All tools below are hosted on Calc Guru (calcguru.in) — a dedicated tax calculator portal built and maintained by CA professionals. Every calculator is updated for the Finance Act 2025 amendments applicable for FY 2026-27.

Tax & Compliance Calculators

• Income Tax Calculator — Old vs New regime comparison for FY 2026-27
• Advanced Income Tax Calculator — All five heads of income with deductions
• Advance Tax Calculator — Quarterly advance tax instalments per Sec 208
• HRA Exemption Calculator — Sec 10(13A) least-of-three exemption
• Capital Gains Tax Calculator — STCG and LTCG under post-Budget 2024 rates
• GST Calculator — Forward and reverse GST at 5%, 12%, 18%, 28%

Salary, Retirement & Savings Calculators

• Salary / CTC Calculator — CTC-to-take-home breakup with PF, ESI, PT deductions
• Gratuity Calculator — Payment of Gratuity Act 1972 — covered and non-covered employees
• NPS Calculator — Corpus projection with Sec 80CCD(1), 80CCD(1B) deductions
• PPF Calculator — 15-year PPF maturity at prevailing interest rate

Loans & Investment Calculators

• EMI Calculator — Home, car and personal loan EMI with amortisation schedule
• FD and RD Calculator — Fixed and recurring deposit maturity with tax impact
• SIP Calculator — Regular and step-up SIP with compounding frequency options

CA-Prepared Excel Utilities (Free Download)

• Income Tax Old vs New Regime Comparison — Excel with auto-calculations
• TDS Rate Chart FY 2026-27 — All sections, thresholds and rates
• Salary Structure Planner — Design tax-efficient CTC structures
• Depreciation Calculator — Companies Act & Income Tax both methods
• EMI Amortisation Schedule — Month-wise loan repayment tracker
• FD/RD Maturity Calculator Excel — Compare multiple deposits