OpenConstructionERP vs Trimble WinEst
OpenConstructionERP
openconstructionerp.comTrimble WinEst
trimble.comSide by side
| Figure | OpenConstructionERP | Trimble WinEst |
|---|---|---|
| Price from | €100/mo | — |
| Free plan | Yes | — |
| Free trial | Yes | — |
| Open source | Yes | — |
| Web | Yes | Yes |
| Windows | Yes | Yes |
| macOS | Yes | — |
| Linux | Yes | — |
| API | Yes | Yes |
| Self-hosted | Yes | — |
| Plans published | 11 | 3 |
| Spec score · Construction Estimating Software | 9.1 (#5) | 7.5 (#18) |
| Integrations | Listed connections include Excel, SAP, DATEV, Xero, Revit, AutoCAD, MicroStation, SharePoint, Google Drive, Dropbox, Nextcloud, Power BI, Tableau, Metabase, MS Project, n8n, Zapier and Make. | Documented integrations include Microsoft Project, Primavera P6, accounting systems, Revit, OST and WinEst Virtual Takeoff. |
| Purpose | OpenConstructionERP is a construction cost estimation and project management platform covering quantity takeoff, BOQ preparation, tendering, project execution, quality management and financial control. | WinEst supports construction contractors’ quantity takeoff and cost estimating from conceptual budgets to detailed cost estimates. |
| Rating on G2 | 4.5 out of 5 from 2 reviews | 4.2 out of 5 from 12 reviews |
| Support | Community support is available through GitHub, documentation and the community forum; paid licences also describe email or priority support. | Trimble says WinEst customers can access technical support, training, and implementation services through its Professional Services Group. |
| System requirements | Supported desktop systems are 64-bit Windows 10/11, macOS 10.15+ on Apple Silicon and 64-bit Linux; pip installation requires Python 3.12+. | Supported operating systems include Windows 10 and 11 plus Windows Server 2012 through 2022; supported databases include SQL Server 2012 through 2019 and .NET Framework 4.0. |
| What it does | OpenConstructionERP combines construction estimating, BIM and CAD takeoff, BOQs, tendering, scheduling, contracts, site work, quality, safety, finance and reporting in one self-hosted ERP. | WinEst provides database-driven quantity takeoff and construction cost estimating from conceptual budgets through detailed estimates. |
Plans
OpenConstructionERP
- Self-hostedFree
- CWICR cost database€750, paid once
- Priority SLA€1,200 a year
- cad2data converters€1,800 a year
- DDC cad2data converters€1,800 a year
- Commercial licence€2,500, paid once
- Implementation€3,000, paid once
- White-label€5,000, paid once
- White-label SaaS€5,000, paid once
- Hosted & licensedPriced on request
Trimble WinEst
- WinEstPriced on request
- WinEst EssentialsPriced on request
- WinEst EssentialsPriced on request
In their own words
OpenConstructionERP
OpenConstructionERP has no write-up on Specifiction yet; its figures are above.
Trimble WinEst
Trimble WinEst has no write-up on Specifiction yet; its figures are above.