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Free tools

Tiny calculators that pay for themselves.

Three free calculators that solve real problems Indian freelancers run into every week. No signup, no email gate.

100% free · No account needed · Works on mobile

Freelance hourly rate calculator

Stop guessing your rate. Plug in income, expenses, and realistic billable hours — get the number.

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GST calculator (India)

Built for Indian freelancers: handles place-of-supply (intra-state vs inter-state) and reverse calculation.

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Late payment interest calculator

MSMED Act allows 18% p.a. compound interest on overdue payments. Compute exactly what you can claim.

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These calculators live inside Stackivo too.

Rates flow into projects, GST into invoices, and overdue interest into payment reminders — automatically.

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Want a calculator that doesn’t exist yet? Tell us — we ship the most-requested ones first.

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