At Dusk vs Arrebol

At Dusk: Your Natural Light Companion For photographers who live and die by the light. At Dusk tells you how good the light is right now, how long it will last, and exactly when the magic hours arrive, so you're never guessing and never caught out. A precise light engine blends solar and lunar geometry with live weather, elevation, and air quality, turning "is it worth heading out?" into a single glance. WHAT YOU GET • Live light quality. A clear read on the light right now, from Poor to Excellent, with the exact score and color temperature. • Golden hour, sunrise, sunset. Precise times and countdowns, with compass bearings so you know where the sun will rise and set. • Usable light remaining. How much shooting light you actually have left before the window closes. • The sun's path. A live arc across your sky showing the sun's real position, altitude, and direction, moment to moment. • The moon, in full. Phase and illumination, moonrise and moonset with bearings, and dark-sky windows for astro and night work. • Sky Detail. A dedicated sun and moon compass with every light phase, from golden and blue hour to civil, nautical, and astronomical twilight. • Live weather. Cloud, humidity, wind, and UV, folded straight into the light picture. • Home-screen widgets. Your usable light, live sun arc, and light quality at a glance, all day. • Built for iPad. A full dashboard that puts everything on one screen at once. • Make it yours. Customizable themes and a clean, glare-free design tuned for the field. Premium and ad-free. No accounts, no clutter, just the light. Made for landscape, portrait, wedding, and travel photographers, and anyone chasing dawn, dusk, and every good hour in between.

Drag through the day and watch the light change: sunrise, sunset, golden hour, blue hour and the chance of a burning sky, at a glance. • Sunrise, sunset, golden and blue hour, with a countdown • Earth’s Light: turn the globe to see day, twilight and city lights everywhere right now • Shadow: a 3D tree in this moment’s sunlight, showing how long its shadow falls and which way • Chance of a burning sky, and a sky drawn from the forecast • Constellations in AR: hold up your phone to find all 88 • Sun & moon map and AR sky path • Sunrise, sunset and golden hour alerts • Multiple saved places, each in its local time • 24-hour cloud and 10-day outlook • Eclipses, meteor showers, aurora • Widgets and Dynamic Island countdown Weather: Apple Weather. Space weather: NOAA SWPC. Eclipse predictions: Fred Espenak, NASA GSFC. Earth imagery: NASA.