# Groundplan vs STACK Estimating

**Leader by Vioscale score:** STACK Estimating

| Attribute | Groundplan | STACK Estimating |
|---|---|---|
| **Vioscale score** | 50.2 (29% (low)) | 56 (71% (medium)) |
| deployment.options | `{"cloud":true}` | `{"cloud":true}` |
| description.long | A cloud-based software solution that enables construction tradespeople to digitally measure and quantify materials and labor requirements directly from PDF plans, automating the takeoff and estimation process traditionally done manually, and enabling export to accounting software and spreadsheets. | 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 | `{"deployment_model":"cloud_web_app","3d_bim_model_takeoff_extraction":false,"excel_direct_export_integration":true,"ai_auto_count_symbol_recognition":true,"collaborative_cloud_multi_user_viewing":true,"linear_area_and_volume_measurement_tools":true,"construction_estimating_software_integration":true,"customizable_assemblies_and_material_grouping":true,"multi_page_plan_overlay_and_revision_comparison":true}` | `{"accounting_erp":true,"mobile_support":"mobile","primary_module":"estimating","document_control":true,"estimating_takeoff":true}` |
| integrations.count | 4 | 1 |
| integrations.list | `[{"name":"QuickBooks"},{"name":"simPRO"},{"name":"AroFlo"},{"name":"Excel"}]` | `[{"name":"QuickBooks Online"}]` |
| market.availability | `{"primaryMarkets":["AU","NZ"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"web":true}` | `{"ios":true,"web":true,"android":true,"windows":true}` |
| pricing | `{"type":"subscription","summary":"7-day free trial available","freeTier":true,"sourceUrl":"https://groundplan.com/blog/avoid-pitfalls-of-measuring-and-pricing-manually","retrievedAt":"2026-08-24T09:49:07.514Z","freeTrialDays":7}` | `{"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 | low | low |
| pricing.transparent | no | no |
| reliability.sla_pct | - | 99.9 |
| reliability.status_page | - | yes |
| security.disclosure_policy | - | yes |
| security.pci | - | yes |
| security.soc2 | - | yes |

## Capabilities (Construction Takeoff)

| Capability | Groundplan | STACK Estimating |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Deployment model | Cloud web app | - |
| Linear area and volume measurement tools | ✓ | - |
| AI auto count symbol recognition | ✓ | - |
| Vector PDF object snapping precision | - | - |
| Multi page plan overlay and revision comparison | ✓ | - |
| Customizable assemblies and material grouping | ✓ | - |
| Excel direct export integration | ✓ | - |
| Construction estimating software integration | ✓ | - |
| 3d bim model takeoff extraction | ✗ | - |
| Collaborative cloud multi user viewing | ✓ | - |
| SOC2 type ii | - | - |
| ISO 27001 | - | - |
| Pricing model | - | - |

*Source: Vioscale. Generated 2026-09-01T14:45:30.320Z. "-" = undocumented, not absent.*