Alba-Tramonto is a free online service for checking sunrise, sunset, twilight times, and day length for locations around the world. Users can look up precise solar timings for today or another date, explore monthly calendars, and see how daylight changes throughout the year and across different latitudes. The site also explains related concepts, including the distinction between sunrise and sunset as moments in time and twilight as the transition between daylight and darkness. Its tools are designed to make useful, accurate information about the Sun accessible through a straightforward interface.

The service can help photographers and filmmakers plan around natural light, astronomers follow changes in the sky, and explorers organize activities around available daylight. Golfers can use the timings when planning a tee time, while anyone hoping to enjoy a sunrise or sunset can choose a suitable moment. Alba-Tramonto also provides a free API, identified as version 2, for accessing its sunrise and sunset information. Overall, the brand combines practical planning tools with clear explanations for users in many locations.