CloudWatcher SkyJournal

Identify & Collect Cloud Types

Only for iPhone

Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.

iPhone

Snap the sky and identify each cloud type. Build a personal atlas of every cloud you find. Look up at the sky, snap a photo, and complete your cloud atlas. Cloud Watcher automatically identifies cloud types from your sky photos and records them in your personal collection. Collect all 10 cloud genera defined by the World Meteorological Organization (WMO) and build your very own cloud encyclopedia. --- Features --- - 10 Cloud Genera Identification Identify cirrus, cirrocumulus, cirrostratus, altocumulus, altostratus, nimbostratus, stratocumulus, stratus, cumulus, and cumulonimbus - Collection Grid See your progress at a glance. Like a cloud Pokedex, aim to catch them all - Observation Streak Track your daily cloud watching habit and build an unbroken streak - Privacy First All photos stay on your device. No server uploads, ever - Works Offline No internet connection required - Ad-Free Nothing interrupts your cloud watching experience --- Pro (One-Time Purchase) --- - Detailed descriptions for each cloud type - Altitude and weather condition information - Unlock everything with a single purchase Terms of Use: https://starcrown.co.jp/terms Privacy Policy: https://starcrown.co.jp/privacy

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Minor stability improvements and small refinements.

The developer, Starcrown Inc, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Seller
    • Starcrown Inc.
    Size
    • 2.7 MB
    Category
    • Weather
    Compatibility
    Requires iOS 17.0 or later.
    • iPhone
      Requires iOS 17.0 or later.
    • Mac
      Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    English and 10 more
    • English, Danish, French, German, Japanese, Korean, Polish, Portuguese, Simplified Chinese, Spanish, Turkish
    Age Rating
    4+
    Copyright
    • © 2026 Starcrown Inc.