# iSqFt vs STACK Estimating

**Leader by vioscaleAI score:** STACK Estimating

| Attribute | iSqFt | STACK Estimating |
|---|---|---|
| **vioscaleAI score** | 48.8 (47% (low)) | 60.1 (68% (medium)) |
| content.faq | `[{"answer":"A marketplace connecting general contractors and subcontractors with active construction projects in the United States, offering project details, bidding documents, planholders information, and integrated estimating and takeoff tools. It is indexed under Construction Bid Management.","source":"https://www.isqft.com","question":"What is iSqFt?","confidence":0.6},{"answer":"iSqFt offers a free tier, so you can start without paying. Paid plans are also available: Free, Standard and Premium. Pricing changes often, so verify at source before relying on it.","source":"https://www.isqft.com","question":"Is iSqFt free?","confidence":0.6},{"answer":"We have confirmed browser-based access to iSqFt. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://www.isqft.com","question":"What platforms does iSqFt support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for iSqFt, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://www.isqft.com","question":"Can iSqFt be self-hosted?","confidence":0.6},{"answer":"We have confirmed 3 integrations for iSqFt, including On-Screen Takeoff, PlanSwift and QuoteSoft. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.isqft.com","question":"What does iSqFt integrate with?","confidence":0.6},{"answer":"iSqFt is available in the United States. Its primary market is the United States. The vendor is headquartered in the United States.","source":"https://www.isqft.com","question":"Where is iSqFt available?","confidence":0.75}]` | `[{"answer":"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. It is indexed under Construction Management Software.","source":"https://www.stackct.com","question":"What is STACK Estimating?","confidence":0.6},{"answer":"STACK Estimating offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://www.stackct.com","question":"Is STACK Estimating free?","confidence":0.6},{"answer":"STACK Estimating supports the web, Windows, iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.stackct.com","question":"What platforms does STACK Estimating support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for STACK Estimating, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://www.stackct.com","question":"Can STACK Estimating be self-hosted?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 for STACK Estimating. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as STACK Estimating not holding them. Always confirm compliance directly before you rely on it.","source":"https://trust.stackct.com","question":"What security certifications does STACK Estimating have?","confidence":0.7}]` |
| deployment.options | `{"cloud":true}` | `{"cloud":true}` |
| description.long | Platform that aggregates commercial construction project opportunities across the United States, allowing contractors to search projects and receive automated daily alerts matching their criteria. Provides access to full bid documents, project specs, and contact lists for planholders and competing bidders. | A cloud-based software platform designed to help construction teams accelerate quantity takeoffs, develop cost estimates, and manage project documents using AI-powered measurement and analysis tools. |
| features.capabilities | `{"pricing_model":"freemium_for_subcontractors","deployment_model":"two_sided_network_marketplace","digital_plan_room_document_distribution":true,"public_open_project_lead_bulletin_boards":true,"mass_itb_invitation_to_bid_email_blasting":true}` | `{"accounting_erp":true,"mobile_support":"mobile","primary_module":"estimating","deployment_model":"cloud_saas_platform","document_control":true,"estimating_takeoff":true,"excel_direct_export_integration":true,"ai_auto_count_symbol_recognition":true,"collaborative_cloud_multi_user_viewing":true,"linear_area_and_volume_measurement_tools":true,"customizable_assemblies_and_material_grouping":true,"multi_page_plan_overlay_and_revision_comparison":true}` |
| integrations.count | 3 | 1 |
| integrations.list | `[{"name":"On-Screen Takeoff"},{"name":"PlanSwift"},{"name":"QuoteSoft"}]` | `[{"name":"QuickBooks Online"}]` |
| market.availability | `{"primaryMarkets":["US"],"availabilityScope":"regional","availableCountries":["US"],"notAvailableCountries":[]}` | - |
| platform.support | `{"web":true}` | `{"web":true}` |
| pricing | `{"type":"subscription","plans":[{"free":true,"name":"Free","features":["Filters and keyword searches","Limited project details","Bid dates and locations"],"description":"Limited access to project details, bid dates, and locations with filtering and search capabilities"},{"free":false,"name":"Standard","features":["Saved searches with daily email delivery","Project details and key contacts","Digital bid board for pipeline organization"],"description":"Expanded access with saved searches and daily project lead delivery"},{"free":false,"name":"Premium","features":["Complete bidding documents","Bidder and planholder information","Full project details and contacts","Access to 500,000+ projects with 5,000 updated daily"],"description":"Full access to all bidding and planning project information"}],"summary":"Free tier available; pricing details not publicly displayed","currency":"USD","freeTier":true,"sourceUrl":"https://www.isqft.com","retrievedAt":"2026-08-22T22:28:14.067Z"}` | `{"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 Bid Management)

| Capability | iSqFt | STACK Estimating |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Deployment model | Two sided network marketplace | Cloud saas platform |
| Digital plan room document distribution | ✓ | - |
| Mass itb invitation to bid email blasting | ✓ | - |
| Side by side bid leveling comparison | - | - |
| Subcontractor prequalification and compliance | - | - |
| Historical subcontractor performance scoring | - | - |
| Automated addenda and revision notifications | - | - |
| Public open project lead bulletin boards | ✓ | - |
| Direct integration to construction ERP project management | - | - |
| Diversity and inclusion mwbe tracking | - | - |
| SOC2 type ii | - | - |
| ISO 27001 | - | - |
| Pricing model | Freemium for subcontractors | - |

*Source: vioscaleAI. Generated 2026-10-16T20:12:38.346Z. "-" = undocumented, not absent.*