Report updated Jun 23, 2026
Fertilizer Calc App
For farmers and agricultural professionals needing precise, localized fertilizer application calculations.
Fertilizer Calc App is an established utilities app that is free with in-app purchases. With a 1.0/5 rating from 1 reviews, it shows polarized user reception.
What is Fertilizer Calc App?
Fertilizer Calc App is a utility tool for farmers to calculate elemental fertilizer requirements (N, P, K, MG, CA) on iOS and Android.
Farmers hire the app to translate crop nutrient targets into specific application rates, serving the need for precise field management without complex chemical mixing software.
Current Momentum
v3.4 · 3mo ago
Maintenance- Last major update February 2026.
- No notable feature additions recently.
Active Nemesis
Tank Mix Calculator
By TapLogic
Other Rivals
7-Day Rank Pulse 🇺🇸
UtilitiesNo ranking data
Rating Pulse 🇺🇸
What makes this app unique?
What Does It Look Like?
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What Are The Key Features?
Allows users to define custom area units in square meters for field calculations
Calculates required Kg/Ha for N, P, K, MG, and CA elements based on user-defined targets
Enables creation and tracking of individual fields for specific fertilization needs
How much does it cost?
- Free tier with basic functionality
- Pro membership for multiple custom unit storage
Freemium model gates advanced configuration features behind a pro membership to drive recurring revenue.
Who Built It?
Enrichment in progress
Publisher profile available very soon
What other apps does Alberto Giambone make?
What do users think recently?
Analysis in progress, available soon
View the full user-sentiment analysis
Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.
What is the competitive landscape for Fertilizer Calc App?
Where is it available?
Localized markets (1)
How's The Utilities Market?
How does it evolve in the Utilities market?
Fertilizer Calc App holds the #10 Free position in the Communication category in India, but its 1-star rating on iOS indicates significant friction. The lack of review volume relative to established agricultural tools signals a need for improved user acquisition and retention.
Rank progression
1 active ranking tracked — 30-day window
The rivals identified
Nemeses(1)
Both apps serve as essential utility tools for field-level chemical and nutrient management, directly competing for the attention of farmers performing precise application calculations.
Differentiators
- Offers a comprehensive chemical database that provides specific mixing instructions missing from the target app
- Includes offline sync capabilities, ensuring farmers can access critical data in remote, low-connectivity field environments
- Features a long-standing market presence with a significantly larger user review volume than the target
Head to head
The target app should prioritize adding an offline mode and a pre-populated nutrient database to neutralize the nemesis's utility advantage.
Contenders(4)
TankMix is a direct functional competitor that provides laboratory-backed data for chemical mixing, overlapping with our nutrient calculation utility.
Differentiators
- Leverages laboratory-tested mixability data, providing higher accuracy than generic calculation tools
- Backed by a major industry player, providing a level of brand authority and reliability
This app targets the same operational efficiency use case, focusing on irrigation management rather than fertilization, but sharing the same target demographic.
Differentiators
- Integrates a graphical pivot list that simplifies the management of multiple irrigation systems
- Includes a built-in notes log, allowing users to track historical changes alongside their calculations
SpraySelect competes for the same technical user base by providing precision hardware-linked calculations for agricultural spraying operations.
Differentiators
- Features a highly active development cycle with five updates in the last six months
- Includes a specialized spray tip recommendation engine that directly improves application efficiency for the user
This app competes by offering specialized agricultural calculation tools that assist farmers in managing resource requirements during challenging environmental conditions.
Differentiators
- Provides specialized ration development warnings that prevent nutritional imbalances in livestock feed
- Backed by government-verified agricultural data, offering a level of trust the target app lacks
Same space(3)
BASF provides regional agronomic advice, competing for the farmer's decision-making process regarding crop inputs and fertilization.
Differentiators
- Utilizes a regionalized agronomy database to provide localized advice tailored to specific soil conditions
- Features a product recommendation engine that bridges the gap between calculation and execution
This app provides satellite-based monitoring, serving as a visual decision-support tool for the same farmers using our calculator.
Differentiators
- Provides real-time satellite imagery monitoring to identify field anomalies before they become critical
- Includes collaborative features like workspace note tags and external sharing for team-based farm management
Taranis competes by providing high-level AI-driven insights that help farmers make decisions based on field health data.
Differentiators
- Uses AI-powered threat identification to automate field scouting and anomaly detection
- Offers a comprehensive data-driven dashboard that visualizes field health over time
Compare Fertilizer Calc App against every rival
All rivals in one side-by-side table — identity, store metrics, ratings & sentiment, and strategic intel — plus a head-to-head page for each.
The outtake for Fertilizer Calc App
Strengths to defend, gaps to attack
Core Strengths
- Flexible unit-conversion system supports diverse international farming standards
- Elemental nutrient focus differentiates from generic chemical mixers
Critical Frictions
- 1-star rating on iOS indicates critical usability regressions
- Manual data entry requirements create high friction for professional users
- No offline mode limits utility in remote field environments
Growth Levers
- Integration of a pre-populated nutrient database reduces manual entry friction
- Expansion into regionalized soil-condition data differentiates from static calculators
Market Threats
- Established competitors with offline sync capture the professional market
- Government-backed tools offer higher trust levels for agricultural planning
What are the next best moves?
Ship offline mode because it is the primary utility gap against the nemesis → neutralize the connectivity disadvantage
Competitor analysis identifies offline sync as a key differentiator for the nemesis, Tank Mix Calculator.
Trade-off: Push the UI redesign sprint to Q4 — offline utility is a higher-impact retention lever.
Build a pre-populated nutrient database because manual entry is the top friction point → increase user retention
The current manual entry requirement is a barrier to entry compared to established chemical databases.
Trade-off: Pause the custom unit storage expansion — database utility has a higher impact on new-user conversion.
Audit the iOS onboarding flow because the 1-star rating suggests immediate user abandonment → stabilize the rating baseline
The 1-star rating on iOS indicates a critical failure in the first-time user experience.
Trade-off: Same-quarter capacity available — no major lever displaced.
A counter-intuitive read
The app's 1-star rating is a secondary problem; the primary risk is the lack of a pre-populated nutrient database, which makes the app a manual-entry burden rather than a utility.
Feature Gaps vs Competitors
- Offline sync capabilities (available in Tank Mix Calculator but missing here)
- Pre-populated chemical/nutrient database (available in Tank Mix Calculator but missing here)
Key Takeaways
Fertilizer Calc App provides a specialized elemental calculation tool, but its lack of offline support and high manual-entry friction limits its utility against established rivals, so the PM should prioritize offline functionality to close the competitive gap.
Where Is It Heading?
Mixed Signals
The agricultural utility market is consolidating around tools that offer offline access and pre-populated data, making manual-entry apps like Fertilizer Calc App increasingly obsolete. The app must transition from a static calculator to a data-rich utility to survive the competitive pressure from established industry players.
The 1-star rating on iOS indicates a failure in the core user experience, which will likely accelerate churn if not addressed immediately.
Recent updates have focused on stability rather than feature expansion, leaving the app exposed to more aggressive competitors with faster release cadences.