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About

Built by a CA,
for CAs.

NumberIQ is a finance-intelligence workspace built by a Chartered Accountant for CAs, finance teams and growing businesses operating across India, the UAE and Singapore.

32+Free calculators
106CA-written guides
58Glossary definitions
0Figures leaving your browser

What we do

NumberIQ brings GST, direct tax, international tax, MIS and compliance into one console. It pairs a suite of secure modules — MIS dashboards, GST returns, transfer pricing, income tax and more — with free, browser-based Finance Tools reviewed for FY 2026-27 that anyone can open instantly, with no sign-up.

Who it's for

Chartered Accountants, tax and finance professionals, CFOs, founders and accounts teams who need accurate, current Indian tax references and quick computations without logging in or sharing data.

Our approach

Every tool and article is mapped to the relevant section, rule, notification or circular, and reviewed against the latest position of law — the Income-tax Act 2025, the CGST Act, FEMA and allied regulations. Calculators run entirely in your browser, so your figures never leave your device.

Why built by a CA

Finance professionals deserve tools that speak their language — precise section references, correct thresholds and board-ready output, not generic calculators. NumberIQ is maintained by a Mumbai-based Chartered Accountant with a Diploma in International Taxation, working in-house across multi-jurisdiction operations.

Who runs NumberIQ

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Founder, author and reviewer

CA Sitaram Pareek

Chartered Accountant (ICAI) and holder of the Diploma in International Taxation (DIIT-ICAI), based in Mumbai. Works in-house with a multinational group operating across India, the UAE and Singapore, handling GST compliance, direct tax, transfer pricing, DTAA advisory and FEMA matters. NumberIQ is written, built and maintained by him — every guide, calculator and glossary entry on this site is his own work, not syndicated or licensed from elsewhere.

Contact CA Sitaram Pareek →

How we write and review

Tax writing is only worth reading if you can trace it back to the law. These are the rules every page on NumberIQ is held to.

Sourced from the bare law

Guides and calculators are written against the bare Act and the current CBDT / CBIC notifications and circulars, cross-checked on the official portals — incometax.gov.in, gst.gov.in and cbic.gov.in. Where a position is stated, the section, rule or notification behind it is named on the page.

Written by a practising CA, not spun

Every article and tool is drafted and reviewed by CA Sitaram Pareek. Nothing on the site is scraped, syndicated, spun from another publisher, or published without a professional reading it first.

Dated to a position of law

Rates and thresholds are tied to a stated financial year, and pages affected by the renumbering under the Income-tax Act 2025 carry an on-page note mapping the 1961 Act section to its 2025 counterpart. Where the law has moved, the page says so rather than quietly going stale.

Corrections are welcome

If a rate, threshold or section reference on this site is wrong or out of date, write in and it gets fixed. Corrections to published guidance are made on the page itself, not buried.

How NumberIQ is funded

The calculators and guides are free to use with no sign-up. The site is supported by third-party advertising and by paid subscriptions to the professional modules. Advertising is served by third parties and never influences what is written or which position of law is stated — see the disclaimer and privacy policy for how ads and cookies are handled.

Start with the free tools

No sign-up, no data collection — every calculator runs in your browser.

NumberIQ content is for general guidance only and does not constitute professional advice. Tax law changes frequently — verify the current position and consult a qualified Chartered Accountant before acting.