Free HVAC tools
Free tools,
built for HVAC.
Quick calculators and generators for HVAC contractors. No signup, no email, no watermarks. Use them in the browser and close the tab when you're done.
Calculator
HVAC Estimate Calculator
Input materials, labor, and markup. Get a professional job total in seconds. Copy it, price it, send it.
Try it → GeneratorHVAC Invoice Generator
Fill a quick form, preview your invoice live, print a clean PDF. No signup, no watermarks, no email required.
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Tiko drafts estimates and invoices from a chat message, logs expenses with receipt photos, and records payments automatically. Try it free for 3 days.