Sebastian Heilmann

Known for

Journal Platinum

1app0.0Lifestyle

Active nemesis

EMMO

Other rivals

Publisher DNA

AI intelligence is not yet available for Sebastian Heilmann. The portfolio data below is up to date.

Top niches they play in

Journaling Note Taking1 app

Explore the Journaling Note Taking niche

See every app competing in Sebastian Heilmann's strongest niche.

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Portfolio

Apps

1 app analysed

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Journal Platinum

0.0

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Guided prompt system (Morning Intentions) anchors the app as a daily routine, increasing session frequency.
Zero rating count on the App Store indicates a failure to convert initial downloads into active user feedback.

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

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

Americas (1)

User sentiment

User-sentiment analysis coming soon.

Rivals

The rivals identified

Nemeses(1)

EMMO

known forEMMO - 日记与笔记

1 app

So what?

Strategic outlook coming soon.

Frequently asked questions

How many apps does Sebastian Heilmann publish?

Sebastian Heilmann has 1 app tracked by Marlvel, primarily in the Lifestyle category.

What kind of apps does Sebastian Heilmann make?

Sebastian Heilmann's portfolio is concentrated in Lifestyle, with an average rating of 0.0/5 across rated apps.

Last updated

Journal Platinum

v1.0.131

10mo ago

Europe (1)

Germany1 / 1

Core markets (1/1 apps)

GermanyUnited States

EMMO dominates the lifestyle journaling space with a massive user base and high-frequency engagement, directly competing for the same daily habit-building audience as Journal Platinum.