# igc Viewer vs XCSoar

The clearest difference is rating: XCSoar at 5.0 against igc Viewer's 4.0. XCSoar also leads on in-app purchases (none vs 1) and iOS requirement (11.0 vs 13.1). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. igc Viewer sells 1 one-off in-app purchase. XCSoar asks for nothing beyond the download.

XCSoar holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews split almost evenly too, at 50% and 50% positive.

igc Viewer ships an update every 4 months, XCSoar every 2 months. The most recent releases landed on September 8, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | igc Viewer | XCSoar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/igc-viewer/id1428270954/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/xcsoar/id6741046464/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 97 MB | 28 MB |
| Requires iOS | 13.1 | **11.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Hiroki Kijima](https://appshunter.io/developer/1326808571) | [praechtig gbr](https://appshunter.io/developer/1483050323) |

## What reviewers say

### igc Viewer

[App page](https://appshunter.io/ios/app/igc-viewer/id1428270954)

Easily view flight data from .igc files. Simply open the file through your device's File App or share it directly to the application. It handles various file sizes, displaying your flight information efficiently.

**Highlights:** Open .igc files, File App integration, Share to app functionality, Handles various file sizes, Displays flight information

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flight Computer Mode | $4.99 | one-time |


### XCSoar

[App page](https://appshunter.io/ios/app/xcsoar/id6741046464)

An open-source flight navigation tool for gliders and sailplanes. It offers a moving map, task planning, airspace data, and thermal detection to aid pilots in route optimization and real-time flight information.

**Highlights:** Moving map display, Task planning, Airspace information, Thermal detection, Route optimization, Real-time flight data

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is igc Viewer free?

igc Viewer is free to download, with in-app purchases available.

### Is XCSoar free?

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

### Which has better reviews, igc Viewer or XCSoar?

XCSoar is rated higher. igc Viewer averages 4.0 out of 5 from 2 ratings, while XCSoar averages 5.0 from 1 ratings.

### Do igc Viewer or XCSoar have ads?

Neither igc Viewer nor XCSoar shows ads.

### Which is updated more often, igc Viewer or XCSoar?

igc Viewer ships an update every 4 months, and XCSoar every 2 months. Most recently, igc Viewer was updated on September 8, 2026 and XCSoar on September 5, 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.*