Comparison

Offline Map Data Generator vs GoVolt

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

Head to head
About

Offline Map Data Generator

Features
Read full description

Discover the Ultimate Mapping Experience with Tech Maven Geospatial Unleash the power of geospatial data with Tech Maven Geospatial, your all-in-one mapping solution available now on iOS! Whether you're a seasoned explorer, a professional in the field, or an enthusiast, our app provides unparalleled features to elevate your mapping endeavors. Key Features: 1. Seamless Data Access: Download online mapping URLs, including dynamic and cached mapping services and tile layers. Access ESRI MapServer, FeatureServer, ImageServer, VectorTileServer, PBF/MVT XYZ Vector Tile URLs, OGC API Tiles/XYZ/TMS, and more. Future versions will include downloading capabilities from other providers (OGC WFS/OGC API Features, OGC WMS/OGC API Maps, OGC WMTS). 2. Pre-configured Tile Layers and Conversion Tools: Support for pre-configured tile layers and the ability for ATAK/WINTAK users to import tile.xml configurations. In-app Vector Data Converter: Convert GIS Vector Data to optimized formats like MBTILES Vector Tiles, GPKG Vector Features, GeoJSON, or KML. Compatible with various file formats including ESRI FileGDB, Shapefile, MapInfo, GPX, CSV, and more. 3. Live Event Driven Data Feeds: Stay updated with live data feeds from ESRI FeatureServer, Network Link KML, and GeoRSS Feeds. Download data at specified frequencies and convert to GeoJSON (convertible to KML in-app for ATAK or iTAK). 4. Data Visualization and Sharing: Visualize downloaded data and user-loaded data in the Map Viewer. Supports GeoJSON, raster tiles from MBTILES and GPKG, and vector tiles from MBTILES. 5. Access Tech Maven Geospatial’s Data APIs: Explore our optional purchases to access Tech Maven Geospatial’s data APIs, offering pre-staged data, AOI (Area of Interest/Operation) APIs, Digital Elevation Model Downloaders, and more. Please note: Users are responsible for the terms of use/service and access to the data they download from the provided URLs. For detailed terms and conditions, please refer to our End User License Agreement (EULA): https://offlinedatadownloader.techmaven.net/eula/ Download Tech Maven Geospatial today and embark on your mapping journey with confidence and precision!

About

GoVolt

Discover and plan your electric vehicle charging stops with a live map of over 870,000 stations worldwide. See real-time availability, upfront pricing, and filter by plug type and speed. Plan entire road trips with charging stops tailored to your vehicle's range.

Highlights
  • Live EV charger availability map
  • Upfront pricing at stations
  • Filter by speed and plug type
  • EV road trip planner
  • Save favorite stations
  • Community ratings and reviews
Features
Read full description

GoVolt puts every public EV charger on one live map β€” 870,000+ charging points in 70 countries. FIND THE RIGHT CHARGER β€’ Live availability β€” see which plugs are free before you drive β€’ Upfront prices β€” tariffs shown per station, no surprises β€’ Filter by speed (kW), plug type, and network β€’ Works with CCS, Type 2, CHAdeMO, Tesla and more PLAN ROAD TRIPS Tell GoVolt where you're going β€” it plans the charging stops, how long each one takes, and when you'll arrive. Add your car to get plans matched to its real range. MAKE IT YOURS β€’ Save favorite stations and get availability alerts β€’ Community ratings and reviews for every station β€’ Your garage: multiple vehicles, per-car plug and range β€’ Light and dark themes, km or miles, 70+ languages Charging and payment happen in the operator's own app β€” GoVolt shows live info and prices, then hands you off to charge. GoVolt β€” every charger, one map.

Screenshots

Offline Map Data Generator4 screens
GoVolt4 screens

Verdict

The call

The clearest difference is ads: Offline Map Data Generator at none against GoVolt's shown. GoVolt's advantage is update cadence (every 2 weeks vs every 7 months). On price, in-app purchases, device support and iOS requirement 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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Offline Map Data Generator sells 6 in-app purchases, starting at $19.99 per year and GoVolt sells 1 in-app purchase, starting at $49.99 per year. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Offline Map Data Generator ships an update every 7 months, GoVolt every 2 weeks. The most recent releases landed on May 16, 2026 and September 13, 2026 respectively.

Scorecard2 real differences Β· 6 level
Offline Map Data Generator versus GoVolt: the parameters behind the verdict, then further details
ParameterOffline Map Data GeneratorGoVolt
PriceFreeFree
Positive reviewsβ€”0.0% of reviews
Update frequencyEvery 7 monthsEvery 2 weeks β€” better
AdsNo β€” betterYes
In-app purchasesYesYes
Monetizationβ€”Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 β€” better15.0
Further details β€” not scored
Size187 MB43 MB
Age rating17+4+
DeveloperTech Maven Geospatial, LLCGowalk Inc.

In-app purchases

6 purchases

Offline Map Data Generator

Subscriptions6
  • App Subscription7 Days trial$19.991 Year
  • OMDG Elevate API7 Days trial$24.991 Year
  • OMDG Vector Conversion API7 Days trial$24.991 Year
Show 3 more
  • OMDG DEM Downloader$24.997 Days
  • Geo Request AOI$49.997 Days
  • Offline Map Data Generator7 Days trial$999.991 Year
1 purchases

GoVolt

Subscriptions1
  • Premium Subscription$49.991 Year

Questions

Is Offline Map Data Generator free?
Offline Map Data Generator is free to download, with in-app purchases available.
Is GoVolt free?
GoVolt is free to download, with in-app purchases available.
Do Offline Map Data Generator or GoVolt have ads?
GoVolt shows ads; Offline Map Data Generator does not.
Which is updated more often, Offline Map Data Generator or GoVolt?
Offline Map Data Generator ships an update every 7 months, and GoVolt every 2 weeks. Most recently, Offline Map Data Generator was updated on May 16, 2026 and GoVolt on September 13, 2026.

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