Orbiting Sky vs HochwasserWache
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Orbiting Sky
Visualize celestial movements and shadows on an interactive map. Explore daylight, moonlight, twilight, and eclipses by moving through time and location. Understand solar and lunar positions, shadow lengths, and lunar phases.
- Interactive sky map
- Daylight and twilight visualization
- Sun and Moon elevation/azimuth
- Shadow projection and length
- Lunar phase and illumination
- Eclipse browser and visualization
- Time travel control
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A new window onto Sky & Earth. • See the sky above an interactive map, with full-screen Sun, Moon and horizon observations. • Designed for iPhone Duo: fold along the horizontal hinge to place the sky upright and the map on your desk. See the sky’s rhythm on the map. Orbiting Sky turns any place and time into a clear, interactive view of daylight, moonlight, shadows, twilight, and eclipses. Move across the map, travel through time, and watch the geometry of the Sun and Moon change instantly. EXPLORE DAYLIGHT • See the moving day-and-night boundary • Distinguish civil, nautical, and astronomical twilight • Follow the subsolar point around Earth • Show sunlight and moonlight direction vectors UNDERSTAND YOUR SKY • View Sun and Moon elevation and true-north azimuth • Trace projected daily arcs above the local horizon • Estimate the direction and length of a vertical object’s shadow • Inspect lunar phase and illumination DISCOVER ECLIPSES • Browse solar and lunar eclipses visible from the selected location • Filter partial, annular, total, penumbral, and lunar events • Jump directly to each event’s local maximum • Visualize eclipse shadows on the world map CONTROL TIME • Choose any date and time • Play time forward or backward at multiple speeds • Use the selected location’s civil time zone • Search all IANA time zones or switch to UTC Orbiting Sky works on iPhone, iPad, and Mac, supports eight languages, and requires no account. Optional rewarded ads unlock 30 minutes of Pro access; a Pro purchase removes ads. Astronomical and shadow results are educational estimates. Do not use Orbiting Sky for navigation, eye-safety decisions, or professional eclipse-contact timing.
HochwasserWache
Monitor water levels from selected stations with clear visualizations and forecasts. Set custom alerts for specific thresholds and view flow and temperature data. Ideal for anyone needing to track river and water body conditions.
- Current water level readings
- Water level forecasts
- Customizable alerts
- Flow and temperature data
- Map view for orientation
- Quick station switching
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HochwasserWache – Wasserstände einfach im Blick behalten HochwasserWache zeigt dir aktuelle Pegelstände ausgewählter Messstationen übersichtlich auf deinem iPhone. So kannst du die Entwicklung der Donau und weiterer verfügbarer Gewässer schnell verfolgen. Das bietet dir die App: • Aktuelle Pegelstände ausgewählter Messstationen • Pegelprognosen, sofern für die jeweilige Station verfügbar • Übersichtliche Darstellung der Pegelentwicklung • Eigene Pegelwarnungen mit individuell festgelegtem Grenzwert • Informationen zu Durchfluss und Wassertemperatur, sofern verfügbar • Schneller Wechsel zwischen verschiedenen Messstationen • Kartenansicht zur besseren Orientierung Besonders praktisch für Anwohner, Fischer, Bootsfahrer und alle, die die Entwicklung der Wasserstände im Blick behalten möchten. Die verfügbaren Daten und Prognosen können je nach Messstation unterschiedlich sein. Ist für eine Station keine Prognose verfügbar, wird dies in der App entsprechend angezeigt. Wichtiger Hinweis: HochwasserAlarm ist keine behördliche Warn- oder Notfall-App. Die angezeigten Daten dienen der Information und ersetzen keine offiziellen Warnungen oder Anweisungen von Behörden und Einsatzorganisationen. Bei Gefahr sind immer die offiziellen Informationen und Warnungen der zuständigen Stellen zu beachten.
Screenshots
Verdict
The clearest difference is in-app purchases: HochwasserWache at none against Orbiting Sky's 1. HochwasserWache also leads on ads (none vs shown). Orbiting Sky's advantage is iOS requirement (17.0 vs 26.5). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Orbiting Sky sells 1 one-off in-app purchase. HochwasserWache asks for nothing beyond the download.
| Parameter | Orbiting Sky | HochwasserWache |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 days | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 26.5 |
| Further details — not scored | ||
| Size | 54 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | PrairieSoft LLC | PHILIPP PALENIK |
In-app purchases
Orbiting Sky
- Orbiting Sky Pro Lifetime$7.99
HochwasserWache
No in-app purchases





