Comparison

MARVLIS Client vs Map Data Explorer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

MARVLIS Client

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
Read full description

MARVLIS™ Client is your in-vehicle connection to your dispatch center. Designed with the driver in mind, Client utilizes GPS and wireless communications to display realtime maps and routes recommended by MARVLIS Server as well as providing valuable information to empower the field worker for better perfomance. Take advantage of silent dispatch capabilities to receive full incident information including location, status and updates. Store multiple destinations such as headquarters, posts and hospitals for quick and simple routing. Field supervisors can access information about resources under their command, new incidents in the system and dispatch assignments. ** Requires MARVLIS Server 251.0.0 for this version of client. Note: To use this application you must be a current MARVLIS Customer and have a configured and operational MARVLIS Server to use this application. Mobile Area Routing and Vehicle Location Information System™ (MARVLIS) is a family of integrated products designed to reach the bottom line: saving time and money by getting the right resources to the right location at the right time to best meet your client's needs. Using geographic information system (GIS) technology combined with wireless communication and the Global Positioning System (GPS), MARVLIS is bringing fundamental changes to the management and deployment of time sensitive services for a higher level of performance. Dynamic display of available resources, demand forecasting, real-time coverage analysis and intelligent routing are just a few of the ways MARVLIS is helping to save our most important asset. After all, isn't it about time? Other Items: - This application requires the use of GPS in the background while the application is running. - Continued use of GPS running in the background can dramatically decrease battery life.

About

Map Data Explorer

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
Read full description

Map Data Explorer is a advanced mapping app powered by vector tile basemaps (TMG OSM vector tiles, MapBox and others) with configurable stylesheets Supports user loaded device GeoJSON,Raster tiles from MBTILES and GPKG and vector tiles from MBTILES. Supports user loaded Map Catalog (JSON) of internet mapping content (with catalog building screen) XYZ PNG/JPG Raster Tiles PBF Vector Tiles GeoJSON Local map tiles in mbtiles and gpkg Includes additional layers users can enable: vector overlays (Reference Grids, TimeZones and US State Boundaries) Draw/digitize vector data and support editing and assigning attributes. Map Supports Tilting to display 3D terrain and 3D Buildings (only some basemaps support 3D buildings ) Currently, terrain is not available offline. Map Tools: - Search - places, addresses - Advanced dynamic data collection forms with form builder - Draw/Digitize Data Creation and Editing and export as GeoJSON - Information Box for geojson data - Measure linear and Area - Geolocation & Coordinate Widget (Lat Long and MGRS and zoom level) and share location - Go to Lat Long - Placemarks (spatial bookmarks) (with import and export of Waypoints GeoJSON, KML and GPX) - Basic Route Planning with import of Waypoints (KML and GPX) - Connection to other Navigation Apps - GPS Recorder with background recording and export or track - View Spot Elevation - Display Military Symbology (App6/MilSpec2525C) GeoJSON Schema easily shared with other apps - Radius Ruler/Range Rings - Coordinate Converter (to/from projected coordinates or geographic and GRIDS - MGRS, GARS, WHAT3WORD) Includes an in-app vector converter to convert GIS data (Shapefiles, GPKG, GPX, KML, CSV, WKT to GeoJSON) must be 4326 Includes in-app coordinate converter to convert to /from different coordinate systems and GRIDS (MGRS,GARS, etc) Wifi Sharing - access device files from web browser File Manager To manage files Create Forms with in-app or web form designer with JSON Schema Load a form design and swap between forms Collect any form data Other features: Vector Conversion and Publishing API to convert local vector GIS Data and also publish to PostGIS database tables. Added Button links to TMG Map Data Explorer website for all in-app purchase screen Serve OGC GPKG -GeoPackage with Vector Tiles new OGC extensions Support for any SRS for raster tiles in GPKG (tested with 3857 and 3395) Support for any SRS for Vector Tiles in GPKG (tested with 3857 and 3395) Real-Time Data Module (Network Link KML and Internet KML, ESRI GeoServices REST API and GeoRSS) display on the map and update at set frequency Button to view attributes from GPKG Vector Features 2nd Non Map View – Office documents (Word, Excel, Powerpoint), PDF Viewer, EPUB Viewer, User links web pages and File Manager User loaded GeoJSON support for simple style spec and Marker Symbols ESRI GeoServices REST API (FeatureServer) in ArcGIS Online or ArcGIS Enterprise Sync – download GeoJSON and Synchronize edited GeoJSON. Elevate API - submit geojson point and return back with Elevation, MGRS, GARS, What3Words, PlaceKey, Pluscode properties GeoRequest Area of Interest API for submitting jobs for offline data Pre-staged data downloading of ready to download data Area of interest downloading of online map data: Tile Downloader that supports building mbtiles from tile layers (XYZ/TMS, WMTS and Dynamic and cached mapping services (ESRI MapServer, ImageServer, OGC WMS) and downloading GeoJSON from WFS and MapServer and FeatureServer. Terms of Use: https://mapexplorer.techmaven.net/eula/

Screenshots

MARVLIS Client3 screens
Map Data Explorer4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
MARVLIS Client versus Map Data Explorer: the parameters behind the verdict, then further details
ParameterMARVLIS ClientMap Data Explorer
PriceFreeFree
Rating5.0 (2 ratings) — better2.0 (1 ratings)
Positive reviews—0.0% of reviews
Number of ratings2 — better1
Update frequencyEvery 6 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.214.0 — better
Further details — not scored
Size155 MB138 MB
Age rating4+4+
DeveloperBradshaw Consulting Services, IncTech Maven GeoSpatial LLC

Customer experience

MARVLIS Client

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Map Data Explorer

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

MARVLIS Client

No in-app purchases

7 purchases

Map Data Explorer

Subscriptions6
  • TMG Elevate API7 Days trial$4.991 Year
  • Map Data Explorer Subscription7 Days trial$4.991 Year
  • TMG Vector Conversion API7 Days trial$14.991 Year
Show 3 more
  • MapBox RGB PNG Elevation Tiles7 Days trial$24.991 Year
  • GeoRequest Area of Interest7 Days trial$99.991 Year
  • Pre-Staged Data Downloading7 Days trial$199.991 Year
One-time1
  • Tile Downloader Module$4.99

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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