Free Energy Savings & Cost Analysis Tools

Make informed decisions with accurate global calculations, translated into 13 languages, in-depth guides in the Knowledge Hub, exclusive Partner Offers, the ability to save your data, and access to professional downloads to optimize your bottom line.

Why Choose Thermopy

Professional tools for accurate heating cost analysis and energy optimization

Precise Calculations

Advanced algorithms for accurate heating cost projections based on real-world data

System Comparison

Compare efficiency and costs of different heating systems side-by-side

Detailed Analytics

Comprehensive analysis with monthly, seasonal, and annual cost breakdowns

Energy Optimization

Identify opportunities to reduce energy consumption and lower costs

Unlock the Thermopy Knowledge Hub

Guides, Tips, Market Insights, and More

Guides

Step-by-step guides for heating optimization

Topics: radiator sizing, heat load, insulation, system planning

Tips

Expert tips to reduce energy costs

Includes: efficiency upgrades, operating costs, best practices

Market Insights & More

Latest trends in heating technology

Keywords: heat pumps, boilers, tariffs, ROI, CO₂ impact

Thermopy Knowledge Hub covers heating costs, system sizing, energy efficiency, and upgrade planning — designed to support homeowners and professionals with practical, calculation-backed guidance.

What's New

Latest Updates

New tools and features we've shipped recently.

PREMIUM

Radiator Pro Calculator

5-step professional radiator sizing with 3D room visualisation, precise heat loss calculations and smart product recommendations.

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FREE

AC Sizing Calculator

Free BTU/h & tons estimator for summer 2026. Instantly find the right air conditioning unit for any room or building.

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SOON

Professional PDF Reports

Detailed heating analysis reports with cost breakdowns, ROI projections and implementation guides. In 13 languages.

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