.Box - The Dot Game icon
Dutch Provinces (stickers) icon
Set the clock icon

Frank Guchelaar

For children learning to tell time and their parents or educators seeking structured, interactive practice tools.

Known forSet the clock
3apps2.9(974) Multi-theme

Snapshot

Who is Frank Guchelaar?

Providing educational tools for children to master time-telling skills through interactive, multilingual game environments.

Target audience

Children learning to tell timeTheir parents or educators seeking structuredInteractive practice tools

Top rival

AdaptedMind

Other rivals

Portfolio

Free 2
3
apps
Education1
Games1
Stickers1

Last updated

Set the clock

v5.0.1

10mo ago

Maintenance

Publisher DNA

What defines Frank Guchelaar?

Publisher DNA

Primary focus

Educational tools and casual games

Scale

indie

Target audience

Children learning to tell time and their parents or educators seeking structured, interactive practice tools.

Signature Patterns

  • •Development of educational content in collaboration with child education professionals
  • •Multilingual localization strategy across core educational offerings
  • •Mixed monetization model ranging from paid educational apps to free ad-supported games
  • •Focus on simple, task-oriented mechanics for both games and educational tools
Maintenance

Portfolio momentum

With 4 releases in the last 6 months but 2 out of 3 apps classified as abandoned, the publisher is in a maintenance phase focused primarily on their flagship educational title.

Last release 118d agoActive apps 1Abandoned 2

Portfolio

What does Frank Guchelaar ship?

Apps

3 apps analysed

Set the clock icon
Set the clock

The aim of the game is to stop the clock at the indicated time. good luck!

4.5(971)

Rivals

Who does Frank Guchelaar compete with?

The rivals identified

Same space(4)

AdaptedMind

known forAdaptedMind Math: Learning App

2 apps4.7Education

This app targets the same K-12 learning segment by using adaptive technology to customize math practice paths.

BAYARD SA

known forMontessori Preschool, kids 3-7

1 appEducation

This app addresses the same early education demographic but focuses on a broader Montessori-aligned curriculum rather than specific time-telling skills.

Khan Academy

known forKhan Academy Kids

1 app4.8Education

This platform serves the same early childhood education audience as Set the clock but provides a broader, non-profit curriculum.

Smartick

known forSmartick Kids Learn Math

1 app4.7Education

This app competes for the same time-constrained educational market by promising math mastery in 15-minute daily sessions.

The Analyst's Read

The bottom line on Frank Guchelaar

Bottom line

The publisher is a small-scale developer with a strong, singular product-market fit in the educational space. Their long-term viability depends on their ability to continue supporting their flagship app while managing a stagnant secondary portfolio.

Frequently asked questions

How many apps does Frank Guchelaar publish?
Frank Guchelaar has 3 apps tracked by Marlvel, primarily in the Education category.
What kind of apps does Frank Guchelaar make?
Frank Guchelaar's portfolio is concentrated in Education and Games, with an average rating of 2.9/5 across rated apps.
What is Frank Guchelaar's top app?
By review volume across the portfolio, Set the clock is Frank Guchelaar's best-known app tracked by Marlvel.

What fed this analysis

Apps analyzed:
3
With full intel:
0
With overview:
3
Website scraped:
yes
Social presence:
yes

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 Frank Guchelaar, 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. “Frank Guchelaar intelligence.” Updated 2026-05-07. https://marlvel.ai/publishers/frank-guchelaar

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Data licensed under CC-BY-NC 4.0