Free tools for contractors
Calculators and decoders.
No sign-up, no email wall.
Figure out if a tool pays itself back. Decode battery compatibility. Estimate battery lifespan over five years. Get concrete transit days by state. All free, all useful, no account required.
ROI
Tool ROI calculator
How fast does a $349 impact pay itself back in hours saved?
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Battery
Battery lifespan + cycles calculator
Runtime per charge, degradation curve, and 5-year replacement cost.
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Compatibility
Battery decoder
Enter any tool SKU to see compatible packs + chargers + incompat warnings.
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AI
AI job-to-cart
Describe the work or drop a photo. Claude picks the tools + consumables + PPE.
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Guided
Contractor kit builder
Five questions. Real starter kit. Pre-fills a 2-hour quote.
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Transit
Ship ETA by state
Concrete transit days to any US state from our St. Louis warehouse.
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