Every tool you need for Vaastu calculation
Most tools are free — no sign-up needed.
Derive nakath, rashi and aya-vyaya from your floor area.
10 creditsMeasure your home's orientation using your phone's sensors.
0 creditsAnswers drawn from the Vaastu texts, in your own words.
5 credits · per questionDraw your house plan, name the rooms, and get the area it covers.
10 credits · per hourCost a build against the BSR-2025 rate schedule.
SoonFree tools need no sign-in. Credits are spent on Assistant answers, PDF reports, and any tool that shows a credit cost.
However suits you
Use it on your phone
The compass and calculators as an Android app — working offline.
Google Play →Ask a practitioner
A question the numbers cannot answer? Reach a certified Vaastu practitioner.
Practitioners →Read the sources
The Vaastu texts and articles the tools are built on.
Publications →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.
Credits as you need them — no subscription
Buy once, spend when you want. Nothing expires. Tools without a price shown are free.
Buy creditsBooks, courses & consultations at vaastu.lk
The Vaastu knowledge behind these tools comes from J. Godakanda Arachchi's own work. His books, the online course, and personal consultations all live on our main site.
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