Different tools for different needs. Here's an honest look.
We're not replacing professional takeoff software for competitive bidding. We give you instant cost estimates from a text description, photo, or drawing — for free, in any language.
Side-by-side look at what each tool offers
| BuildCalculator | PlanSwift | ProEst | RSMeans | Buildxact | STACK | Sage Estimating | |
|---|---|---|---|---|---|---|---|
| Price | Free | ~$1,600/yr | ~$3,000/yr | $396/yr | ~$720/yr | $2,999/yr | ~$2,600/yr |
| AI text input (any language) | |||||||
| Photo / drawing analysis | Partial | ||||||
| Digital takeoff from plans | |||||||
| Multi-language support | 9 languages | English | English | English | English | English | 2-3 langs |
| Location cost factors | 36 cities | Via RSMeans | AU/NZ only | Via RSMeans | |||
| Interactive report editing | |||||||
| Export formats | HTML, Excel, JSON | Excel, PDF | Excel, PDF | Excel, PDF | Excel, PDF | Excel, PDF | Excel, PDF |
| Offline capability | |||||||
| Setup time | Instant | Hours | Days | Minutes | Hours | Hours | Days |
| Pricing database | 55,700+ items | Custom lists | RSMeans integration | 55,000+ items | Custom lists | Custom lists | RSMeans integration |
| Building type templates | 27 types | Limited | Limited | Limited |
Pricing and features as of March 2026. Check vendor websites for current details.
Strengths, limitations, and who they're best for
The right tool depends on your goal
You need a ballpark cost estimate in seconds — from a description, photo, or sketch. Any language. No setup.
You have construction drawings and need precise quantities for competitive bidding. Measurement accuracy matters.
You need industry-standard cost data to validate an estimate or benchmark against market rates.
What you'd pay per year for each tool
BuildCalculator is for fast cost estimates. When you need to manage projects at the resource level — labour, materials, equipment, schedules, tenders and site tasks — use our sister product, OpenConstructionERP: an open, modular construction ERP with multi-CAD ingest (DWG · RVT · IFC · DGN), real-time team collaboration, and a plugin architecture that scales with your workflow.
Explore OpenConstructionERPHonest note. BuildCalculator is designed for fast feasibility estimates and early-stage budgeting — not for detailed bid preparation or competitive tendering. If you need precise quantities from construction drawings, consider specialized takeoff software listed above. We believe the right tool depends on the job, and sometimes that means a different tool.
Legal notice & trademark attribution. This comparison is provided by BuildCalculator.io (a project by DataDrivenConstruction) for informational and editorial purposes only. BuildCalculator.io is not affiliated with, sponsored by, endorsed by, or in any commercial partnership with PlanSwift, ProEst, RSMeans, Buildxact, STACK, Sage Estimating, or any of their respective owners, parent companies, or licensors.
All third-party product names, logos, brands, registered and unregistered trademarks referenced on this page — including, without limitation, PlanSwift®, ProEst®, RSMeans®, Buildxact®, STACK®, Sage Estimating® and Sage® — are the property of their respective owners. They are used here solely for nominative identification to enable fair and accurate comparison, in accordance with the doctrine of nominative fair use. Such use does not imply any approval, sponsorship, affiliation, endorsement, or commercial relationship by or with the trademark owners.
Accuracy. Pricing, feature availability, and product descriptions were compiled from publicly available vendor sources as of the dates indicated on this page. They reflect our good-faith editorial interpretation at that time and may be incomplete, outdated, or inaccurate. Readers must independently verify current pricing and capabilities with each vendor before relying on any statement for commercial or legal decisions. BuildCalculator.io makes no warranty, express or implied, including but not limited to merchantability, fitness for a particular purpose, or accuracy, completeness or currency of the third-party information shown. Statements about competing products are editorial opinion, not representations of fact.
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