Chinese Calendar - 万年历

Chinese Calendar - 万年历

By 海文 王

Chinese Calendar - 万年历 is a utility app for iOS that converts Gregorian dates to lunar dates and displays traditional Chinese astrological markers.

The App DNA

What makes this app unique?

Users open the app to retrieve specific lunar-solar date conversions and zodiac data for traditional Chinese festivals, but the current failure to display data prevents this job from being completed.

For Users interested in traditional Chinese calendar systems, lunar date conversion, and astrological timing.

What does it look like?

Key features

Solar to Lunar Conversionstandard

Calculates and displays corresponding lunar dates for any Gregorian calendar input.

Stem-Branch and Zodiac Dataedge

Provides traditional Chinese astrological markers including year, month, day, and time stems, branches, and animal signs.

How much does it cost?

freeFree

The app is distributed as a free utility with no visible in-app purchase or subscription tiers.

Velocity

Dormant developmentopaqueShow more...

The app has been inactive for 3,032 days, indicating a complete cessation of development. There have been no feature updates, bug fixes, or maintenance patches in the observed history. The project shows no signs of active support or ongoing engagement from the developer.

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Who built it?

海文 王

3 apps tracked · Utilities

QR Code - QR Reader & ScannerQR Code - QR Reader & ScannerMy Files - Manager & ViewerMy Files - Manager & Viewer
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User Sentiment

What do users think recently?

Review voice lately leans upset.

How are ratings & reviews evolving?

App Store
2.00 · 5

What users say, by theme

What Frustrates Users
  • The application fails to display lunar calendar dates correctly, showing undefined values instead of expected information

3 of 3 recent reviews analyzed · limited sample

Read the full review analysis

Competition

Competitive landscape for Chinese Calendar - 万年历

How's the Utilities market?

Chinese Calendar - 万年历 holds a 2-star rating based on 5 total ratings across its lifetime. The lack of updates since 2018 places it outside the active utility market.

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The rivals identified

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The Analyst's Read

Key takeaways for Chinese Calendar - 万年历

Where is it heading?

The utility market for lunar-solar conversion has moved toward integrated calendar solutions that receive regular updates. Chinese Calendar - 万年历 remains in a dormant state, and the failure to provide basic date conversion data ensures that user churn will remain total.

  • The lack of updates since 2018 confirms the app is in a terminal state, which guarantees continued performance degradation on modern iOS versions.

The SWOT

Core Strengths
  • Traditional stem-branch and zodiac data provides niche astrological markers.
Critical Frictions 2 weaknesses inside
Growth Levers
  • High-intent audience for lunar-solar conversion remains underserved.
Market Threats 1 threat identified

Next best moves

1 Sunset

Sunset the application because the core conversion logic is broken and the developer has abandoned the product → remove from store.

The counter-intuitive read

The app's failure is not a technical bug…

Read the full take

Since the last report: The application's competitive assessment has shifted from a passive observation of abandonment to an active identification of an underserved market opportunity. The core functional failure persists, but the analysis now frames the product as a zombie utility that fails to capture high-intent demand.

Bottom line

Chinese Calendar - 万年历 is a zombie utility that no longer performs its core conversion function, and the lack of maintenance since 2018 signals that the developer has abandoned the product.

Unlock 2 critical frictions, 1 market threat and the analyst’s take.

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FAQ

Is Chinese Calendar - 万年历 still being updated?
No, the app has not received any updates since May 2018, and users report that the core calendar functionality is currently broken.
Does Chinese Calendar - 万年历 work for lunar date conversion?
Users report that the app currently fails to display lunar dates correctly, often showing undefined values instead of the expected information.
What is a better alternative for lunar calendar conversion?
Most users now rely on modern calendar applications that include built-in lunar-solar conversion features, as these are actively maintained and compatible with current operating systems.

Sources

  1. [1] App Store, source

Report last updated

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 Chinese Calendar - 万年历, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

What's new

The application's competitive assessment has shifted from a passive observation of abandonment to an active identification of an underserved market opportunity. The core functional failure persists, but the analysis now frames the product as a zombie utility that fails to capture high-intent demand.

added

Underserved Market Opportunity

shifted

Obsolescence Narrative

Cite this report

Marlvel.ai. “Chinese Calendar - 万年历 Intelligence Report.” Updated Sep 5, 2026. https://marlvel.ai/apps/chinese-calendar-1

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