# WKGSIM vs Aufwind Glider Tracker

The clearest difference is update cadence: Aufwind Glider Tracker at weekly against WKGSIM's every 7 months. WKGSIM's advantage is iOS requirement (12.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

WKGSIM ships an update every 7 months, Aufwind Glider Tracker weekly. The most recent releases landed on September 18, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | WKGSIM | Aufwind Glider Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (100 ratings)](https://appshunter.io/ios/app/aufwind-glider-tracker/id1526313985/reviews)** |
| Number of ratings | — | **100** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Weekly** |
| Monetization | — | Free |
| Size | 42 MB | 2 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MITSUNORI TERAGAMI](https://appshunter.io/developer/883571123) | [Fifteen Jugglers Software UG](https://appshunter.io/developer/292972357) |

## What reviewers say

### WKGSIM

[App page](https://appshunter.io/ios/app/wkgsim/id1445976080)

**Features:** macOS Compatibility

**In-app purchases:** none


### Aufwind Glider Tracker

[App page](https://appshunter.io/ios/app/aufwind-glider-tracker/id1526313985)

Visualize gliders and aircraft with Flarm devices in your vicinity. Access live data from the OGN tracking system to stay informed about air traffic.

**Highlights:** Live OGN tracking data, See nearby gliders, View aircraft with Flarm, Real-time flight information

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is WKGSIM free?

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

### Is Aufwind Glider Tracker free?

Aufwind Glider Tracker is free to download, with no in-app purchases.

### Do WKGSIM or Aufwind Glider Tracker have ads?

Neither WKGSIM nor Aufwind Glider Tracker shows ads.

### Which is updated more often, WKGSIM or Aufwind Glider Tracker?

WKGSIM ships an update every 7 months, and Aufwind Glider Tracker weekly. Most recently, WKGSIM was updated on September 18, 2026 and Aufwind Glider Tracker on September 10, 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.*