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Fast, accurate personal-finance calculators for India — built to be trusted, not just used. FDs, SIPs, EMIs, income tax and more.

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Why trust CalcNSave

Tested calculations

Every formula is unit-tested against known-correct values before it ships.

Transparent methodology

We show the formula on each page and explain our sources.

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Free to use, nothing to install, and we're not a lead-gen site.

Honest about data

We never show an unverified rate or a fabricated figure.