vSite AR vs GNSS Log App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
vSite AR
This app provides real-time visibility into subsurface infrastructure projects, simplifying documentation and tracking with AI and AR tools. It helps teams manage progress, quantities, and profitability, reducing errors and delays.
- Real-time project visibility
- AR visualization of drawings and data
- 3D capture of test pits and as-builts
- Automated production and cost tracking
- AI-powered QA/QC and alerts
- Seamless collaboration across teams
- Integration with leading construction platforms
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Construction Management for Subsurface Infrastructure Real-time visibility into progress, quantities, and profitability. vSite simplifies and de-risks underground utility work by making it easy to understand, document, and track projects in the field. On the back end, it delivers real-time insights—powered by AI, AR, and phone-based 3D capture—to keep quantities, costs, and updates accurate and current. What teams can do with vSite: - Get instant answers in the field — open the latest drawings and utility data, visualize with AR, and capture 3D test pits/as-builts in minutes. - Track production & costs automatically — reconcile utilization, quantities, and spend against estimates without spreadsheets. - Stay on schedule with fewer errors — AI-powered QA/QC, tolerance checks, and alerts reduce rework and delays. - Collaborate seamlessly — owners, engineers, locators, and contractors work from the same source of truth via web and mobile. A single easy-to-use toolbox: Stop juggling scanning apps, data collectors, BIM viewers, time sheets, and CSV exports. vSite unifies them into a single, intuitive platform that integrates with Autodesk Construction Cloud, Bentley iTwin, Esri ArcGIS, and other leading systems, simplifying your stack and boosting efficiency. AI-Powered efficiency, AR-grade precision: vSite’s AI automates manual documentation and performs real-time quality checks, while construction-grade AR guides field operations with trench-ready accuracy. Used on hundreds of utility projects, vSite helps teams track progress, ensure quality, reduce line-strike risk, and prevent delays, so jobs finish on time and on budget.Take your infrastructure projects to the next level with vSite AR. Download today!
GNSS Log App
This app provides a digital solution for surveyors and geodesists to document static GNSS observations. It offers comprehensive equipment management, direct integration with geodetic databases, and tools for field data collection, all while ensuring professional, publication-ready PDF output.
- Digital static GNSS observation logging
- Comprehensive equipment library management
- Direct NGS database integration
- OPUS solution import and integration
- Field tools: timers, weather, photos, visibility diagrams
- Publication-ready PDF export
- Privacy-focused, no account required
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GNSS Obs - Professional Observation Logs GNSS Obs is the professional solution for documenting static GNSS observations. Designed for surveyors, geodesists, and geospatial professionals, it eliminates transcription errors and ensures consistent, accurate project documentation. Replace Paper Logs with Digital Precision Stop relying on paper forms, fillable PDFs, and handwritten notes. GNSS Obs provides a structured workflow that promotes accuracy and completeness while maintaining the professional standards required for geodetic control projects. Comprehensive Equipment Management Build and maintain your equipment library with support for: • Fixed height, collapsible and adjustable tripods • Antenna extensions • Integrated antenna/receiver configurations • Complete metadata for NGS compliance Import and export library items to share standardized configurations across your organization. Direct NGS Database Integration Access public monument data directly from: • National Geodetic Survey Integrated Database (IDB) • OPUS Share Database • NOAA CO-OPS Stations Monuments can also be entered manually when working with local control networks. OPUS Solution Integration Import OPUS solution emails to automatically populate: • Observed positions • Actual observation times • Session statistics • Solution quality metrics Include the complete OPUS solution in your PDF output for comprehensive project records. Essential Field Tools • Session timers with local notifications • Automatic weather recording at session start and end • Photo documentation with NGS-compliant naming • Satellite visibility diagrams using device motion sensors • Real-time editing before, during, and after observations Professional Documentation Export publication-ready PDF observation logs featuring: • Your company logo and branding • Complete equipment configurations • Weather conditions • Site photographs • Visibility diagrams • OPUS solutions Share via Files, email, AirDrop, or messaging. Note: This app documents observations and does not communicate with GNSS receivers. It is designed as a field companion for recording session metadata and producing professional deliverables. Privacy First All data remains on your device. No account required. Full control over exports and backups. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: GNSS Log App at 100% against vSite AR's 33%. GNSS Log App also leads on rating (4.9 vs 4.4) and ratings volume (16 vs 5). vSite AR's advantage is update cadence (every 11 days vs every 2 months) and iOS requirement (16.1 vs 18.0). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
GNSS Log App holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 5 and 16 respectively. Written reviews point the same way: 33% of vSite AR's written reviews are positive against 100% of GNSS Log App's.
vSite AR ships an update every 11 days, GNSS Log App every 2 months. The most recent releases landed on September 15, 2026 and September 9, 2026 respectively.
| Parameter | vSite AR | GNSS Log App |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (5 ratings) | 4.9 (16 ratings) — better |
| Positive reviews | 33.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 5 | 16 — better |
| Update frequency | Every 11 days — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.1 — better | 18.0 |
| Further details — not scored | ||
| Size | 185 MB | 204 MB |
| Age rating | 4+ | 4+ |
| Developer | vGIS Inc. | John May |
Customer experience
vSite AR
GNSS Log App
In-app purchases
vSite AR
No in-app purchases
GNSS Log App
No in-app purchases









