SmartSpray vs MSU Irrigation
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SmartSpray
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Predict spray coverage. SmartSpray allows you to predict pesticide spray coverage under different operational (for instance, type of nozzles, spray volume, and tractor speed) and weather (temperature, relative humidity and wind) scenarios. Get spray coverage of card. Quantify spray coverage based on water sensitive spray cards that were placed in fields prior to spray applications.
MSU Irrigation
Plan and log irrigation field by field with data-driven recommendations. Get daily insights based on weather, ET, and crop/soil conditions. Collaborate with your team to ensure everyone is aligned on irrigation schedules.
- Field-by-field irrigation management
- Daily recommendations based on weather and ET
- Crop and soil data integration
- Irrigation schedule tracking
- Team collaboration features
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Manage irrigation with data, not guesswork. MSU Irrigation helps you plan and log irrigation field by field. Get daily recommendations based on weather, ET, and your crop and soil. Add fields, track schedules, and invite your team so everyone stays on the same page.
Screenshots
Verdict
The clearest difference is iOS requirement: SmartSpray at 12.0 against MSU Irrigation's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.
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.
SmartSpray ships an update every 2 weeks, MSU Irrigation every 3 weeks. The most recent releases landed on October 26, 2026 and October 16, 2026 respectively.
| Parameter | SmartSpray | MSU Irrigation |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Number of ratings | — | 3 — better |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 34 MB | 82 MB |
| Age rating | 4+ | 4+ |
| Developer | Christian Nansen | MICHIGAN STATE UNIVERSITY |
In-app purchases
SmartSpray
No in-app purchases
MSU Irrigation
No in-app purchases
Questions
Is SmartSpray free?
Is MSU Irrigation free?
Do SmartSpray or MSU Irrigation have ads?
Which is updated more often, SmartSpray or MSU Irrigation?
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