-22
  • R-290 (Propane)
  • R-600a (Isobutane)
  • R-32
  • R-744 (CO₂)
  • R-1234yf
  • R-1234ze(E)
  • R-23
  • R-14
  • R-1150 (Ethylene)
  • R-116
  • R-717 (Ammonia)
  • Representative catalog entries shown; availability varies by workflow

Temperature Range

  • -80°C to +150°C
  • Automatic range validation
  • Unit conversion (°C/°F/K)
  • Precision to 0.1°C

Pressure Range

  • 0.1 kPa to 10 MPa
  • Multiple pressure units
  • Vacuum applications
  • High-pressure systems

Accuracy

  • Real CoolProp thermodynamic engine (open-source)
  • Helmholtz equation-of-state models — the standard in modern refrigerant research
  • Industry-standard Helmholtz equations of state

Industry Applications

Used where the load is real: blast freezers, cold storage, heat pumps, transcritical CO₂ racks.

HVAC Systems

Design and optimize commercial and residential air conditioning systems.

Building cooling loads
Energy efficiency optimization
Equipment sizing
Seasonal performance

Industrial Refrigeration

Large-scale refrigeration for food processing, chemical storage, and manufacturing.

Cold storage design
Process cooling
Freeze drying
Cryogenic applications

Heat Pumps

Analysis and optimization of heat pump systems for heating and cooling applications.

Ground source systems
Air source heat pumps
Water heating
Space conditioning

Energy Recovery

Waste heat recovery and energy efficiency improvement in industrial processes.

Heat recovery wheels
Thermal storage
Waste heat utilization
Energy audits

API & Integrations

The REST API returns the same CoolProp-solved state points the app uses — the engine is built into the product, so there's nothing extra to host or configure.

  • same calculation engine behind the app and the API — nothing to host
  • Shareable calculation links (public pages)
  • PDF and CSV export for reports
  • Custom integrations on request (Enterprise)

Enterprise Ready

Scale from individual calculations to enterprise-wide deployment

Ready to Experience Professional HVAC&R Calculations?

Start free today and run your first real cycle calculation in under 30 seconds.