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Auto Income Tax Calculator (software in excel) with Data saving and retrieving facility, Form -16 and Computation sheets for FY 2025-26 (AY 2026-27) in Both Regimes

An easy-to-use, fully automated Income Tax Calculator for individuals for FY 2025-26 is Updated with Marginal Relief Calculation (As per Finance Act 2025) and Simplify Tax Calculation & Compare Old and New Tax Regimes.


This updated tool simplifies the process of calculating total taxable income (after eligible deductions), tax liability, and various applicable rebates and reliefs.

Key Features:

  • Automatic Calculation: Simply enter your income details and eligible deductions in the designated cells, and the calculator will automatically compute:
    • Total Taxable Income (after eligible deductions)
    • Tax on Total Income
    • Rebate under Section 87A
    • Surcharge
    • Marginal Relief: Automatic calculation of marginal relief on income exceeding 12 Lakh, 50 Lakh, 1 Crore, 2 Crore, and 5 Crore
    • Cess on Total Tax
    • Final Balance Tax Payable after TDS or Relief under Section 89(1)

  • Regime Comparison: Easily compare your tax liability under both the New and Old Tax Regimes, aiding in informed decision-making during TDS deduction or ITR filing.
  • Clarity on Rules and Rates: Provides clear information and rules related to applicable tax rates, exemptions, and deductions for both regimes. Includes hyperlinks for easy access to detailed information.
  • Automated Document Generation: Upon data entry, the calculator automatically generates:
    • Salary Statement Computation Sheets (for both New and Old Regimes)
    • Computation Sheet (New Regime)
    • Computation Sheet (Old Regime)
    • Income from House Property Statement
    • Tax Calculation Summary
    • Form-16 Preparation

  • Print and Save Functionality: Easily print any generated sheet or save it for your records.

You can also read brief detail of applicable rules and Information for rates, deduction & exemption with hyperlinks to clear and understand the aspects.

Note: Software versions 20.2, 20.3 and 20.5 are prepared on Macros. So, if you Download this version. There might be Caution of “security risk for block of macros because source of file is untrusted” But You are receiving/downloading it from a trusted source (My mail of Website). You need to allow this file 1st time only.

For Professional/Official use, download the version 20.3 (trial) or 20.5 (paid), All in 1 with unlimited numbers/time to Save/retrieve your data & Print data of your clients/staff.

Calculators for FY 2024-25 are also available for download.


About Us

Simplifying Taxation for Everyone

Taxationseva.com aims to make taxation accessible, transparent, and hassle-free. Whether you're an individual, professional, or small business, we provide guided services and tools tailored to your needs.

At Taxationseva.com, we understand that income tax filing can be confusing — especially with changing tax slabs, deductions, and exemptions. That’s why we’ve developed a simple and powerful Excel-based Income Tax Calculator to help you estimate your tax liability accurately in minutes

🔍 What is the Income Tax Calculator in Excel?

Our Excel Tax Calculator is a pre-built spreadsheet tool that allows salaried individuals, and professionals to calculate their income tax based on the latest applicable tax rules under the Old Regime and New Regime (as per the latest financial year).

Just enter your income details, deductions (like 80C, 80D, HRA, LTA, etc.), and investments — and the sheet does the rest automatically.

Calculator for professional use with data saving options for multiple clients also available.


Auto Income Tax Calculator

Save Time & Avoid Errors – Use Our Smart Excel Calculator

Easily calculate your tax liability with our downloadable, automated Excel sheet. Just add in your details and get accurate results instantly.

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