The Chinese University of Hong Kong

Education is the main category at about 67.9% of apps, while the portfolio spans 5 categories. This is a moderately concentrated portfolio strategy.

Education

38 apps · 67.9%

Health & Fitness

13 apps · 23.2%

Medical

2 apps · 3.6%

Productivity

2 apps · 3.6%

Sports

1 apps · 1.8%

• The primary category Education accounts for 67.9%. Long-tail categories can reduce single-category risk.
• The diversification score is about 0.48 (0=highly concentrated, 1=highly diversified), useful for comparing developers.

The full portfolio has about 20 public ratings, a small public review base. It includes 56 free apps and 0 paid apps.

Apps

56

Total ratings

20

Free / paid

56 / 0

• By review volume, the leading apps include: "BASIC - Transthoracic Echocard", "CUHK Mobile", "CanTONEse".
• The visible list is free or priced at 0. Monetization may rely on subscriptions, ads, or in-app purchases; verify on the store page.

Weighted by rating volume, the portfolio averages about 3.10 stars; the simple average is 3.20 stars. The gap shows whether high-volume apps lift or drag the overall reputation.

Weighted avg

3.10 ★

Simple avg

3.20 ★

• The weighted and simple averages are close, suggesting reputation is relatively balanced across apps.
• 46 apps have no public rating data, so long-tail performance is underrepresented.

The iTunes Search API does not provide review text. This card uses low star ratings with enough review volume as a proxy, and separately highlights apps with thin samples.

• No app triggered the low-rating plus sufficient-sample threshold.
• Thin rating samples (under 50 ratings): "Basic course", "Hi-Med App", "樂語路拼拼看". Star ratings can swing heavily until more feedback arrives.

The earliest listed app is "CUHK Mobile", while the newest or most recent listing signal is "養生養心". The span is a proxy for long-term iteration capacity.

Span

15 years+

• Earliest record in this dataset: 2011 (CUHK Mobile).
• Newer app signal: 2026 (養生養心).

These takeaways are based on public metadata and are useful for competitor research or portfolio planning. Deeper conclusions require downloads, revenue, and review text.

• Study the category mix: 5 categories show whether a main-category plus extension structure matches your resources.
• Compare reputation structure: weighted 3.10 stars vs. the leading app "BASIC - Transthoracic Echocard" and its review volume.
• For similar tools, prioritize review mining on lower-rated apps to find functional gaps; this requires store reviews or third-party data.