# GDR vs QED

The clearest difference is ads: GDR at none against QED's shown. On price, review sentiment, update cadence and in-app purchases there is nothing between them.

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

GDR ships an update every 6 weeks, QED every 2 months. Both last shipped on October 16, 2026.

## The numbers

| Metric | GDR | QED |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.7 (50 ratings)](https://appshunter.io/ios/app/qed/id1461428670/reviews)** |
| Number of ratings | — | **50** |
| Positive reviews | 19.2% of reviews | **20.8% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 288 MB | 56 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 17+ |
| Developer | [(주)골프존](https://appshunter.io/developer/379892036) | [Creatz Inc.](https://appshunter.io/developer/1810146991) |

## What reviewers say

### GDR

[App page](https://appshunter.io/ios/app/gdr/id572801387)

Enhance your golf game with a new practice routine. This app transforms repetitive golf practice into an engaging experience with detailed analysis of your performance, club usage, and swing comparisons. Set practice goals by comparing your data to higher-ranked players.

**Highlights:** Practice result overview, Club-specific analysis, Data comparison with top players, Swing comparison (yesterday vs. today), Performance tracking

**In-app purchases:** none


### QED

[App page](https://appshunter.io/ios/app/qed/id1461428670)

Access world-class accurate data from sensors in stores nationwide. Conveniently review your practice sessions and analyze your performance with detailed statistics, swing analysis, and club data. Book store visits or join queues directly through the app.

**Highlights:** Accurate sensor data, Club average distance, Shot dispersion analysis, Daily trend tracking, Swing video analysis, Store booking/queuing, My club configuration

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GDR free?

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

### Is QED free?

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

### Do GDR or QED have ads?

QED shows ads; GDR does not.

### Which is updated more often, GDR or QED?

GDR ships an update every 6 weeks, and QED every 2 months. Most recently, GDR was updated on October 16, 2026 and QED on October 16, 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.*