Sky Window vs Clear Sky+
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Sky Window
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This App is needed for control the Hera Sky Window. Create "Indoor" lifelike daylight. The daylight ambiente with Sky Window is realized by a simulated 3D-heaven and shiftable solar irradiation. Amazing daylight effects will be realized.
Clear Sky+
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ClearSky+ is your all-in-one aviation utility designed for pilots who need fast, reliable insight into current flying conditions. Whether you're preflighting from a remote airfield or teaching ground school in a classroom, ClearSky+ helps you interpret aviation weather with ease โ all without needing a constant internet connection. Offline METAR Decoder Paste or type raw METAR strings and instantly get a color-coded readout of current conditions: VFR, MVFR, IFR, or LIFR. No server connection required. Favorite Airports Save frequently-used ICAO codes for quick access to conditions at your home base, destination, or training airports. Built-In Flight Rule Education Learn how to read METARs and understand flight category logic through simple, easy-to-digest educational cards โ perfect for students and instructors. Optional Radar & Live Traffic (Online or ADS-B Device) Enable radar overlays and real-time traffic with supported ADS-B devices like Stratux/Sentry โ or fetch data via optional online feeds. Designed for iPhone, iPad & Apple Watch With a clean and modern interface, ClearSky+ supports widgets and dark mode, and is fully optimized for aviation use in any cockpit environment.
Screenshots
Verdict
The clearest difference is iOS requirement: Sky Window at 9 against Clear Sky+'s 27.0. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Sky Window | Clear Sky+ |
|---|---|---|
| Price | Free | Free |
| Update frequency | โ | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod โ better | iPhone |
| Requires iOS | 9 โ better | 27.0 |
| Further details โ not scored | ||
| Size | 23 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Hera GmbH & Co. KG | Calvin Fraites |
In-app purchases
Sky Window
No in-app purchases
Clear Sky+
No in-app purchases









