# GSD Drone Calculator vs RID Benchmark

The clearest difference is in-app purchases: RID Benchmark at none against GSD Drone Calculator's 3. RID Benchmark also leads on ads (none vs shown) and update cadence (every 2 days vs monthly). On price and device support there is nothing between them.

Both are free to download. GSD Drone Calculator sells 3 in-app purchases, starting at $1.99 per month. RID Benchmark asks for nothing beyond the download.

GSD Drone Calculator ships an update monthly, RID Benchmark every 2 days. The most recent releases landed on November 3, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | GSD Drone Calculator | RID Benchmark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/gsd-drone-calculator/id6450757319/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 82 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Roman Akhromieiev](https://appshunter.io/developer/1223973006) | [Royal Irrigation Department](https://appshunter.io/developer/1161273398) |

## What reviewers say

### GSD Drone Calculator

[App page](https://appshunter.io/ios/app/gsd-drone-calculator/id6450757319)

Calculate Ground Sample Distance (GSD) for drone missions with this intuitive tool. Input drone specs and camera details to get precise GSD values for optimal mapping, surveying, and photography. Streamline your data collection and enhance accuracy for all aerial endeavors.

**Highlights:** Accurate GSD calculations, Input drone and camera specifications, Real-time GSD values, Optimize flight planning, Intuitive user interface, Save calculations, Image resolution insights

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Month | $1.99 | per month |
| Annual | $19.99 | per year |
| Lifetime | $29.99 | one-time |


### RID Benchmark

[App page](https://appshunter.io/ios/app/rid-benchmark/id6787851604)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GSD Drone Calculator free?

GSD Drone Calculator is free to download, with in-app purchases available.

### Is RID Benchmark free?

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

### Do GSD Drone Calculator or RID Benchmark have ads?

GSD Drone Calculator shows ads; RID Benchmark does not.

### Which is updated more often, GSD Drone Calculator or RID Benchmark?

GSD Drone Calculator ships an update monthly, and RID Benchmark every 2 days. Most recently, GSD Drone Calculator was updated on November 3, 2026 and RID Benchmark on November 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.*