KwangHo Yun

Known for

Unforget! Day

1app

Active nemesis

256 Arts

Other rivals

Publisher DNA

AI intelligence is not yet available for KwangHo Yun. The portfolio data below is up to date.

Portfolio

Apps

1 app analysed

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Unforget! Day

0.0

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Minimalist ad placement reduces churn risk compared to full-screen ad-heavy rivals.

Local-only data storage functions as a privacy-focused moat.
Absence of cloud synchronization limits data portability.

Tightly focused on 2 markets (South Korea, 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)

256 Arts

known forCountdowns+

1 app

So what?

Strategic outlook coming soon.

Frequently asked questions

How many apps does KwangHo Yun publish?

KwangHo Yun has 1 app tracked by Marlvel, primarily in the Lifestyle category.

What kind of apps does KwangHo Yun make?

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

Last updated

Unforget! Day

v1.0.2

4mo ago

Asia-Pacific (1)

South Korea1 / 1

Core markets (1/1 apps)

South KoreaUnited States

This app directly competes for the same user base by offering comprehensive event tracking, anniversary management, and D-Day countdowns.

Contenders(1)

Brayan Alexis Ramirez Martinez

known forVera: Relationship Reminders

1 app5.0Lifestyle

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Vera targets the relationship-management aspect of the lifestyle category, competing for users who want to track anniversaries and social milestones.

Same space(4)

INCREDIBLE FOX

known forTime Progress Gauges

1 app5.0Lifestyle

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This app shares the core utility of tracking time-based milestones, though it uses a visual gauge-based approach.

OhLee

known forAllDays : D-day widget

1 app4.7Lifestyle

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Tatsuya Tobioka

known forRemaining - Little time left

1 app1.0Lifestyle

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婷婷乔

known forEudemonia - 生活的艺术

1 app5.0Lifestyle

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New entrants(2)

19LAB

known forCheerly - Habits with a friend

1 app0.0Lifestyle

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This app introduces gamification and social accountability to the lifestyle tracking space, differentiating from static countdown apps.

Satoshi Abe

known for何かをカウント

1 app0.0Lifestyle

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What is KwangHo Yun's top app?

Based on user sentiment and following across the portfolio, Unforget! Day stands out as KwangHo Yun's flagship app tracked by Marlvel.

In how many countries are KwangHo Yun's apps available?

Marlvel has tracked KwangHo Yun's apps across 2 countries.

This app is a direct competitor in the D-Day and anniversary tracking space, specifically targeting family-oriented users.

This app occupies the same niche of time-tracking and countdown management for personal lifestyle organization.

This app competes in the lifestyle organization space by focusing on the artistic and aesthetic management of daily life.

A new entrant focusing on manual, local-only counting, appealing to privacy-conscious users in the lifestyle category.

Snapshot

Publisher DNA

Portfolio

Apps

Americas (1)

User sentiment

Rivals

The rivals identified

Nemeses(1)

So what?

Frequently asked questions

Asia-Pacific (1)

Core markets (1/1 apps)

Contenders(1)

Same space(4)

New entrants(2)