CloudWatcher SkyJournal
Identify & Collect Cloud Types
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Look up at the sky, snap a photo, and complete your cloud atlas.
Cloud Watcher helps you tell clouds apart with a practical field guide, then record them with your own sky photos. Collect the 10 principal cloud genera plus four special formations to complete a 14-type personal cloud atlas.
--- Features ---
- 14-Type Cloud Collection
Record the 10 principal cloud genera plus lenticular, mammatus, noctilucent clouds, and contrails
- Field Guide and Identification Quiz
Learn three observable clues for every cloud and practice telling similar types apart
- 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
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Improved restore outcomes and localized purchase errors.
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.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Starcrown Inc.
- Size
- 3 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.
- iPhone
- Languages
English and 10 more
- English, Danish, French, German, Japanese, Korean, Polish, Portuguese, Simplified Chinese, Spanish, Turkish
- Age Rating
4+
- 4+
- Copyright
- © 2026 Starcrown Inc.