# GK Field Mapper vs Topo Maps 2

The clearest difference is review sentiment: GK Field Mapper at 100% against Topo Maps 2's 38%. GK Field Mapper also leads on rating (5.0 vs 4.2). Topo Maps 2's advantage is ratings volume (39 vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. GK Field Mapper sells 4 in-app purchases, starting at $5.99 per month and Topo Maps 2 sells 1 in-app purchase, starting at $4.99 per year. Whichever you choose, the download price is not the number that matters.

GK Field Mapper holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Topo Maps 2 has 39 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of GK Field Mapper's written reviews are positive against 38% of Topo Maps 2's.

GK Field Mapper ships an update monthly, Topo Maps 2 every 5 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | GK Field Mapper | Topo Maps 2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/gk-field-mapper/id6448194019/reviews)** | [4.2 (39 ratings)](https://appshunter.io/ios/app/topo-maps-2/id6453889012/reviews) |
| Number of ratings | 2 | **39** |
| Positive reviews | **100.0% of reviews** | 37.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Freemium | Free with in-app purchases |
| Size | 58 MB | 223 MB |
| Requires iOS | **17.0** | 17.2 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [GK Technology, Inc.](https://appshunter.io/developer/1683879796) | [Mappendix Limited](https://appshunter.io/developer/298854054) |

## What reviewers say

### GK Field Mapper

[App page](https://appshunter.io/ios/app/gk-field-mapper/id6448194019)

This app provides comprehensive mobile mapping tools for surveying, recording GPS locations, and visualizing geospatial data. It supports various data formats, custom styling, and offline functionality, with cloud synchronization for seamless data transfer.

**Highlights:** Survey points, lines, polygons, and benchmarks, Log full GPS data and create quickmarks, Utilize internal or external GPS devices, Load geo-referenced images and vector data, Create drawings, measurements, and style data labels, Offline functionality and cloud synchronization

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard | $5.99 | per month |
| Professional Monthly | $14.99 | per month |
| Professional Yearly | $119.99 | per year |
| Enterprise | $239.99 | per year |


### Topo Maps 2

[App page](https://appshunter.io/ios/app/topo-maps-2/id6453889012)

Access detailed topographic maps and satellite imagery for the US and Canada, usable offline. Record and share tracks, plan routes with 2D/3D visualization, and view geolocated photos. Offers hybrid map modes and offline search capabilities.

**Highlights:** Offline topographic maps, 2D and 3D map views, Track recording and sharing, Route planning and visualization, Hybrid map mode, Offline search, Geolocated photo display

**Features:** macOS Compatibility, Safari Extension, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Detailed Maps - 1 year | $4.99 | per year |


## Frequently asked questions

### Is GK Field Mapper free?

GK Field Mapper is free to download, with in-app purchases available.

### Is Topo Maps 2 free?

Topo Maps 2 is free to download, with in-app purchases available.

### Which has better reviews, GK Field Mapper or Topo Maps 2?

GK Field Mapper is rated higher. GK Field Mapper averages 5.0 out of 5 from 2 ratings, while Topo Maps 2 averages 4.2 from 39 ratings.

### Do GK Field Mapper or Topo Maps 2 have ads?

Neither GK Field Mapper nor Topo Maps 2 shows ads.

### Which is updated more often, GK Field Mapper or Topo Maps 2?

GK Field Mapper ships an update monthly, and Topo Maps 2 every 5 weeks. Most recently, GK Field Mapper was updated on October 24, 2026 and Topo Maps 2 on October 24, 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.*