Breastfeeding Management 2 icon
Poker Omnibus W50P icon

Robert Jen

For healthcare professionals including IBCLCs and physicians, alongside poker historians and enthusiasts.

2apps4.6(11)MedicalBook

Snapshot

Who is Robert Jen?

Providing clinical resources for healthcare providers and historical archives for poker enthusiasts. Supporting specialized professional and hobbyist communities through digital reference tools.

Target audience

Healthcare professionals including IBCLCsPhysiciansAlongside poker historians

Top rival

Fem Health

Other rivals

Portfolio

2
apps
Book1
Medical1

Last updated

Breastfeeding Management 2

v1.2.3

9.8y ago

Dormant

Publisher DNA

What defines Robert Jen?

Publisher DNA

Primary focus

Specialized reference and clinical utility tools

Scale

indie

Target audience

Healthcare professionals including IBCLCs and physicians, alongside poker historians and enthusiasts.

Signature Patterns

  • •Paid pricing model across all titles
  • •Focus on niche, high-information-density content
  • •Utility-driven design for professional or hobbyist research
  • •Long-term product lifecycle with minimal update frequency
Dormant

Portfolio momentum

With zero releases in the last 6 months and a majority of the portfolio classified as abandoned, the publisher is currently in a maintenance or legacy state.

Active apps 0Abandoned 1

Portfolio

What does Robert Jen ship?

Apps

2 apps analysed

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

Based on 1 of 2 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (1)

  • United States1 / 1

Core markets (1/1 apps)

United States

Rivals

Who does Robert Jen compete with?

The rivals identified

Same space(2)

Fem Health

known forLactApp: Breastfeeding expert

1 app3.9Medical

LactApp targets the same clinical and maternal audience but captures revenue through a B2B professional tier, creating a parallel path for lactation management.

MD Aware

known forMDCalc Medical Calculator

1 app4.9Medical

MDCalc provides a broader library of 900 clinical tools, serving as a generalist bedside reference that complements the specialized breastfeeding focus of the source app.

The Analyst's Read

The bottom line on Robert Jen

Bottom line

The publisher maintains a portfolio of static, specialized reference tools with no active development trajectory. Their value lies in the niche, curated nature of their content rather than software-as-a-service scalability.

Frequently asked questions

How many apps does Robert Jen publish?
Robert Jen has 2 apps tracked by Marlvel, primarily in the Book category.
What kind of apps does Robert Jen make?
Robert Jen's portfolio is concentrated in Book and Medical, with an average rating of 4.6/5 across rated apps.
What is Robert Jen's top app?
By review volume across the portfolio, Breastfeeding Management 2 is Robert Jen's best-known app tracked by Marlvel.
In how many countries are Robert Jen's apps available?
Marlvel has tracked Robert Jen's apps across 1 country.

What fed this analysis

Apps analyzed:
2
With full intel:
0
With overview:
2
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 Robert Jen, 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. “Robert Jen intelligence.” Updated 2026-05-08. https://marlvel.ai/publishers/robert-jen

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Data licensed under CC-BY-NC 4.0