Vrat Sathi: Hindu Calender

Vrat Sathi — Hindu Calendar, Vrat & Festival Reminders

Vrat Sathi is a simple, respectful Hindu calendar app made for Indian families.
who observe Ekadashi vrat, Purnima, Amavasya and the major festivals of the
Sanatan calendar. Built offline-first, ad-free, and senior-friendly — install
once, use for years, no internet required.

what you get

• Aaj — Today's Panchang Dashboard. Open the app and see today's tithi,
sunrise and sunset times, the day's vrat or festival (if any), and the
Next upcoming Ekadashi at a glance.

• Vrat Calendar. A clean monthly grid for 2026 and 2027 with every Ekadashi,
Pradosh, Purnima, Amavasya, and major festivals highlighted in saffron.
Tap any date for full details in Hindi and English.

• Sankalp Reminders. Get a respectful local notification the evening before
each Ekadashi so you can take sankalp on time, plus a morning reminder for
Paaraan. Reminders work fully offline — no Google account, no server, no
data collection.

Designed for Indian families

• Hindi-first, bilingual everywhere — switch between Hindi, English, or both
with one tap. Devanagari rendering tuned for clarity.

• Senior-friendly large text — minimum 18sp body text, high-contrast saffron
and navy color palette, 48dp touch targets, 200% text-scale support.
WCAG 2.1 AA compliant.

• Truly offline. All vrat dates, festival dates and sunrise calculations
are stored in the app. No SIM, no Wi-Fi, no problem.

• Zero ads. Zero tracking. Zero login. We do not collect any personal data,
contacts, or location. Nothing leaves your phone.

Festivals & fasts covered

Every Ekadashi (24 per year), Pradosh, Purnima, Amavasya, Sankashti
Chaturthi, plus major festivals—Makar Sankranti, Maha Shivratri, Holi,
Ram Navami, Hanuman Jayanti, Akshaya Tritiya, Guru Purnima, Janmashtami,
Ganesh Chaturthi, Navratri, Dussehra, Karva Chauth, Dhanteras, Diwali,
Govardhan Puja, Chhath, Tulsi Vivah, and many more.

Coming soon (V2): Vrat Vidhi step-by-step chant guides with offline audio,
automatic city detection, home-screen widget.

Made with devotion in India. Dedicated to serving your family.
॥ Shri Hari ॥