IndiaTax.AI is an online tax-filing service that uses AI-powered tools to help individuals and tax professionals prepare and submit Indian income tax returns. The platform identifies itself as an Income Tax Department-authorized e-Return Intermediary and promotes self-filing of ITR-3 and ITR-4 for ₹149, with other return types, including ITR-1 and ITR-2, also listed.

Its services cover a broad range of tax situations, from salary and multiple-employer income to professional and presumptive income, business accounts, intraday and F&O trading, and capital gains from securities, property, and foreign assets. Users can work with information from Form 16, AIS, Form 26AS, broker statements, and previous returns, and access tools for reconciliation, tax computation, regime comparison, compliance checks, JSON preparation, and direct e-filing.

The platform also supports disclosures and calculations involving deductions, home loans, rent, investments, foreign income, crypto and other virtual digital assets, and assets and liabilities. IndiaTax.AI offers account sign-up, a chat-with-AI feature, and resources for CAs and tax consultants.