# Buildxact vs STACK Estimating

| Attribute | Buildxact | STACK Estimating |
|---|---|---|
| **Vioscale score** | 51.5 (51% (medium)) | 56 (71% (medium)) |
| deployment.options | `{"cloud":true}` | `{"cloud":true}` |
| description.long | Construction management software with invoicing capabilities for builders and suppliers. | Cloud-based platform for construction takeoff, estimating, and field operations. Provides automated measurement of drawings, bid pricing, and mobile field management for contractors, suppliers, and owners. |
| features.capabilities | `{"pricing_model":"per_seat","primary_module":"estimating","target_segment":"gc"}` | `{"accounting_erp":true,"mobile_support":"mobile","primary_module":"estimating","document_control":true,"estimating_takeoff":true}` |
| integrations.count | 3 | 1 |
| integrations.list | `[{"name":"Xero"},{"name":"MYOB"},{"name":"QuickBooks"}]` | `[{"name":"QuickBooks Online"}]` |
| market.availability | `{"hqCountry":"GB","primaryMarkets":["GB"],"availabilityScope":"regional","availableCountries":["GB"],"notAvailableCountries":[]}` | - |
| platform.support | `{"web":true}` | `{"ios":true,"web":true,"android":true,"windows":true}` |
| pricing | `{"type":"subscription","plans":[{"free":false,"name":"Foundation","summary":"£89/month (billed annually) or £119/month","features":["Unlimited Users","Lead Management","Digital Takeoffs","Blu: Recipe Assistant","Customizable Quote Letters","Digital Signatures","Supplier Integration","Purchase Orders","Invoicing","Accounting Integration","Training and Support"],"components":[{"kind":"fixed","amount":119,"period":"month","currency":"GBP"},{"kind":"fixed","amount":89,"period":"month","currency":"GBP"}],"contactSales":false},{"free":false,"name":"Pro","summary":"£160/month (billed annually) or £209/month","features":["Everything in Foundation","Blu: Estimate Generator","Job Management","Schedules","Buildxact Onsite Mobile App"],"components":[{"kind":"fixed","amount":209,"period":"month","currency":"GBP"},{"kind":"fixed","amount":160,"period":"month","currency":"GBP"}],"contactSales":false},{"free":false,"name":"Master","summary":"£262/month (billed annually) or £349/month","features":["Everything in Pro","Blu: Takeoff Assistant","Blu: Estimate Reviewer","User Access Controls","Priority Customer Support"],"components":[{"kind":"fixed","amount":349,"period":"month","currency":"GBP"},{"kind":"fixed","amount":262,"period":"month","currency":"GBP"}],"contactSales":false}],"addOns":[{"name":"Blu: Estimate Generator","components":[{"kind":"fixed","amount":99,"period":"month","currency":"GBP"}]},{"name":"Blu: Takeoff Assistant","components":[{"kind":"fixed","amount":99,"period":"month","currency":"GBP"}]},{"name":"Blu: Estimate Reviewer","components":[{"kind":"fixed","amount":149,"period":"month","currency":"GBP"}]}],"summary":"From £89/month (billed annually). Free 14-day trial. 15% discount for annual billing.","freeTier":true,"sourceUrl":"https://www.buildxact.com","retrievedAt":"2026-08-03T11:56:52.542Z","freeTrialDays":14,"startingPrice":{"amount":89,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` | `{"freeTier":true,"sourceUrl":"https://www.stackct.com","retrievedAt":"2026-08-03T11:57:18.047Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | freemium |
| pricing.price_level | high | low |
| pricing.transparent | yes | no |
| reliability.sla_pct | - | 99.9 |
| reliability.status_page | yes | yes |
| security.disclosure_policy | - | yes |
| security.pci | - | yes |
| security.soc2 | - | yes |

## Capabilities (Construction Management Software)

| Capability | Buildxact | STACK Estimating |
|---|:--:|:--:|
| **Core** |  |  |
| Primary module | Estimating/takeoff | Estimating/takeoff |
| **Preconstruction** |  |  |
| BIM / IFC support | - | - |
| Estimating and quantity takeoff | - | ✓ |
| **Documents** |  |  |
| Document control and drawing management | - | ✓ |
| RFI and submittal management | - | - |
| **Scheduling** |  |  |
| Scheduling (Gantt / CPM) | - | - |
| **Field** |  |  |
| Safety and quality management | - | - |
| Mobile field app | - | Mobile field app |
| **Integrations** |  |  |
| Accounting / ERP integration | - | ✓ |
| **Compliance** |  |  |
| ISO 19650 (BIM information management) support | - | - |
| SOC 2 attested | - | - |
| **Pricing** |  |  |
| Pricing model | Per seat / user | - |
| **Market** |  |  |
| Target segment | General contractor | - |

*Source: Vioscale. Generated 2026-09-01T17:29:57.552Z. "-" = undocumented, not absent.*