# GridLine Build NYC — 3D Takeoff, SST Crew & Plans > Construction project management app with 3D takeoff, crew tracking, and site documentation. (iPhone/iPad app by GridLine Technologies LLC.) - Source: https://appshunter.io/ios/app/gridline-build-nyc/id6737922377 (this page in markdown: same URL + `.md`) - Developer: [GridLine Technologies LLC](https://appshunter.io/developer/6829867525) - Category: Productivity - Price: Free - Rating: 5.00/5 from 2 App Store ratings - Age rating: 4+ - Requires: iOS 16.6 · 59 MB - Languages: American English - Released: 2024-11-21 - Data updated: 2026-11-08 - Monetization: free ## What is GridLine Build NYC? GridLine Build NYC puts a construction project's plans, takeoff, crew and site record in one app on iPhone and iPad. 3D TAKEOFF * See the whole building in 3D, from cellar to roof * Pull the floors apart, or cut the model at any floor to see every apartment * Open any wall type's assembly and pull it apart layer by layer: brick, block, rebar, insulation, studs and board * Tap a layer for its thickness, where it goes in the build order, and the materials it takes PLANS, MEASURED * Every wall, door and item on the sheet, taken off and counted * Tap an apartment to light it up on the plan with its floor area, wall length and doors * Switch floors, turn the plan, and measure right on the sheet MATERIAL LIST * Every material for a floor or the whole building, with quantities and waste allowance * See which walls and items use each material, and show them on the plan or in the model * Select materials to order straight from the list SST CREW AND SAFETY * Tap a worker's SST card on iPhone to log them in and out, or choose them from the list * Each worker's card number, card status, company and hours, on file * Safety orientation on the spot: the worker initials each section and signs, and the PDF is filed * The site safety plan as a checklist of tasks by phase and floor DAILY LOGS AND PHOTOS * Build the daily log from the day's crew, activities and safety notes, sign it and export a PDF * Export pre-shift logs and safety orientations as PDFs, and share them with owners, consultants and inspectors * Site photos filed by day, with notes, tags and share links ASK THE PLANS * Ask a question about the project and get an answer with its sources from the drawings PROJECT ACCESS * Invite outside collaborators to one project without adding them to your organization * Give each person the role they need: Owner, Competent Person, Worker or Project Professional * Keep invite, edit and sign-off permissions controlled NYC TOOLS * City Lookup, NYC DOB monitoring and OATH violations for your buildings * Scan receipts and invoices, with the vendor, amount and date read for you Built for general contractors, developers, superintendents, site safety managers, owners and the architects, engineers and consultants who work with them. ## Key features - 3D model visualization - Material takeoff and quantity calculation - Crew management and safety logging - Daily log and photo documentation - Project access for collaborators - NYC-specific construction tools ## Is GridLine Build NYC safe? Not enough ratings yet to assess GridLine Build NYC. ## Is GridLine Build NYC legit? GridLine Build NYC appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for GridLine Build NYC is 65 out of 100 points across 7 verification signals from App Store and developer data. ## Frequently asked questions about GridLine Build NYC ### What is GridLine Build NYC used for? GridLine Build NYC is a comprehensive construction project management application. It integrates 3D model visualization, material takeoff, crew management, safety documentation, and daily logging into a single platform for iPhone and iPad. ### Can I view building plans in 3D with GridLine Build NYC? Yes, GridLine Build NYC allows you to see the entire building in 3D, from the cellar to the roof. You can also dissect the model by floors or walls to view individual components and their layered assemblies. ### How does GridLine Build NYC help with material management? The app generates a detailed material list for entire floors or the whole building, including quantities and waste allowances. You can see which walls and items use specific materials and even select materials for ordering directly from the list. ### What crew and safety features are included in GridLine Build NYC? GridLine Build NYC enables logging crew in and out via SST cards, storing worker details, and managing safety orientations with digital signatures. It also provides a checklist for site safety plans by phase and floor. ### Can I export project documents from GridLine Build NYC? Yes, you can export daily logs, pre-shift logs, and safety orientations as PDFs. These documents can be signed and shared with owners, consultants, and inspectors. ### Does GridLine Build NYC offer collaboration features? Yes, you can invite outside collaborators to specific projects without adding them to your organization. You can assign roles like Owner, Competent Person, Worker, or Project Professional with controlled permissions. ### What are the NYC-specific tools in GridLine Build NYC? The app includes tools like City Lookup, NYC DOB monitoring, and OATH violation checks for your buildings. It also allows you to scan receipts and invoices, automatically reading vendor, amount, and date. ### Is GridLine Build NYC free to use? Yes, GridLine Build NYC is available for free. It does not have in-app purchases or advertisements, making it a completely free tool for construction project management. ## Version history (last 5 releases) ### 2.1.6 — 2026-11-06 GridLine NYC is now GridLine Build NYC, with a new name and a new icon. Bug fixes and improvements. ### 2.1.5 — 2026-11-03 Certify an OATH correction with photos or a short video. Notifications on your phone. Measure on takeoff plans, and Turn with me. Bug fixes and improvements. ### 2.1.4 — 2026-10-17 Record project videos in the GridLine camera: switch between PHOTO and VIDEO, and each clip is prepared on your phone in 1080p or 720p. Videos upload in the background, and you can stop, resume or remove an upload. A video shows its length on its gallery tile and plays right away from your phone while the project's copy is prepared. Plus fixes and improvements. ### 2.1.3 — 2026-10-12 A new launch animation; save buttons that show saving, saved, or why something failed; and a simpler floor switch in takeoff. ### 2.1.2 — 2026-10-10 • A bigger, clearer app icon. • Takeoff in 3D: buildings now show their roof, floor slabs, columns and stairs, and a street-level basement sits at grade. • If you have one project, GridLine opens it directly. • The 2D plan's quick bar now matches the 3D view: 3D, Materials, Floor and Layers. • A light tap when you show or hide the takeoff's layers and controls. ## Apps similar to GridLine Build NYC | App | Rating | Price | Category | | --- | --- | --- | --- | | [PhoSwift](https://appshunter.io/ios/app/phoswift/id6760108471) | 5.0 (1) | Free | Productivity | | [EOD Toolkit](https://appshunter.io/ios/app/eod-toolkit/id6751351736) | 5.0 (1) | Free | Productivity | | [ToolScanner: Gridfinity Maker](https://appshunter.io/ios/app/toolscanner-gridfinity-maker/id6745150475) | 4.0 (1) | Free | Productivity | | [Smart Writer Ai](https://appshunter.io/ios/app/smart-writer-ai/id6449643095) | 4.6 (5) | Free | Productivity | | [ManageGo - Landlord App](https://appshunter.io/ios/app/managego-landlord-app/id1459683580) | 3.9 (13) | Free | Productivity | | [Rapid_Mobile](https://appshunter.io/ios/app/rapid-mobile/id661886317) | 3.2 (30) | Free | Productivity | --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-11-08.*