雪平 王

Weather is the main category at about 73.3% of apps, while the portfolio spans 4 categories. This is a moderately concentrated portfolio strategy.

Weather

11 apps · 73.3%

Reference

2 apps · 13.3%

Lifestyle

1 apps · 6.7%

Photo & Video

1 apps · 6.7%

• The primary category Weather accounts for 73.3%. Long-tail categories can reduce single-category risk.
• The diversification score is about 0.44 (0=highly concentrated, 1=highly diversified), useful for comparing developers.

The full portfolio has about 746 public ratings, a small public review base. It includes 13 free apps and 2 paid apps.

Apps

15

Total ratings

746

Free / paid

13 / 2

• By review volume, the leading apps include: "Meteo Calc: Weather Forecast", "Clock and Almanac", "Fishing Index-Fishing Weather".
• Free apps dominate, which often points to a utility entry point plus subscription or upgrade model.

Weighted by rating volume, the portfolio averages about 4.61 stars; the simple average is 4.42 stars. The gap shows whether high-volume apps lift or drag the overall reputation.

Weighted avg

4.61 ★

Simple avg

4.42 ★

• The weighted and simple averages differ meaningfully, indicating that high-review apps strongly shape perception.
• 0 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): "Ice Map: Sailing Forecast", "Surf Report", "Weather with Yesterday". Star ratings can swing heavily until more feedback arrives.

The earliest listed app is "Fishing Index-Fishing Weather", while the newest or most recent listing signal is "Ice Map: Sailing Forecast". The span is a proxy for long-term iteration capacity.

Span

7 years+

• Earliest record in this dataset: 2019 (Fishing Index-Fishing Weather).
• Newer app signal: 2025 (Ice Map: Sailing Forecast).

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 4.61 stars vs. the leading app "Meteo Calc: Weather Forecast" 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.