Estimating and takeoff

BidVariance

BidVariance is a bid risk tool for project quotes. It is not an AI tool: it runs Monte Carlo simulations on your task ranges and risks, then shows the chance of a loss and the minimum quote for your target margin. It runs in your browser. Its site names specialist contractors among its users.

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Pricing

Source: https://bidvariance.com/pricing/. Checked 2026-10-23.

Integrations

Quotes come from the vendor's own home or pricing page.

Trades mentioned on their site

General contractors

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