A. H. de Quatre

Known for

BikeCalc - Gear Calculator

1app

Top rival

Barton Cone

Other rivals

Portfolio

Free 1

app

Publisher DNA

AI intelligence is not yet available for A. H. de Quatre. The portfolio data below is up to date.

Portfolio

Apps

1 app analysed

Sort by

BikeCalc - Gear Calculator

3.1(7)

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Technical accuracy of gear ratio calculations
Feature gating of basic configuration storage

User sentiment

Positive apps

Neutral / mixed

Negative apps

50/100

Avg sentiment score

Top performer

BikeCalc - Gear Calculator

Mixed sentiment

Rivals

The rivals identified

Same space(4)

Barton Cone

known forNPKalc - Fertilizer Calculator

1 app

So what?

Strategic outlook coming soon.

Frequently asked questions

How many apps does A. H. de Quatre publish?

A. H. de Quatre has 1 app tracked by Marlvel, primarily in the Utilities category.

What kind of apps does A. H. de Quatre make?

A. H. de Quatre's portfolio is concentrated in Utilities, with an average rating of 3.1/5 across rated apps.

Last updated

BikeCalc - Gear Calculator

v7.4.0

1.4y ago

Tightly focused on 2 markets (France, United States).

Based on 1 of 1 app with localized market data · last scanned May 2026.

Americas (1)

United States1 / 1

Europe (1)

France1 / 1

Core markets (1/1 apps)

FranceUnited States

These apps share a core utility value proposition: converting raw input data into precise mechanical or chemical configurations for hobbyist maintenance.

harry bloch

known forFish Tank Buddy

1 app5.0Utilities

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Both apps act as essential maintenance companions for niche hobbyists, providing calculators that prevent equipment or environmental errors.

Mango Umbrella

known forMango Exposure: The Calculator

1 app5.0Utilities

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Both apps provide precision-based utility tools that help enthusiasts optimize equipment settings for specific performance outcomes.

Vortex Optics

known forGeoBallistics

1 app3.5Utilities

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While serving different niches, both apps function as specialized technical calculators that solve complex physical variables for hobbyists.

New entrants(1)

Wontae Lee

known forReef Tank Guides

1 app0.0Utilities

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This app represents a shift toward integrated hobby management, combining calculation tools with equipment configuration checks.

What is A. H. de Quatre's top app?

Based on user sentiment and following across the portfolio, BikeCalc - Gear Calculator stands out as A. H. de Quatre's flagship app tracked by Marlvel.

In how many countries are A. H. de Quatre's apps available?

Marlvel has tracked A. H. de Quatre's apps across 2 countries.

Snapshot

Publisher DNA

Portfolio

Apps

User sentiment

Rivals

The rivals identified

Same space(4)

So what?

Frequently asked questions

Americas (1)

Europe (1)

Core markets (1/1 apps)

New entrants(1)