Best Fertilizer Planning Tool Apps

249+ iOS apps curated and reviewed

3.6 avg rating
18 free apps
Updated September 2026

Finding the right fertilizer planning tool apps can be overwhelming with so many options. We've analyzed 249+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Fertilizer Planning Tool Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1GCI Turf CalculatorGCI Turf CalculatorFree—YesNoSep 2026
2NPKalc - Fertilizer CalculatorNPKalc - Fertilizer CalculatorFree4.6★ (16)NoYesSep 2026
3FertiliCalcFertiliCalcFree—NoNoMay 2026
4Fertilizer Removal by CropFertilizer Removal by CropFree3.3★ (26)NoNoAug 2026
5GrowCalcGrowCalcFree5.0★ (2)NoYesSep 2026
6ArborNote For Tree Care ProsArborNote For Tree Care ProsFree4.5★ (26)NoNoSep 2026
7NPK CalculatorNPK Calculator$2.993.3★ (8)NoNoSep 2026
8Greenhouse FertilizerGreenhouse Fertilizer$1.99—NoNoMay 2026

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FAQ about Fertilizer Planning Tool

Are there free fertilizer planning tool apps for iPhone?
Yes — 18 of the top fertilizer planning tool apps we rank are free to download, including GCI Turf Calculator and NPKalc - Fertilizer Calculator.
GCI Turf Calculator shows ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 249+ fertilizer planning tool apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.