# EPA VSAT vs Mapboard GIS

The clearest difference is rating: EPA VSAT at 5.0 against Mapboard GIS's 4.5. EPA VSAT also leads on in-app purchases (none vs 1) and update cadence (fortnightly vs every 2 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Mapboard GIS sells 1 in-app purchase, starting at $29.99 per year. EPA VSAT asks for nothing beyond the download.

EPA VSAT holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

EPA VSAT ships an update fortnightly, Mapboard GIS every 2 months. The most recent releases landed on September 10, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | EPA VSAT | Mapboard GIS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/epa-vsat/id1191936044/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/mapboard-gis/id1446188315/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 69 MB |
| Requires iOS | 16.6 | **16.1** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [United States Environmental Protection Agency (USEPA)](https://appshunter.io/developer/466052690) | [Daven Quinn](https://appshunter.io/developer/1388611117) |

## What reviewers say

### EPA VSAT

[App page](https://appshunter.io/ios/app/epa-vsat/id1191936044)

This tool helps drinking water and wastewater systems assess risks from malevolent acts and natural hazards. It assists in evaluating improvements for enhanced security and resilience, aiding compliance with regulatory requirements.

**Highlights:** Risk assessment for water systems, Resilience evaluation, Security improvement assessment, Compliance with Safe Drinking Water Act, Assesses malevolent acts and natural hazards

**Features:** macOS Compatibility

**In-app purchases:** none


### Mapboard GIS

[App page](https://appshunter.io/ios/app/mapboard-gis/id1446188315)

This iPad app allows users to draw field maps using an Apple Pencil, combining the ease of pen-and-paper with the precision of GIS. It's designed for geologists and others needing interpretive mapping, offering intuitive tools for creating topologically consistent geologic maps.

**Highlights:** Pen-based editing tools, Intuitive reshaping and snapping, Iterative topology solver, Onboard Spatialite GIS engine, Native GIS software compatibility, User-configurable data types, Tether to remote PostGIS

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $29.99 | per year |


## Frequently asked questions

### Is EPA VSAT free?

EPA VSAT is free to download, with no in-app purchases.

### Is Mapboard GIS free?

Mapboard GIS is free to download, with in-app purchases available.

### Which has better reviews, EPA VSAT or Mapboard GIS?

EPA VSAT is rated higher. EPA VSAT averages 5.0 out of 5 from 1 ratings, while Mapboard GIS averages 4.5 from 2 ratings.

### Do EPA VSAT or Mapboard GIS have ads?

Neither EPA VSAT nor Mapboard GIS shows ads.

### Which is updated more often, EPA VSAT or Mapboard GIS?

EPA VSAT ships an update fortnightly, and Mapboard GIS every 2 months. Most recently, EPA VSAT was updated on September 10, 2026 and Mapboard GIS on September 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*