Siddhanta: Kundli & Panchang

Siddhanta is a complete offline Vedic astrology app — precise Panchang, full birth chart analysis, and detailed Kundali Milan, all calculated on your device from first principles. No internet. No server. No compromise on accuracy.
Used by families for marriage matching, individuals for daily muhurta, and practitioners for in-depth Jyotish analysis.
📅 Daily Panchang
Tithi, Nakshatra, Yoga, Karana, Vara — with precise end-times for every element. Rahu Kaal, Abhijit Muhurta with live countdown, Choghadiya, and 24 Hora periods. Sunrise, sunset, moonrise, and moonset for your exact GPS location. Navigate any date — past, present, or future.
🗓 Festival & Vrat Calendar
Complete yearly Hindu calendar with sect-specific rules — Smartha, Vaishnava, and Shaiva traditions. Ekadashi observance with strict sunrise-duration rules. Pradosh Vrat, Sankranti, and all major festival dates. Eclipse detection with Sutak timing. Never miss a significant date or vrat.
🔯 Kundli — Birth Chart & Jyotish Analysis
Full sidereal Kundli from first-principles astronomical calculations — no Swiss Ephemeris, no external data. North Indian and South Indian chart styles. 16 divisional charts (D1 Rashi through D60 Shashtiamsha) including Navamsha (D9), Dashamsha (D10), and Saptamsha (D7). Vimshottari Dasha and Yogini Dasha with Maha, Antar, and Pratyantar levels. Yogas, Doshas including Mangal Dosha, planetary dignities, Shadbala strength analysis, Ashtakavarga, and KP system — complete offline horoscope.
💍 Kundali Milan — Marriage Compatibility & Gun Milan
Complete marriage matching beyond basic Gun Milan — full 36 Guna Ashtakoot with Rajju, Vedha, Mahendra, and Stri Deergha analysis. Detailed compatibility report, married life analysis, post-marriage fortune indicators, and Beeja-Kshetra fertility analysis. The most thorough offline Kundali Milan available.
👶 Santaan & Progeny Analysis
Santan Yog assessment using Beeja-Kshetra Sphuta and D7 chart. Childbirth timing windows from Dasha and Jupiter transit overlap. Ideal for couples seeking progeny guidance through Jyotish.
💎 Gemstone & Remedies
Personalized gemstone recommendations with suitability scores, Rudraksha suggestions, and per-planet remedies — mantra, fasting, donation, and charity — based on your Lagna and active Dasha.
📊 What's Included — At a Glance
✔ Daily Panchang — Tithi, Nakshatra, Rahu Kaal, Choghadiya, Muhurat
✔ Kundli — Birth chart, 16 divisional charts, Navamsha, Dashamsha
✔ Dasha — Vimshottari and Yogini with full nested levels
✔ Kundali Milan — Gun Milan, Ashtakoot, Rajju, Mangal Dosha check
✔ Hindu Calendar — Festivals, Ekadashi, Vrat, Eclipse with Sutak
✔ KP Astrology — Significators, sub-lord analysis
✔ Santan Yog — D7 and Beeja-Kshetra progeny analysis
✔ Gemstones & Remedies — Lagna and Dasha based
✔ Offline horoscope — works in airplane mode, anywhere
🛡 Why Siddhanta is Different
Every calculation — Panchang, Kundli, Milan — runs entirely on your device using VSOP87-grade astronomical algorithms. No API calls. No Swiss Ephemeris. No data leaves your phone. Works in airplane mode, anywhere.
🔓 Siddhanta Pro
Full Kundli Patrika PDF export, KP analysis, Shadbala, Ashtakavarga, Success Report, gemstones, remedies, Ayanamsha selection, sect and Masa tradition settings, and an ad-free experience.
Whether you need today's Panchang with accurate Tithi, Nakshatra, Rahu Kaal, and Choghadiya, or a complete Kundli birth chart for Jyotish analysis, or Kundali Milan and Gun Milan for marriage matching — Siddhanta covers it all offline. Look up Muhurat for auspicious timings, track Ekadashi and the full Hindu calendar, explore Santan Yog for progeny analysis, or study your horoscope through classical and KP lenses. No other offline astrology app brings this depth of Vedic astrology together.
Download Siddhanta — the most complete offline Jyotish app for Vedic astrology, Panchang, Kundli, and Kundali Milan.