Zo: Zoroastrian Calendar
Zoroastrian Roj, Mah & More
About
This app provides a comprehensive Zoroastrian calendar, supporting multiple calendar systems and offering daily insights into religious observances, prayer times, and auspicious periods. It helps users stay connected to their faith and community with features like festival reminders and fire temple anniversaries.
What's New in Zo
1.0.7(56)
July 14, 2026
This update brings some of our most requested features to Zo Calendar! GEH Know exactly which of the five daily prayer-periods you're in, right on your Calendar homepage. Set reminders for each one so you never miss a Geh. MOON PHASES Punam, Amas, and Chandrat are now tracked automatically and calculated for your city, right on your calendar. EVENTS TAB Browse every Sacred Day, Fire Temple Anniversary, Priest Anniversary, and Moon Phase across the whole year in one place, with category filters to find exactly what you're looking for. MY MOMENTS Save up to 15 Moments now, more room to mark the birthdays and anniversaries that matter to you. Thank you for being part of the Zo Calendar community. As always, we welcome your feedback.
MoreFAQ
Does Zo Calendar have ads?
No, Zo Calendar is ad-free, allowing for an uninterrupted user experience.
What calendar systems does Zo Calendar support?
Zo Calendar supports three main Zoroastrian calendar systems: Shahenshahi, Kadmi, and Fasli, allowing users to switch between them easily.
How does Zo Calendar calculate prayer times?
The app calculates Geh prayer periods and Choghadiya auspicious times based on your city's local sunrise and sunset, providing accurate, location-specific information.
Can I use Zo Calendar offline?
Yes, Zo Calendar works offline, ensuring you can access important dates and information even without an internet connection.
What special observances does Zo Calendar include?
Zo Calendar includes a wide range of sacred observances and festivals such as Navroz, Khordad Sal, Muktad Farvardigan, Gahambars, and various Jashan days, along with their significance and traditions.
Does Zo Calendar provide information on fire temples?
Yes, Zo Calendar lists sacred anniversaries for Atash Behrams and Atash Adarans across various locations, including their founding years and cities, with notifications for Salgirah days.
What is the age rating for Zo Calendar?
Zo Calendar has an age rating of 4+, making it suitable for children and adults alike.
How often is Zo Calendar updated?
The latest version of Zo Calendar is 1.0.7(56), last updated on 2026-07-14, indicating regular updates to expand its content and features.