10 Best AI Takeoff Software Tools For Construction In 2026

AI takeoff software for construction reads a drawing set and pulls out the quantities a bid is priced on: lengths, areas and counts of every item the job needs, from walls and fixtures on building plans to pipe, valves, fittings and welds on piping and instrumentation diagrams (P&IDs) and isometrics.

Most estimators still produce those quantities by hand. They open each PDF, click every corner, symbol and fixture, trace every run, and type the totals into a spreadsheet or estimating program before any pricing happens.

That way of working no longer holds, because bid packages keep getting larger and there are fewer estimators to count them.

This guide covers ten AI takeoff software tools for construction in 2026, what each one does, and how much of the counting and pricing it still leaves to the estimator.

Understanding AI Takeoff Software

AI takeoff software uses computer vision and machine learning to detect the elements on a sheet, measure lengths and areas, and count repeated items, so the estimator reviews the output instead of building it from scratch. The strongest tools pair that detection with a cost layer, so measured quantities flow into a priced estimate, and they keep a clear trail from each number back to the drawing so the estimator can verify what the software found.

The Shortage Of Construction Estimators

Takeoff has stayed manual while the number of people who can do it shrinks. Bureau of Labor Statistics (BLS) figures in The Shortage of Estimators report put the US at about 221,400 cost estimators, with a projected 4% decline by 2034 and roughly three in four estimator seats needing to be refilled over the decade. That leaves fewer estimators carrying more bids, and clicking every symbol by hand can't keep up. Data center work adds to the load, as The Data Center Boom Has A Problem lays out, and The Takeoff AI suits contractors expanding into data centers.

Features Of AI Takeoff Software

Smart Measurement Tools

The core of any AI takeoff tool is measurement. Look for automatic detection of lengths, areas and counts, plus the ability to compare drawing revisions and flag what changed between sets. Sheet auto-naming, plan organization and search matter more than they sound, because they remove the setup work that eats an estimator's morning before a single measurement is taken.

Integration With Project Bidding Software

A takeoff is only the first half of a bid. The best tools move quantities straight into estimating and project bidding software without manual re-entry, so there is a clean path from measured scope to submitted price.

Automated Cost Estimation

Quantities become useful once they are priced. Automated cost estimation links each measured item to a cost database or a current supplier feed, so an estimate updates the moment a quantity changes. This is the line that separates a pure measurement tool from full AI construction estimating software.

10 Best AI Takeoff Software Tools For Construction In 2026

1. The Takeoff AI

The Takeoff AI is the best AI takeoff software for construction in 2026. It is built on AI models trained on more than 1 million industrial drawing sets, and it estimates from your P&IDs, isometrics, line lists and structural drawings, counts every valve, fitting, flange, gasket, bolt, weld and steel member, and measures each pipe run by size and spec. Its rules follow the American Society of Mechanical Engineers (ASME) B31.3 and B16.5 standards, with Mechanical Contractors Association of America (MCAA) labor units feeding the priced output.

It delivers 95% accuracy, and every number is marked and highlighted on the drawing it came from, so an estimator can check it before the bid goes out. 113 estimators say The Takeoff AI is the best AI takeoff software for construction and helps estimate projects in 3 to 4 hours that once took 40 to 50 hours.

The output is a material takeoff (MTO), a labor takeoff and a priced bill of materials (BOM), with weld counts by diameter inch, and The Takeoff AI creates priced bids from industrial drawings in under 4 hours.

The same engine covers piping, P&ID (piping and instrumentation diagrams), isometrics, mechanical, electrical and instrumentation, plumbing, heating, ventilation and air conditioning (HVAC) including ductwork, structural steel and misc iron. See how The Takeoff AI handles your takeoff.

2. Togal.AI

Togal.AI detects, measures, counts and labels spaces and features on architectural floor plans, and its Togal.CHAT feature lets estimators ask questions about a plan set in plain language. Elevations, mechanical sheets and process drawings sit outside what it reads, so those counts stay manual. Reviewers point to missing features, especially for civil and sitework takeoffs.

