Sites and apps similar to Heliora include Viewpoint. It's paid, but Suncalc is free. Other options are Sun Surveyor, Photopills and The Photographer's Ephemeris. In total there are five Calendar Apps like Heliora for iPhone, iPad, Android, Mac and Windows.
An all-in-one outdoor photography toolkit featuring an almanac, shoot planner, field calculators, live light meter, AR sky scout, and a scouting notebook that works completely offline.
Netherlands
EU
Sun Surveyor calculates Sun and Moon Positions, Sunrise & Sunset and Moonrise & Moonset times, Solar Noon, Golden Hour and Blue Hour times, Moon Phases, Shadow Ratios and many other pieces of related information.
United States
Unlock your creative potential! Discover how to easily turn any Sun, Moon and Milky Way scene you imagine into a real picture… and start shooting truly legendary photos every time you pick up the camera!
SpainEU
A little online application with interactive map that shows sun movement and sunlight phases during the given day at the given location.
The Photographer's Ephemeris (TPE) helps you plan outdoor photography in natural light, especially landscape and urban scenes. It's a map-centric sun and moon calculator: see how light will fall on the land, day or night, for any location on earth.
United States
