# MARVLIS Client vs Map Data Explorer

The clearest difference is rating: MARVLIS Client at 5.0 against Map Data Explorer's 2.0. MARVLIS Client also leads on in-app purchases (none vs 7). Map Data Explorer's advantage is iOS requirement (14.0 vs 17.2). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Map Data Explorer sells 7 in-app purchases, starting at $4.99 per year. MARVLIS Client asks for nothing beyond the download.

MARVLIS Client holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

MARVLIS Client ships an update every 6 weeks, Map Data Explorer every 2 months. The most recent releases landed on October 26, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | MARVLIS Client | Map Data Explorer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/marvlis-client/id1175112162/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/map-data-explorer/id1591995115/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | **Free** | Freemium |
| Size | 155 MB | 138 MB |
| Requires iOS | 17.2 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bradshaw Consulting Services, Inc](https://appshunter.io/developer/1175112161) | [Tech Maven GeoSpatial LLC](https://appshunter.io/developer/1459067502) |

## What reviewers say

### MARVLIS Client

[App page](https://appshunter.io/ios/app/marvlis-client/id1175112162)

This in-vehicle application connects drivers to their dispatch center, displaying real-time maps, routes, and incident information. It allows for silent dispatch, quick routing to multiple destinations, and provides supervisors with resource and incident data.

**Highlights:** Real-time maps and routes, Silent dispatch capabilities, Incident information display, Multi-destination routing, Resource and incident management, GPS background usage

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Map Data Explorer

[App page](https://appshunter.io/ios/app/map-data-explorer/id1591995115)

This advanced mapping application supports various data formats including GeoJSON, MBTILES, and GPKG. It offers tools for drawing, editing vector data, and collecting dynamic information. Visualize terrain in 3D and utilize a suite of navigation and measurement features.

**Highlights:** Vector tile basemaps, User-loaded GeoJSON, MBTILES, GPKG data, Map catalog support, Vector data drawing and editing, 3D terrain and building visualization, Advanced data collection forms, Coordinate conversion and measurement tools

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TMG Elevate API | $4.99 | per year |
| Map Data Explorer Subscription | $4.99 | per year |
| TMG Vector Conversion API | $14.99 | per year |
| MapBox RGB PNG Elevation Tiles | $24.99 | per year |
| GeoRequest Area of Interest | $99.99 | per year |
| Pre-Staged Data Downloading | $199.99 | per year |
| Tile Downloader Module | $4.99 | one-time |


## Frequently asked questions

### Is MARVLIS Client free?

MARVLIS Client is free to download, with no in-app purchases.

### Is Map Data Explorer free?

Map Data Explorer is free to download, with in-app purchases available.

### Which has better reviews, MARVLIS Client or Map Data Explorer?

MARVLIS Client is rated higher. MARVLIS Client averages 5.0 out of 5 from 2 ratings, while Map Data Explorer averages 2.0 from 1 ratings.

### Do MARVLIS Client or Map Data Explorer have ads?

Neither MARVLIS Client nor Map Data Explorer shows ads.

### Which is updated more often, MARVLIS Client or Map Data Explorer?

MARVLIS Client ships an update every 6 weeks, and Map Data Explorer every 2 months. Most recently, MARVLIS Client was updated on October 26, 2026 and Map Data Explorer on October 3, 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.*