Free tools that actually work for your trade
Calculators, templates, and pricing tools built specifically for pros. Pick your trade, get to work.
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Popular HVAC Tools
View all 24 tools →BTU Calculator
Size a mini-split or window unit for any room in 30 seconds.
BusinessProfit Margin
See your real margin on any job. Pre-loaded with HVAC benchmarks.
BusinessLabor Rate
Find out what you actually need to charge per hour to be profitable.
TemplateInvoice Generator
Professional HVAC invoices with equipment fields and warranty terms. PDF ready.
TechnicalLoad Calculator
Simplified Manual J. Enter home details, get BTU and tonnage recommendations.
BusinessFlat Rate Builder
Build flat-rate prices for common repairs. Compare to national averages.
TechnicalSEER Savings
Show customers their savings from upgrading to a higher-SEER system.
TemplateMaintenance Checklist
Seasonal tune-up checklist. Interactive + printable PDF.
Built for Your Trade
Every tool uses your trade's terminology, benchmarks, and formulas. Not generic business tools with a logo swap.
No Account Needed
Open a tool, use it, get your answer. No signup, no email gate, no 14-day trial. Just tools that work.
Works on the Job Site
Every tool is mobile-first. Use them on your phone in the field, on the truck, or in front of the customer.
Ready to run the numbers?
Pick your trade above, or jump straight into HVAC tools.
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