艳 罗

Developer Tools is the main category at about 37.5% of apps, while the portfolio spans 4 categories. This is a relatively diversified portfolio strategy.

Developer Tools

3 apps · 37.5%

Entertainment

3 apps · 37.5%

Lifestyle

1 apps · 12.5%

Health & Fitness

1 apps · 12.5%

• The primary category Developer Tools accounts for 37.5%. Long-tail categories can reduce single-category risk.
• The diversification score is about 0.69 (0=highly concentrated, 1=highly diversified), useful for comparing developers.

The full portfolio has about 13 public ratings, a small public review base. It includes 8 free apps and 0 paid apps.

Apps

8

Total ratings

13

Free / paid

8 / 0

• By review volume, the leading apps include: "Termi - SSH Client & Terminal", "NetScanner - HTTP Catcher", "WristBilliards - Watch Pool".
• 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 4.38 stars; the simple average is 3.93 stars. The gap shows whether high-volume apps lift or drag the overall reputation.

Weighted avg

4.38 ★

Simple avg

3.93 ★

• The weighted and simple averages differ meaningfully, indicating that high-review apps strongly shape perception.
• 3 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): "SnoreRecorder: Sleep Monitor", "WristLandlord: Wrist Doudizhu", "WristBilliards - Watch Pool". Star ratings can swing heavily until more feedback arrives.

The earliest listed app is "NetScanner - HTTP Catcher", while the newest or most recent listing signal is "WristLandlord: Wrist Doudizhu". The span is a proxy for long-term iteration capacity.

Span

1 years+

• Earliest record in this dataset: 2026 (NetScanner - HTTP Catcher).
• Newer app signal: 2026 (WristLandlord: Wrist Doudizhu).

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: 4 categories show whether a main-category plus extension structure matches your resources.
• Compare reputation structure: weighted 4.38 stars vs. the leading app "Termi - SSH Client & Terminal" 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.