RedCalc is Bharat’s ultimate 100% offline financial, tax, investment, and compliance multi-toolbox. Engineered for taxpayers, business owners, Chartered Accountants (CAs), financial advisors, and salaried professionals, RedCalc combines 12 essential tools into one lightweight, lightning-fast app.
Calculate FY 2025-26 Income Tax under Budget 2025 revised slabs, verify GSTINs, compute GST, model SIP wealth growth, calculate Loan EMIs with complete amortization schedules, and export branded PDF reports—all with 100% data privacy and security.
🌟 KEY TOOLS & FEATURE HIGHLIGHTS
📊 1. INCOME TAX CALCULATOR
• FY 2025-26 & FY 2024-25 New Tax Regime vs. Old Tax Regime comparison.
• Salaried income up to ₹12.75 Lakhs is 100% TAX-FREE under Budget 2025.
• Complete deduction support: Standard Deduction, Section 80C, Section 80D (Health Insurance), HRA Exemption, and Section 24(b) Home Loan Interest.
🏷️ 2. GST CALCULATOR
• Updated with GST Reform Slabs: 0%, 5%, 18%, and 40%.
• Supports custom percentage rates and GST Inclusive / Exclusive modes.
• Automatic tax component breakdown: CGST (50%), SGST (50%), and IGST (100%).
📈 3. SIP & WEALTH COMPOUNDING CALCULATOR
• Calculate future returns for Monthly SIPs and lump-sum investments.
• Step-Up SIP support to model annual percentage investment increases.
• Inflation-adjusted wealth visualizer showing real future purchasing power.
🏦 4. LOAN EMI & AMORTIZATION CALCULATOR
• Instant EMI calculation for Home Loans, Car Loans, Personal Loans, and Education Loans.
• Interactive monthly and yearly amortization schedules.
• Pre-payment & extra monthly payment savings impact calculator.
💰 5. FD & RD MATURITY CALCULATOR
• Fixed Deposit and Recurring Deposit compounding calculators showing principal, interest, and final maturity corpus.
📈 6. CAGR & INFLATION CALCULATOR
• Calculate Compounded Annual Growth Rate (CAGR) for stocks, mutual funds, and real estate.
• Purchasing power erosion visualizer showing how inflation affects future lifestyle costs.
🏷️ 7. MARGIN & MARKUP PRICING TOOL
• Calculate Selling Price, Cost Price, Gross Profit Margin %, and Markup %.
🔤 8. GSTIN TAXPAYER VERIFICATION
• Live official GST Portal lookup for Trade Name, Legal Name, Taxpayer Status, State Jurisdiction, Registration Date, and Business Activities.
🗓️ 9. TAX COMPLIANCE CALENDAR & 5-STAGE ALERTS
• Indian statutory deadlines for GSTR-1, GSTR-3B, Advance Tax, TDS, and ITR filing.
• 5-Stage Automated Local Background Alerts: Scheduled notifications at 7d, 3d, 2d, 1d, and Due Today (09:00 AM) so you never miss a deadline.
💱 10. LIVE CURRENCY CONVERTER
• Real-time exchange rates for 21 global currencies.
📐 11. UNIT & LAND AREA CONVERTER
• Scientific units plus regional Indian Land Area Units: Bigha (Pucca/Kutcha), Guntha, Katha, Cent, Square Feet, Acre, and Hectare.
🎂 12. AGE & BIRTHDAY CALCULATOR
• Exact age in Years/Months/Days, birthday countdown, and Zodiac sign.
💼 PROFESSIONAL BRANDED PDF & CSV EXPORTS
• Custom Firm Branding: CAs, Tax Consultants, and Advisors can save their Business/Firm Name, Professional Title, Phone, and Address in Settings.
• Exports multi-page A4 PDF reports.
🔒 PRIVACY, SECURITY & OFFLINE VAULT
• 100% Offline Vault: Zero tracking. Salary, loans, and tax numbers are stored locally on your device.
⚠️ DISCLAIMER
RedCalc is an independent financial and tax calculation utility tool developed by The RedCode. RedCalc is NOT affiliated with, endorsed by, or representing any government entity, including the Income Tax Department of India or the GST Council.
All tax calculations, GST rate slabs, and compliance dates provided in this app are for informational and educational utility purposes only. Users are advised to verify official tax guidelines directly with official government portals:
1. Income Tax Department of India: https://www.incometax.gov.in
2. Goods and Services Tax Portal: https://www.gst.gov.in
3. Central Board of Indirect Taxes and Customs: https://www.cbic.gov.in
All-in-one Income Tax, GST, SIP, EMI, CAGR, FX & Compliance Calculator for India