SmartTaxCalc
Compares old vs new tax regimes, includes marginal relief, surcharge, capital gains, and 38 calculators.
Launch screenshots from Product Hunt, Jul 2026
An income tax calculator for Indian taxpayers that compares old and new tax regimes instantly, including marginal relief, surcharge, and capital gains. It serves individual taxpayers, NRIs, and financial professionals, with a free, privacy-first, browser-based tool that requires no signup. It is positioned as a free, accurate alternative to paid tax software, updated within days of each Budget.
Key features
- Old vs New regime comparison
- Marginal relief and surcharge calculation
- Capital gains tax calculation
- 11-year tax history comparison
- 38 tax and finance calculators
- NRI residency and DTAA tools
- Privacy-first, no data collection
- Open source and free forever
- No social media activity within the last 30 days
GTM channels
- Blog
ICP
- Consumers general
- Financial services firms
- Freelancers solopreneurs