Field Sentinel Mapper
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Free · Designed for iPad. Not verified for macOS.
Field Sentinel is a professional geospatial platform for iPhone and iPad, built for teams who work where connectivity is unreliable or unavailable. Whether you support defense operations, emergency response, surveying, construction, aviation, or remote field research, Field Sentinel puts maps, GIS tools, and intelligence workflows on a single device—fully offline when you need it.
WORK WITHOUT THE NETWORK
• Render offline maps from GeoPackage, MBTiles, and PMTiles
• Run spatial queries with SpatiaLite against local feature data
• Design and edit schemas, tables, domains, and relationships in GeoPackage
• Collect field data with XLSForm-compatible forms and barcode scanning
• Import and export KML, KMZ, GPX, GeoJSON, Shapefile, and more
PROFESSIONAL MAP & GIS EDITING
• Snap-aware vertex editing with split, merge, reshape, and erase tools
• Digitize points, lines, and polygons directly on live map layers
• Redline annotations, symbols, and labels with GeoJSON/KML export
• Terrain analysis including viewshed, slope, elevation, and 3D terrain viewing
• GDAL-powered format conversion for raster and vector data
ON-DEVICE AI ASSISTANT
• AI chat and report drafting powered by local language models
• Natural-language spatial queries against your map data
• Image analysis for terrain and damage assessment from photos
• Document Q&A from PDFs and field documents—processed on your device
SITUATIONAL AWARENESS & COMMUNICATIONS
• Team Awareness Kit (TAK) client with Cursor-on-Target messaging
• GeoChat, mission packages, and live position sharing when connected
• Fleet and asset tracking with proximity alerts
• Optional integration with TAK Server for team coordination
FIELD OPERATIONS MODULES
• Surveying: COGO, traverse, leveling, area/volume, and GNSS/RTK support
• Construction: earthwork, CAD/DXF overlay, BIM/IFC viewing, and PDF reports
• Aviation: FAA charts, airspace layers, TFRs, flight planning, and NOTAMs
• Emergency management: ICS/NIMS forms, CAP alerts, and damage assessment tools
• Intelligence workflows: GEOINT analysis, change detection, and multi-source fusion
BUILT FOR THE FIELD
Field Sentinel is optimized for iPad and iPhone in portrait and landscape. Store tile packages, models, and databases on device. Generate professional PDF reports in the field. Use split-screen workspace tools for documents, notes, and annotations alongside your map.
Field Sentinel is developed by Tech Maven Geospatial—bringing enterprise GIS, tactical awareness, and on-device intelligence to operators at the edge.
Privacy: Core workflows run on your device. Network access is optional and used only for features you enable, such as TAK Server sync, chart downloads, or imagery updates.
Questions or enterprise licensing: contact Tech Maven Geospatial.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
UI improvements and bug fixes
The developer, Tech Maven GeoSpatial LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Tech Maven Geospatial, LLC
- Size
- 170.6 MB
- Category
- Navigation
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Location
- This app may use your location even when it isn’t open, which can decrease device battery life.
- Age Rating
4+
- 4+
- Copyright
- © Tech Maven Geospatial