Lunar Calendar - Korean
By joon-ho kil
Lunar Calendar - Korean is a utility app for iOS that displays solar and lunar dates side by side with integrated Korean public holiday data.
The App DNA
What makes this app unique?
The app removes the manual effort of cross-referencing solar and lunar calendars for traditional Korean events and anniversaries, which displaces the need for paper-based lunar charts.
For Korean speakers and individuals who observe traditional lunar calendar events, holidays, and anniversaries.
What does it look like?
Key features
Displays solar and lunar dates side by side in a single interface, increasing session frequency.
Auto-populates official Korean public holidays and substitute holidays, driving local adoption.
Sends notifications for birthdays and anniversaries based on the lunar calendar, reducing churn.
How much does it cost?
The app is currently offered as a free utility with no visible monetization gates.
Velocity
Maintenance developmentUX improvementsperformanceShow more...
The app currently operates at a maintenance cadence, with only one release shipped in the last 167 days. Development is limited to minor stability improvements and readability adjustments, with no evidence of new feature development or live operations. The latest release focused exclusively on increasing text sizes and general bug fixes. Given the lack of activity over the past five months, the development trend remains stagnant.
Who built it?
joon-ho kil
3 apps tracked · Utilities
낚시수온
WTWT - What To Wear TomorrowUser Sentiment
What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Lunar Calendar - Korean
How's the Utilities market?
Lunar Calendar - Korean occupies a niche utility space with no current chart presence, relying on organic discovery within the Korean market.
Read the market outlookThe rivals identified
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Access the full report for freeThe Analyst's Read
Key takeaways for Lunar Calendar - Korean
Where is it heading?
The utility market for specialized calendars is consolidating, and Lunar Calendar - Korean remains in a maintenance-only state. Without active feature investment, the app risks losing its niche to larger platforms that prioritize native lunar-date integration.
- The 167-day update gap indicates a maintenance-only posture, which limits the app's ability to respond to market shifts.
The SWOT
- Automatic Korean holiday and substitute holiday calculation provides high utility for the target demographic.
- Implementing a widget-based lunar date display would increase daily utility for users.
Next best moves
Ship home-screen widgets because they increase daily utility → improve retention
The counter-intuitive read
The app's lack of monetization is its greatest risk…
Read the full takeSince the last report: Strategic planning shifted from UI-focused maintenance to a high-impact roadmap prioritizing home-screen widgets. This pivot addresses the friction of requiring a full app launch to view calendar data.
Bottom line
The lack of active development leaves Lunar Calendar - Korean vulnerable to feature-creep in general-purpose calendar apps, so implementing home-screen widgets would secure its place in the user's daily workflow.
Unlock 1 critical friction, 1 market threat and the analyst’s take.
Access the full report for freeFAQ
Is Lunar Calendar - Korean suitable for tracking traditional Korean holidays?
Does Lunar Calendar - Korean require a subscription?
What is the difference between this and a standard calendar app?
Sources
- [1] App Store
Report last updated