Swimming Pool Calculator icon

Fernando Montero

For residential pool owners seeking simplified chemical balancing and maintenance troubleshooting routines.

1app4.2(1.1K)Utilities

Snapshot

Who is Fernando Montero?

Providing residential pool owners with accessible tools for water maintenance and chemical balancing.

Target audience

Residential pool owners seeking simplified chemical balancingMaintenance troubleshooting routines

Active nemesis

BioLab

Other rivals

Portfolio

Free 1
1
app
Utilities1

Last updated

Swimming Pool Calculator

v3.10.19

8mo ago

Active

Publisher DNA

What defines Fernando Montero?

Publisher DNA

Primary focus

Pool maintenance utilities

Scale

indie

Target audience

Residential pool owners seeking simplified chemical balancing and maintenance troubleshooting routines.

Signature Patterns

  • •Focus on single-purpose utility tools for home maintenance
  • •High-frequency update cycle to maintain tool accuracy and performance
  • •Monetization via a free-to-use model supported by direct customer service
  • •Step-by-step troubleshooting guidance for non-professional users
Active

Portfolio momentum

Maintains a high update cadence with 6 releases in the last 6 months for their single active utility title.

Last release 29d agoActive apps 1

Portfolio

What does Fernando Montero ship?

Apps

1 app analysed

Swimming Pool Calculator icon
Swimming Pool Calculator

Manage your Swimming Pool with the Ideal Maintenance. Drive your Pool.

4.2(1.1K)

Single-market publisher, every app ships only to United States.

Based on 1 of 1 app with localized market data · last scanned .

Americas (1)

  • United States1 / 1

Core markets (1/1 apps)

United States

Rivals

Who does Fernando Montero compete with?

The rivals identified

Nemeses(1)

BioLab

known forPool Time ClearPool Expert™

2 apps4.7Utilities

Drives retail conversion for Home Depot by anchoring users to a branded chemical-testing workflow.

Contenders(10)

Grey Park

known forSimple Pool: Chemistry & Math

1 app4.9Utilities

Both apps target residential pool owners by providing chemical dosing and maintenance calculations to reduce reliance on professional pool store advice.

Gunter Business Solutions

known forPool Chem Calculator

1 app3.3Utilities

Both apps target residential pool owners with chemical balancing tools, creating direct competition for users seeking maintenance guidance.

Ingenio Productions

known forPool Water Calculator

1 app4.6Utilities

Both apps target residential pool owners with chemical maintenance tools, creating direct competition for users seeking water quality management.

KeyInventions

known forPoolsKey: Pool Water Testing

2 apps5.0Utilities

Both apps target residential pool owners by providing chemical balancing and maintenance guidance. PoolsKey competes by offering automated test strip scanning and dosing calculations.

Michael Holloway

known forPool Log

1 app4.7Utilities

Both applications target residential pool owners by providing chemical dosing calculations and maintenance guidance for water quality management.

Pinch A Penny

known forPinch A Penny - Pool Care

1 app1.7Utilities

Both apps target residential pool owners with chemical balancing and troubleshooting tools, creating direct competition for daily maintenance utility.

Pixelwand

known forHotTub&Pool

1 app3.5Utilities

Both apps target residential pool owners with free chemical dosage calculators, creating direct competition for users seeking water maintenance tools.

Pool and Spa Resources

known forPool-Calculator

1 app4.1Utilities

Both apps target residential pool owners with chemical maintenance tools, creating direct competition for users seeking water quality management.

Rufat Babayev

known forPool Calculator & Chemistry

1 app3.5Utilities

Both applications target residential pool owners with chemical balancing and maintenance tools, creating direct competition for the same user base.

Sergii Nesterenko

known forPool Math Calculator

1 app4.8Utilities

Both apps target residential pool owners with free chemical maintenance tools, creating direct competition for users seeking water balance guidance.

Same space(18)

Alexey Ovod

known forCSS Calculator Pro

1 app0.0Utilities

Assists swimmers in calculating critical swim speed and sprint distance index.

