Track real-time solar activity, monitor sunspots, and detect coronal mass ejections. Get forecasts and view stunning solar animations to stay informed about space weather events.
0.0(0 ratings)
Free
Best apps like FlatSky: Sun, Moon, Tides
10+ similar apps compared and reviewed
4.7 avg rating
10 free apps
Updated September 2026
FlatSky is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.
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This app provides detailed information about the sun and moon's cycles, including sunrise, sunset, and twilight times. It offers customizable alerts for various solar and lunar events and features a time travel function to view past and future celestial positions. Widgets and an Apple Watch app offer convenient access to this data.
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This tool helps prevent heat-related illnesses for outdoor workers by providing heat index and wet bulb temperature data. It offers current conditions and forecasts for US locations, using standardized risk level categorizations to help plan work activities and ensure safety.
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eastTNweather
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Stay informed about weather conditions across East Tennessee, including major cities and surrounding regions. Get instant access to severe weather alerts, daily forecasts, and live coverage from a dedicated local weather channel.
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UV Index: SunWise
Tan tracker for safer tanning
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Track real-time UV levels and plan your sun exposure safely. Get personalized tips, check forecasts, and estimate your safe sun time. Stay informed and protected from harmful UV rays.
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Sunrise Sunset Times
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Get precise sunrise and sunset times for your exact location, not just the nearest city. Track daylight remaining, plan for dawn and twilight, and view future astronomical events. Supports multiple timezones and offers widgets for easy access.
Precise sunrise and sunset timesFirst and last light times (dawn/twilight)Daylight remaining countdown
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PredictCurrent
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Navigate coastal waters with detailed tidal and ocean current maps. Access 10-day forecasts for currents, wind, waves, and sea temperatures. Essential for safe marine planning and exploration.
Ultra-high-resolution 100m tidal current maps400m and 4km global coastline coverage10-day animated forecasts for currents, wind, and waves
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Sunbeam: UV Index Tracker
Sun Safety & Vitamin D Goals
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This app provides real-time UV Index forecasts and personalized sun exposure tracking. It helps users avoid sunburn, monitor time spent in daylight, and estimate Vitamin D levels. Features include widgets, Apple Watch integration, and Apple Health syncing.
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