# topoXpress vs ai.Orthodrome

The clearest difference is in-app purchases: topoXpress at none against ai.Orthodrome's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ai.Orthodrome sells 3 one-off in-app purchases. topoXpress asks for nothing beyond the download.

## The numbers

| Metric | topoXpress | ai.Orthodrome |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/topoxpress/id1500467308/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Monetization | **Free** | Free with in-app purchases |
| Size | 27 MB | 8 MB |
| Requires iOS | **17.5** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [TopoLynx GIS & Mapping Ltd](https://appshunter.io/developer/1500467307) | [Narcyz Adamus](https://appshunter.io/developer/1092865008) |

## What reviewers say

### topoXpress

[App page](https://appshunter.io/ios/app/topoxpress/id1500467308)

This application provides robust GIS and surveying tools for field data collection and analysis. It supports both online and offline operations with a wide range of spatial data formats and powerful visualization functions. Designed for professionals, it facilitates collaborative mapping and extensive GNSS receiver integration.

**Highlights:** Multiplatform GIS and surveying functionality, Handles large spatial datasets (raster/vector), Online and offline data operation, Powerful GIS visualization functions, Productive data collection tools, Collaborative mapping via cloud service, Extensive GNSS receiver support

**Features:** macOS Compatibility

**In-app purchases:** none


### ai.Orthodrome

[App page](https://appshunter.io/ios/app/aiorthodrome/id6738966918)

Calculate the shortest distance between two points on a map and compare different routes. Export your route data in multiple formats or use the companion watch app for on-the-go navigation.

**Highlights:** Calculate orthodromes between points, Compare orthodrome with loxodrome, Export segments in PDF, CSV, GPX, Copy route data to clipboard, Intuitive interface, Watch version available

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5  Exports | $1.99 | one-time |
| 10 Exports | $2.99 | one-time |
| Full | $19.99 | one-time |


## Frequently asked questions

### Is topoXpress free?

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

### Is ai.Orthodrome free?

ai.Orthodrome is free to download, with in-app purchases available.

### Do topoXpress or ai.Orthodrome have ads?

Neither topoXpress nor ai.Orthodrome shows ads.

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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.*