FertAdvisor vs FertiliCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FertAdvisor
This app helps homeowners and turfgrass professionals calculate fertilizer needs for lawns. It provides tools for spreader calibration, label interpretation, and application guidance through animations and videos.
- Fertilizer amount calculation
- Spreader calibration
- Fertilizer label reading
- Application technique guidance
- Soil sampling videos
- Area calculation
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FertAdvisor assists homeowners and turfgrass practitioners in calculating the amount of lawn fertilizer needed, drop and rotary spreader calibration, and reading a fertilizer label to properly apply fertilizer to turfgrass areas. Built in calculators help you determine how much fertilizer will be needed to properly fertilize turfgrass areas, streamline calibration calculations, calculate the amount of nitrogen, phosphate and potash that will be applied to their area based on the fertilizer selected. Animations and videos guide turfgrass enthusiasts on how to take a soil sample, properly apply fertilizer using drop and rotary spreaders, calibrate a fertilizer spreader, and calculate lawn surface area. Tips on application techniques, accurate calibration, proper fertilizer timing, nitrogen source selection combine to provide users a comprehensive tool that will help ensure accurate applications and reduce misapplications that can potentially damage turfgrass, waste fertilizer and/or pose environmental risk.
FertiliCalc
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FertiliCalc allows you to choose from a variety of crops, choose a combination of fertilizers to apply to them and calculate the rates of fertilizer, along with additional useful info for fertilization management. Your results are also tailored to your location and the properties of your soil.
Screenshots
Verdict
The clearest difference is update cadence: FertiliCalc at every 3 weeks against FertAdvisor's every 10 months. FertAdvisor's advantage is iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and device support 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.
FertAdvisor ships an update every 10 months, FertiliCalc every 3 weeks. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.
| Parameter | FertAdvisor | FertiliCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 10 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 65 MB | 41 MB |
| Age rating | 17+ | 4+ |
| Developer | University of Connecticut | Juan Villalobos Carrasco |
In-app purchases
FertAdvisor
No in-app purchases
FertiliCalc
No in-app purchases
Questions
Is FertAdvisor free?
Is FertiliCalc free?
Do FertAdvisor or FertiliCalc have ads?
Which is updated more often, FertAdvisor or FertiliCalc?
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