More Tools

More Tools: Health, Math, Conversion & Business Calculators

Everything on Calxo that isn’t personal finance lives here: health and fitness calculators, everyday math tools, unit and currency converters, and the SaaS/business metrics calculators used by founders and growth teams.

Health & fitness

BMI, body fat percentage, TDEE, BMR, calorie deficit, ideal weight, and women’s health calculators (ovulation, period tracking). Browse Health calculators →

Math & everyday calculators

Percentage, margin, discount, age, and date calculators for quick everyday math. Browse Math calculators →

Conversion

Live currency converter and today’s petrol prices across Indian cities. Browse Conversion tools →

Business & SaaS metrics

CAC, LTV, LTV:CAC ratio, MRR, churn rate, break-even, gross margin, and ROI calculators for founders and growth marketers. Browse Business calculators →

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About Calxo. Who runs this site

Calxo (calxo.in) is a free, ad-light calculator platform built for Indian users. Every tool covers EMI, SIP, GST, income tax, FD, PPF, salary, and conversions, using Indian rules, INR, and current tax slabs (not generic global formulas).

Publisher

Calxo is operated by Vignesh Sampath Kumar, an SEO Lead at PipeRocket Digital in Chennai and the founder of EVBlogs.in. Vignesh personally writes and reviews every calculator page.

Editorial standards

  • Formulas verified against RBI, Income Tax Department, CBDT, and GST Council sources
  • Updated the same week tax slabs or rules change
  • No paid placements; no affiliate links inside calculators
  • All calculations run in your browser; inputs are never stored

Contact

Corrections, suggestions, or partnership: avmedianews321@gmail.com

Based in India. Founded 2026.

Disclaimer: Calxo is a calculation tool, not financial, legal, or tax advice. For decisions that affect your money in any meaningful way, talk to a SEBI-registered financial advisor or a Chartered Accountant. We update formulas the same week laws change, but we're not liable for outcomes from calculator outputs. Read our Terms and Privacy Policy.