Map Discovery vs Smart iMeters
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Map Discovery
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Users are able to load GIS mapping data: mbtiles, gpkg, Shapefiles (zipped), KML, GPX, CSV, GeoJSON As well as connect to basemaps, OGC WMS, XYZ Tile servers (with support for more services coming soon) Open Street Map Vector tiles with different stylesheets basemap and many raster tile basemaps are available from multiple providers. The app has a data catalog JSON format feature that allows for configuring online mapping services (ESRI MapServer, ESRI ImageServer, ESRI FeatureServer, OGC WMS, OGC WMTS Tiles,XYZ/TMS Tiles,OGC WFS) The app supports data creation and editing digitizing/drawing vector features. Can create new geojson data with any properties you want defined and view attribute/grid and perform searching OGC WFS-T Transactional data creation and Editing is available for users that have GeoServer, QGIS Server, MapServer and others. Analysis tools like measure distance and area, map swipe, getting elevation, viewing attribute tables Search open street map places and geographies via OSM Nominatim Search. It also does address geocoding. The app is very customizable to your needs the units of measure can be changes as well as Display of Map Coordinates ( Latitude and Longitude, MGRS, GARS) and Scale bar The app is also able to connect to our other app Tile Server for iOS and access data being served by that app.
Smart iMeters
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Smart iMeters is a free APP that can be installed on smartphones and connected to the surrounding Therperature Humidity Meter, Sound Meter , Anemometer, Light Meter and Tachometer via Bluetooth to measure and record temperature and humidity, noise, wind speed, illuminance and rotational velocity in real time.
Screenshots
Verdict
The clearest difference is update cadence: Map Discovery at every 6 weeks against Smart iMeters's every 20 months. Map Discovery also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Map Discovery ships an update every 6 weeks, Smart iMeters every 20 months. The most recent releases landed on September 8, 2026 and September 16, 2026 respectively.
| Parameter | Map Discovery | Smart iMeters |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks β better | Every 20 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod β better | iPhone, iPod |
| Requires iOS | 12.0 β better | 15.0 |
| Further details β not scored | ||
| Size | 102 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Tech Maven GeoSpatial LLC | Changzhou Haoyi Technology Co.,Ltd. |
In-app purchases
Map Discovery
No in-app purchases
Smart iMeters
No in-app purchases





