Statutory Precisionfor Indian Tax Practice.
50+ verified statutory calculators, working-paper exports, and section-by-section compliance engines for GST, Income Tax, Transfer Pricing, and International Tax — 100% private in your browser.
GST Net-Cash Interest (Sec 50)
18% p.a. strictly on delayed net cash liability u/s 50(1)
“NumberIQ's Section 50 calculator is the only tool that accurately splits cash vs ITC liability before computing interest. It saved our firm 40+ billable hours during the last GST annual filing cycle.”
Why Built by a CA Matters
Generic software builds simple approximations. NumberIQ is engineered by an active Chartered Accountant to handle exact statutory formulas, audit scenarios, and zero-leakage privacy.
100% Client Data Privacy
Zero data leakage. All client calculations execute locally in your browser. Sensitive numbers never leave your screen.
Statutory Section Grounded
Formulas aligned to explicit provisions — Sec 50 CGST net cash interest, Sec 194 TDS rules, and Rule 36(4) ITC caps.
Built for Practice Realities
Engineered around real audit notices, appellate jurisprudence, and complex corporate scenarios that generic software ignores.
Always Free & Open Access
Unrestricted access to 50+ calculators, statutory guides, and reference modules — empowering every CA firm and corporate team.
Everything You Need, In One Place
Integrated tax tools, expert practice insights, and a comprehensive statutory glossary.
Precision Across Every
Tax Dimension
Deeply specialised tools across India's four core tax practice areas — backed by statutory references and real-world CA experience.