KUHN vs Vigi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KUHN
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.
- Fertilizer selection guidance
- Spreader adjustment settings
- Precise dosage calculation
- Lateral distribution optimization
- Offline functionality
- Automatic data updates
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For increased fertilizer spreading efficiency, KUHN has developed an application to assist you in the fertilizer spreader adjustments. Considering the multitude of fertilizers available on the market, it is essential to identify and select the right fertilizer in the spreading charts. This application will guide you through the settings to use for spreading the right dose and obtaining a good lateral distribution. This application also functions without telephone network coverage. Data update is automatic.
Vigi
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Vigi-Alsace est une application de surveillance dédiée au vignoble alsacien.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | KUHN | Vigi |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| Update frequency | Every 9 months | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 74 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | KUHN SA | INRA |
In-app purchases
KUHN
No in-app purchases
Vigi
No in-app purchases
