# Topography Lite vs Global Mapper Mobile

The clearest difference is in-app purchases: Topography Lite at none against Global Mapper Mobile's 1. Global Mapper Mobile's advantage is review sentiment (29% vs 20%) and iOS requirement (12.2 vs 16.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Global Mapper Mobile sells 1 in-app purchase, starting at $49.99 per year. Topography Lite asks for nothing beyond the download.

Topography Lite ships an update every 7 months, Global Mapper Mobile every 4 months. The most recent releases landed on October 9, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Topography Lite | Global Mapper Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (15 ratings)](https://appshunter.io/ios/app/global-mapper-mobile/id1097875766/reviews)** |
| Number of ratings | — | **15** |
| Positive reviews | 20.0% of reviews | **28.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 126 MB |
| Requires iOS | 16.1 | **12.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [Georgios Graikousis](https://appshunter.io/developer/622591560) | [Blue Marble Geographics](https://appshunter.io/developer/424089128) |

## What reviewers say

### Topography Lite

[App page](https://appshunter.io/ios/app/topography-lite/id689662551)

This tool helps civil engineers, architects, and surveyors measure surface areas and convert coordinates to UTM EGSA87. It allows users to calculate polygon areas, export measurements in DXF, KML, and TXT formats, and input coordinates manually or by selecting points on a map.

**Highlights:** Convert coordinates to UTM EGSA87, Calculate polygon area in square meters, Export measurements in DXF, KML, TXT, Input coordinates manually, Select points on map for measurement

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

**In-app purchases:** none


### Global Mapper Mobile

[App page](https://appshunter.io/ios/app/global-mapper-mobile/id1097875766)

This application allows users to view and collect GIS data in the field using their mobile device's GPS. It supports various data layers and offers tools for drawing, tracking, and form-based data collection, with advanced features available through an in-app purchase.

**Highlights:** Vector, raster, and terrain data display, GPS location display and feature creation, Drawing, tracking, and form-based data collection, Image capture and Picture Point creation, Advanced GPS support for GNSS devices, RTK correction via NTRIP client, Offline data access and custom online sources

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Module | $49.99 | per year |


## Frequently asked questions

### Is Topography Lite free?

Topography Lite is free to download, with no in-app purchases.

### Is Global Mapper Mobile free?

Global Mapper Mobile is free to download, with in-app purchases available.

### Do Topography Lite or Global Mapper Mobile have ads?

Neither Topography Lite nor Global Mapper Mobile shows ads.

### Which is updated more often, Topography Lite or Global Mapper Mobile?

Topography Lite ships an update every 7 months, and Global Mapper Mobile every 4 months. Most recently, Topography Lite was updated on October 9, 2026 and Global Mapper Mobile on November 1, 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.*