# Fluxin vs GPD

The clearest difference is update cadence: Fluxin at every 3 weeks against GPD's every 2 months. Fluxin also leads on iOS requirement (12.4 vs 15.0). 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.

Fluxin ships an update every 3 weeks, GPD every 2 months. The most recent releases landed on September 18, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Fluxin | GPD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/fluxin/id1486166897/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 37 MB | 20 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Agroflux Equipamentos de Controle Agricola Ltda](https://appshunter.io/developer/1486166896) | [Charles Steinmetz](https://appshunter.io/developer/1514567876) |

## What reviewers say

### Fluxin

[App page](https://appshunter.io/ios/app/fluxin/id1486166897)

This tool helps agricultural professionals optimize spraying by measuring the flow rate of spray nozzles. It quickly identifies irregularities, ensuring precise application, reducing waste, and enhancing productivity. The app provides real-time monitoring, historical data, and report generation.

**Highlights:** Measures agricultural spray nozzle flow rate, Detects nozzle irregularities, Fast and efficient measurement (5 seconds per nozzle), Water-resistant and adaptable equipment, Wireless Bluetooth communication, Real-time monitoring via app, Readings history and report generation

**Features:** macOS Compatibility

**In-app purchases:** none


### GPD

[App page](https://appshunter.io/ios/app/gpd/id1514567877)

This app helps farmers assess planting uniformity by measuring seed spacing. It calculates the Coefficient of Variation (CV%) and analyzes distribution regularity, identifying acceptable spacing, doubles, and skips to improve crop yield.

**Highlights:** Measures seed spacing uniformity, Calculates Coefficient of Variation (CV%), Analyzes distribution regularity (acceptable, doubles, skips), Identifies causes of planting errors, Aids in improving plantability

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

**In-app purchases:** none


## Frequently asked questions

### Is Fluxin free?

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

### Is GPD free?

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

### Do Fluxin or GPD have ads?

Neither Fluxin nor GPD shows ads.

### Which is updated more often, Fluxin or GPD?

Fluxin ships an update every 3 weeks, and GPD every 2 months. Most recently, Fluxin was updated on September 18, 2026 and GPD on September 17, 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.*