# KUHN vs Vigi

KUHN and Vigi are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 9 months. The most recent releases landed on October 21, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | KUHN | Vigi |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | Every 9 months |
| Monetization | Free | — |
| Size | 74 MB | 55 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KUHN SA](https://appshunter.io/developer/471366120) | [INRA](https://appshunter.io/developer/486390094) |

## What reviewers say

### KUHN

[App page](https://appshunter.io/ios/app/kuhn-spreadset/id1108935198)

This application helps optimize fertilizer spreading by guiding users to select the correct fertilizer and adjust spreader settings for precise dosage and even distribution. It functions offline and automatically updates data.

**Highlights:** Fertilizer selection guidance, Spreader adjustment settings, Precise dosage calculation, Lateral distribution optimization, Offline functionality, Automatic data updates

**In-app purchases:** none


### Vigi

[App page](https://appshunter.io/ios/app/vigi-alsace/id1287924737)

**In-app purchases:** none


## Frequently asked questions

### Is KUHN free?

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

### Is Vigi free?

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

### Do KUHN or Vigi have ads?

Neither KUHN nor Vigi shows ads.

### Which is updated more often, KUHN or Vigi?

KUHN ships an update every 9 months, and Vigi every 9 months. Most recently, KUHN was updated on October 21, 2026 and Vigi on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*