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Planetaro, the planetary hours app calculates unequal hours (through daily/nightly time intervals) from sunrise/sunset and helps you keep track of the ruling planetary hours on your mobile devices like iPhone, iPad, and watchOS devices like Apple Watch.

You can follow the planetary hours on your lock screen and home screen with the iOS widgets. You do not need to open the Planetaro app for a quick look.

Planetary hours calculator automatically finds your location on your iPhone and calculates hours according to your position. Planetaro also offers a watch app for your Apple Watch.

- Planetary hours
- Lock screen widgets
- Home screen widgets
- Ruler of the day
- Customisable notifications
- Customise the user interface
- Customise colors
- Automatically location finder
- Choose any location on the map
- iPhone, iPad, Apple Watch
- Planetary clock calculator
- Planet of the day
- Remaining time calculator
- Astrology widget
- Star hour
- Planetary hours calculator

It is meant for making the best use of time and understanding the self, environment, and relations in real-time and in general. The planetary hours and Planetaro days calculator is based on the ancient Star of the Magi principle. The main rule is quite simple: the planet that rules the day and the hour promotes activities that are in tune with its guide and can impede those activities of the opposite nature. Planetaro displays the astrological hours for the current day. Also, the user can see the list of the hours for the chosen date.

Planetary clock calculation is an ancient astrological method to determine what is favorable for the current time being and what is not. Developed in Hellenistic astrology, it has possible roots in older Babylonian astrology. It is the origin of the names of the days of the week, as used in English and numerous other languages. App shows which of the seven traditional planets (stars) of the zodiac is ruling the moment. In Planetaro, the user can choose the combination of planetary rulers - hour ruler, moving forward or backward in time.

The classical seven planets are Saturn, Jupiter, Mars, the Sun, Venus, Mercury, and the Moon, and they take rulership over the hours in this sequence.

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