MapNero vs TopoWalk
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
MapNero
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MapNero is a professional field-mapping app for anyone who needs accurate, offline maps β EOD operators, deminers, surveyors, foresters, rangers, search and rescue teams and more. Mark hazards, survey land and record your work directly on the map, then export a shareable georeferenced map sheet. Available on iOS and MacOS. KEY FEATURES Unlimited map import β load as many GeoPDF, GeoTIFF and KMZ maps as you want, no limits. IMAS land-release symbology (TNMA 07.11/01): SHA and CHA classification, contamination and activity icons, land-release products. MIL-STD-2525 military symbols. Pins, polygons, lines, tracks and area measurements with UTM and MGRS coordinates. Export to Shapefile, GeoPackage, GPX, KML, KMZ and CSV. Real-time team collaboration with encrypted layer sync and live positions. External GNSS/RTK receiver support (Trimble, Bad Elf, EOS). 12 languages including full right-to-left support. GEOREFERENCED PDF MAP EXPORT Export your map as a georeferenced PDF (GeoPDF) with UTM grid, legend, scale bar, north arrow and title block. Opens in Avenza Maps and QGIS with coordinates intact. Page sizes from A4 to A0. Also for: land surveyors, geologists, utilities, search and rescue, rangers and archaeologists. Developed by The Nero Labs. Not affiliated with Esri, ArcGIS or Avenza. LEGAL Privacy Policy: https://mapnero.com/privacy.html Terms of Use (EULA): https://mapnero.com/terms.html
TopoWalk
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TopoWalk turns your iPhone into a GPS-guided land boundary walker. Load a trail file, walk the boundary, and watch waypoints turn green as you reach each one. WALK ANY BOUNDARY Load land parcels, property boundaries, or hiking trails from GPX, KML, DXF, and Shapefile formats. TopoWalk shows each waypoint on a satellite map with a yellow boundary line connecting them. GPS GUIDANCE Real-time distance to the next waypoint, off-trail warnings, and an audio chime when you arrive within 1 meter of each point. Never miss a boundary corner again. CONVERT BETWEEN FORMATS TopoWalk is the only app that converts between all major surveying and trail file formats. Import a KML cadastral map from a surveyor, convert it to GPX for your hiking app, export as DXF for AutoCAD, or save as Shapefile for GIS software. One tap to convert β no desktop software needed. Supported conversions: β’ GPX β KML β DXF β Shapefile (SHP) β’ Import from email, Files app, or any cloud storage β’ Export and share in any format TRACK YOUR PROGRESS See how many waypoints you've visited, total distance walked, land area and perimeter calculations β all updating live as you walk. 44 WORLD LANDMARKS INCLUDED Explore boundaries of famous landmarks: Buckingham Palace, Taj Mahal, Vatican City, Stonehenge, Machu Picchu, Forbidden City, and many more β all with real satellite-accurate boundaries from OpenStreetMap. FREE FEATURES β’ GPX file support β’ GPS-guided walking with audio alerts β’ Progress tracking and distance display β’ 44 bundled world landmark trails TOPOWALK PRO (one-time purchase) β’ KML, DXF, and Shapefile import & export β’ Convert between all formats (GPX, KML, DXF, SHP) β’ Area and perimeter calculations β’ Share trails with others
Screenshots
Verdict
The clearest difference is update cadence: TopoWalk at every 2 days against MapNero's every 5 days. MapNero's advantage is device support (4 vs 1). On price, ads, in-app purchases 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
Both are free to download. MapNero sells 3 in-app purchases, starting at $34.99 per year and TopoWalk sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
MapNero ships an update every 5 days, TopoWalk every 2 days. The most recent releases landed on October 6, 2026 and September 29, 2026 respectively.
| Parameter | MapNero | TopoWalk |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days | Every 2 days β better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, Mac, Apple Watch β better | iPhone |
| Requires iOS | 17.0 β better | 17.2 |
| Further details β not scored | ||
| Size | 65 MB | 2 MB |
| Age rating | 17+ | 4+ |
| Developer | Serhan UCAR | Zsolt Bencze |
In-app purchases
MapNero
- MapNero Core$34.991 Year
- MapNero Pro$79.991 Year
- MapNero Team Solo$99.991 Year
TopoWalk
- GPXWalk Pro$4.99