BetterWay Apps

known forPool Smart

1 app4.5Utilities

Offers a one-time purchase model for chlorine-based pool maintenance, appealing to users avoiding subscriptions.

Corey Sessions

known forPool Plus

1 app5.0Utilities

Provides a specific tool for estimating pool volume in gallons.

CyberHost

known forPoolFu - Pool & Spa Chemistry

1 app4.3Utilities

Offers a system-wide approach to pool care by considering equipment and weather in recommendations.

Dmitriy Migunov

known forPool Chemist: Water Balance

1 app0.0Utilities

Operates fully offline to provide chemical dosing instructions based on test kit readings.

Gazzini Ventures

known forPool Doctor

2 apps4.4Utilities

Provides professional-grade chemical balancing tools for serious enthusiasts and maintenance pros.

Maxime Bele

known forMy Pool - Pool Care

1 app0.0Utilities

Translates water test results into step-by-step balancing plans tailored to pool volume.

Pool Balance

known forPool Balance LLC

1 app5.0Utilities

Combines chemical calculations with an AI-powered repair assistant for equipment issues.

POOL BY ENGINEER

known forPool Chemical LogBook

1 app0.0Utilities

Serves commercial facilities with inspector-ready PDF logbooks and multi-user collaboration.

Problem Solver Software

known forPool Pilot - Pool & Spa Care

2 apps4.0Utilities

Utilizes AI-powered test strip scanning to provide dosing recommendations.

RAMAH GUEDEGBE

known forCavrya · Pool Water Balance

1 app0.0Utilities

Interprets water balance using Langelier Saturation Index diagnosis for field use.

SALVATORE ESPOSITO

known forPool maintenance

1 app1.0Utilities

Offers a customizable service plan for pool start-up and weekly maintenance.

TroubleFreePool

known forPool Math by TroubleFreePool

1 app3.2Utilities

Targets the same chemical-balancing audience but prioritizes high-precision calculation over camera-based convenience.

Valentin Konovalov

known forPool Pulse

1 app5.0Utilities

Tracks and predicts chemical levels using interactive charts for trend visualization.

Verosocial Studio

known forLSI Calc DB Water Balance Log

1 app4.8Utilities

Focuses on LSI-based water balance for both owners and professionals as a paid utility.

Wabi Sabi Ware

known forPool Chemistry by Poolometer

1 app5.0Utilities

Organizes test history and provides maintenance guidance for pool owners.

Whalen Digital

known forPoolistry: Pool Calculator

1 appUtilities

Provides an all-in-one chemistry tracker and maintenance log for pool owners.

展悦 梁

known forAqua Temp

1 app1.9Utilities

Manages heat pump pool heaters via local WiFi or remote internet connection.

New entrants(2)

Gun woo Kim

known forPool Chem – Calculator & Log

1 app5.0Utilities

Provides a one-time purchase tool for chemical dosing and test history logging.

InnoWave SRL

known forPool Chem Calculator: Chlorino

1 app5.0Utilities

Tracks chemical inventory and expenses alongside dosing calculations.

The Analyst's Read

The bottom line on Fernando Montero

Bottom line

Fernando Montero is a focused indie developer with a strong niche presence in the pool maintenance category. Their disciplined update schedule and consistent user rating suggest a successful product-market fit within a specific residential utility vertical.

Frequently asked questions

How many apps does Fernando Montero publish?
Fernando Montero has 1 app tracked by Marlvel, primarily in the Utilities category.
What kind of apps does Fernando Montero make?
Fernando Montero's portfolio is concentrated in Utilities, with an average rating of 4.2/5 across rated apps.
What is Fernando Montero's top app?
By review volume across the portfolio, Swimming Pool Calculator is Fernando Montero's best-known app tracked by Marlvel.
In how many countries are Fernando Montero's apps available?
Marlvel has tracked Fernando Montero's apps across 1 country.

What fed this analysis

Apps analyzed:
1
With full intel:
0
With overview:
1
Website scraped:
yes
Social presence:
no

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Fernando Montero, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Fernando Montero intelligence.” Updated 2026-04-24. https://marlvel.ai/publishers/fernando-montero

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Data licensed under CC-BY-NC 4.0