Every tool you need for Vaastu calculation
Calculators cost 0 credits — no sign-up required.
Derive nakath, rashi and aya-vyaya from your floor area.
0 creditsMeasure your home's orientation using your phone's sensors.
0 creditsAnswers drawn from the Vaastu texts, in your own words.
5 credits · per questionCost a build against the BSR-2025 rate schedule.
SoonEvery calculator is 0 credits — credits are spent only on Assistant answers and PDF reports.
However suits you
Use it on your phone
The compass and calculators as an Android app — working offline.
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The Vaastu texts and articles the tools are built on.
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Buy once, spend when you want. Nothing expires. Calculators are always 0 credits.
Built on forty years of Vaastu practice
Every calculation follows the Vaastu texts of J. Godakanda Arachchi. Wadu Riyana arithmetic uses the traditional formulas — not estimates.