OpenTakeoff
7.5#7 in construction takeoff softwareFree planFree planWebAPILinuxmacOS
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| Fact | OpenTakeoff | Vertigraph Products |
|---|---|---|
| Company founding | LinkedIn lists Kentucky AI as founded in 2026. | LinkedIn lists Vertigraph as founded in 1990, while the company describes its estimating software history as beginning in 1991. |
| Company ownership | LinkedIn classifies Kentucky AI as privately held and in software development. | LinkedIn says AJ Backlund and Mark Schwab acquired Vertigraph in April 2026. |
| Headquarters | Shelbyville, Kentucky, United States | Spokane, Washington, United States |
OpenTakeoff suits construction professionals and developers measuring building plans, including those who want AI-agent proposals reviewed in a browser canvas. Its privacy policy says the service is not intended for children under 13.
The suite suits commercial contractors handling drawing measurement, earthwork quantities, bids, and revision review. Teams needing browser-based collaboration can consider BidScreen Cloud, while BidScreen XL and SiteWorx/OS target Windows users.