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Head-to-head · Construction Estimating Software

Buildxact vs RIB CostX

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score Buildxact #3 in Construction Estimating Software 9.1/10 Free plan · 14-day trial Free planFree trial✓ 1 of 5 features Visit Buildxact
RIB CostX #7 in Construction Estimating Software 8.6/10 Pricing on request ✓ 0 of 5 features Visit RIB CostX

Buildxact leads on 1 check, RIB CostX on 0, and 1 is even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreBuildxact · 9.1/10
  • Free planonly Buildxact
  • Free trialonly Buildxact
  • Most featuresBuildxact · 1 of 5

Buildxact scores higher on our rubric for construction estimating software: 9.1 against 8.6 out of 10; our editors rank them #3 and #7.

Buildxact offers free plan; RIB CostX doesn't.

Buildxact is the better fit for small contractors needing estimating and job management. RIB CostX is the better fit for cost planners needing 2D, 3D, and carbon analysis.

  • Buildxact fits best

    Small contractors needing estimating and job management

  • RIB CostX fits best

    Cost planners needing 2D, 3D, and carbon analysis

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Buildxact 9.1/10 Visit ↗ RIB CostX 8.6/10 Visit ↗
At a glance
Editor score 9.1 8.6
Ranking #3 in Construction Estimating Software #7 in Construction Estimating Software
Best for Small contractors needing estimating and job management Cost planners needing 2D, 3D, and carbon analysis
Pricing model Free plan + paid Paid
Starting price $169/mo —
Free plan ✓ (best) —
Free trial 14 days —
Deployment Cloud, Mobile Cloud, Self-hosted, Desktop
Platforms Web, iOS, Android Windows
Integrations 4 integrations 5 integrations
Features Buildxact 1/5 · RIB CostX 0/5
Digital takeoff Not checked yet Not checked yet
Assembly library Not checked yet Not checked yet
Labor and material costs Not checked yet Not checked yet
Bid management ✓ (best) Not checked yet
Accounting integrations Not checked yet Not checked yet
Specs
Estimate limit Not checked yet Not checked yet
Platform Not checked yet Not checked yet
Our review
Pros
  • PDF takeoffs, AI estimating, bids, and professional proposals
  • Scheduling, cost tracking, purchase orders, invoicing, and accounting integrations
  • Web, iOS, and Android collaboration for files, photos, logs, and updates
  • Combines 2D and 3D/BIM quantity takeoff with estimating
  • Links estimating spreadsheets, drawings, and cost databases
  • Adds revision tracking, quote comparison, reports, and carbon calculations
Cons
  • Paid plans start at $169 per month when billed annually
  • Advanced estimating and controls require higher-tier plans
  • The free Go plan has five complimentary credits
  • Pricing is handled through contact sales
  • Core takeoff and estimating workflows are centered on Windows
  • Its wider feature set may exceed the needs of takeoff-only teams
Our verdict

Buildxact is cloud-based construction estimating and project management software for residential builders, remodelers, and small contractors. It brings digital takeoffs from PDF plans, AI-assisted estimating, professional proposals, bid…

Read the review →

RIB CostX is construction takeoff, estimating, and reporting software for quantity surveyors, estimators, BIM managers, and construction consultants. It measures quantities from scans, PDFs, CAD files, and BIM models, then connects those…

Read the review →
  1. BuildxactConstruction Estimating Software 9.1Free plan · 14-day trial
  2. RIB CostXConstruction Estimating Software 8.6Pricing on request

Strengths and trade-offs

  • Buildxact — where it wins

    • PDF takeoffs, AI estimating, bids, and professional proposals
    • Scheduling, cost tracking, purchase orders, invoicing, and accounting integrations
    • Web, iOS, and Android collaboration for files, photos, logs, and updates

    Where it doesn't

    • Paid plans start at $169 per month when billed annually
    • Advanced estimating and controls require higher-tier plans
    • The free Go plan has five complimentary credits
  • RIB CostX — where it wins

    • Combines 2D and 3D/BIM quantity takeoff with estimating
    • Links estimating spreadsheets, drawings, and cost databases
    • Adds revision tracking, quote comparison, reports, and carbon calculations

    Where it doesn't

    • Pricing is handled through contact sales
    • Core takeoff and estimating workflows are centered on Windows
    • Its wider feature set may exceed the needs of takeoff-only teams
  • Buildxact9.1/10 · Free plan · 14-day trial

    A broad construction workflow platform with a free plan and a high paid entry price.

    Visit BuildxactFull verdict →
  • RIB CostX8.6/10 · Pricing on request

    A deep estimating suite for teams working across drawings, BIM models, costs, and carbon.

    Visit RIB CostXFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update