# GDR vs SG골프 SDR

The clearest difference is update cadence: GDR at every 6 weeks against SG골프 SDR's every 7 months. GDR also leads on review sentiment (19% vs 0%). SG골프 SDR's advantage is iOS requirement (12.1 vs 15.6). On price, ads, in-app purchases and monetization model 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, SG골프 SDR every 7 months. The most recent releases landed on October 20, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | GDR | SG골프 SDR |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **19.2% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 7 months |
| Monetization | Free | Free |
| Size | 288 MB | 16 MB |
| Requires iOS | 15.6 | **12.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [(주)골프존](https://appshunter.io/developer/379892036) | [SGDATA](https://appshunter.io/developer/481889107) |

## 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


### SG골프 SDR

[App page](https://appshunter.io/ios/app/sg-sdr/id1481929203)

This app allows users to easily check practice records from a full 3D golf simulation program. It covers various aspects of the game, from putting to driving, providing a comprehensive practice tool.

**Highlights:** Full 3D practice program, Record checking, Putting practice, Approach shot practice, Iron shot practice, Driver shot practice

**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 SG골프 SDR free?

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

### Do GDR or SG골프 SDR have ads?

Neither GDR nor SG골프 SDR shows ads.

### Which is updated more often, GDR or SG골프 SDR?

GDR ships an update every 6 weeks, and SG골프 SDR every 7 months. Most recently, GDR was updated on October 20, 2026 and SG골프 SDR on October 8, 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.*