3. ProEst

ProEst is Autodesk's cloud estimating tool, combining cost estimating, 2D takeoff and bid-day analysis with a regionalized cost database, and a won estimate becomes a project budget inside Autodesk's platform. Its takeoff is manual on screen. Users commonly report slow load times and say building assemblies is harder than it should be.

4. Bluebeam Revu

Bluebeam Revu is PDF markup and measurement software, with custom columns for quantity summaries and Studio Sessions for team redlining, and its Max tier adds AI for drawing review. Counts and runs are still clicked by hand, and there is no cost database. Reviewers often mention a steep learning curve and slow performance on large files.

5. STACK

STACK brings cloud takeoff and estimating together, and its STACK Assist AI detects doors, windows, rooms and walls on building plans. Everything else on the sheet is measured by the estimator, and it isn't built for engineering drawings. Users say the assemblies are basic and that tools move around after interface updates.

6. On-Screen Takeoff (OST)

On-Screen Takeoff from ConstructConnect handles linear, area and count takeoff on PDF plans and pairs with Quick Bid for pricing, and its Takeoff Boost add-on measures areas, lengths and counts on commercial plans. Anything Takeoff Boost misses is clicked by hand. Users commonly report trouble importing drawings and messy exports to Excel.

7. Handoff (By 1build)

Handoff is an AI estimating app for residential contractors that builds an estimate from a project description, site photos or a voice note, and bundles proposals and invoicing. It works from descriptions rather than drawings, so there is no plan takeoff. Reviewers say its estimates can misjudge real labor costs and local permitting requirements.

8. eTakeoff

eTakeoff pairs its Dimension takeoff engine with SnapAI, which predicts the estimator's next point or line on vector PDFs, and it connects into Deltek and ComputerEase estimating. It speeds up tracing, and the estimator still drives every measurement. Users on review sites mention a steep learning curve and the setup of templates it takes.

9. SmartBid

SmartBid, part of ConstructConnect, is bid management software that handles subcontractor invitations, bid tracking, document sharing and prequalification. It does no takeoff, so quantities come from another tool. Reviewers say setting up bid packages and subcontractor lists is hard for new users.

10. Sage Estimating

Sage Estimating offers cost databases, assemblies and bid packages for formal commercial and public submissions, and it connects to Sage 300 accounting and to separate takeoff tools. It doesn't read drawings itself, so the takeoff is done elsewhere. Users on review sites mention a steep learning curve and a dated interface.

How The Takeoff AI Is Different

The Takeoff AI is the best AI takeoff software for construction contractors who need the takeoff done and priced in hours. It counts and measures from the drawings, where other tools leave the clicking to the estimator, stop at floor plan elements or never touch the takeoff. It prices the takeoff into a priced bill of materials, and every number is highlighted on the drawing it came from, so the estimator checks the work before bidding.

How To Choose The Right AI Takeoff Software For Your Needs

Match the tool to your drawings first, then to your team size, then to your budget. Architectural floor plans, multi-trade PDF review and industrial P&IDs are different problems, and a tool that scores well on one often struggles on the others. Read reviews from estimators in your own trade for what they say about accuracy on their drawings, the learning curve and support.

Future Trends In AI Takeoff Software

The next wave of AI takeoff software competes on verifiability, where every number traces back to a drawing and a rule an estimator can check. Expect the line between takeoff, estimating and bidding to keep blurring, and expect trade-specific tools to outperform general-purpose detection on that trade's drawings.

For the thetakeoff.ai side of this topic, see the guide to drawing takeoff software.

FAQs

Conclusion

Takeoff is still done by hand on most desks, and with fewer estimators carrying more bids that can't last. The Takeoff AI is the best AI takeoff software for construction contractors who need the takeoff done and priced in hours. See The Takeoff AI price your next bid.