FinStax: SIP, EMI & Tax Calc

Tax, EMI, SIP, NPS calculators

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

Master your money with FinStax – The privacy-first financial tool built for India. FinStax is a comprehensive financial calculator and knowledge hub designed for Bharat. With 28+ specialised tools, it empowers salaried professionals, investors, and home buyers to make smart money decisions without sharing their data. PRIVACY FIRST & OFFLINE No Sign-up Required: Start using the app instantly. 100% Local Data: Your profiles and saved plans never leave your device. Secure Backup: Backup and restore your data locally on your own terms. INCOME TAX (FY 2024-25 & 2025-26) Navigate Indian taxes with confidence using the latest slab rates: Regime Compare: Side-by-side comparison of the New Regime (u/s 115BAC) vs. Old Regime to see which saves you more tax. Capital Gains: Calculate STCG and LTCG for Equity and Debt Mutual Funds based on the latest budget updates. HRA Calculator: Find your exact tax-exempt House Rent Allowance. WEALTH & GOVERNMENT SCHEMES Plan your future with precision: SIP Calculator: Model wealth creation with Step-Up SIPs and inflation adjustments. Small Savings Schemes: Dedicated calculators for PPF (Public Provident Fund), SSY (Sukanya Samriddhi Yojana), and Post Office Schemes. Bond Valuation: Calculate YTM (Yield to Maturity), Clean Price, and Dirty Price. LOANS & LIABILITY PLANNING Save lakhs in interest by planning your debt smartly: Advanced EMI Calculator: Compare Reducing Balance vs. Flat Rate loans. Loan Prepayment: Visualize how small extra payments drastically reduce your tenure. Overdraft / Flexi Loan: Unique tool to calculate savings on daily balance products. FINANCE HUB & RESOURCES More than just a calculator—a complete financial guide: Institution Directory: Offline search for customer care numbers (Banks, NBFCs, and Insurers). Fraud Playbook: Immediate action guides for UPI fraud or card theft. Service Templates: Ready-to-use drafts for banking requests (e.g., "Stop EMI," "Close Account"). PRO FEATURES PDF Reports: Generate professional PDF reports for any calculation to share or save. Local Languages: Available in Hindi, Marathi, Kannada, Tamil, Telugu, and Gujarati. DISCLAIMER & SOURCES OF INFORMATION 1. Non-Government Entity: FinStax is an independent, privately developed app. It is NOT affiliated with, associated with, endorsed by, or representing the Government of India, the Income Tax Department, India Post, RBI, EPFO, or any other government agency or financial institution. 2. Sources of Information: The calculators and information provided in this app are based on publicly available data from official government websites. We rely on the following sources for formula logic and interest rates: Income Tax & TDS: https://www.incometax.gov.in Post Office Schemes (PPF/SSY): https://www.indiapost.gov.in Banking & RBI Guidelines: https://www.rbi.org.in EPF Information: https://www.epfindia.gov.in 3. Usage: This app is for informational and educational purposes only. While we strive for accuracy, laws and rates change. Please verify calculations with official sources or a certified financial advisor before making financial decisions. View our disclaimer: https://fin.gridstax.com/disclaimer-sources Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://fin.gridstax.com/privacy-policy

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Improved performance, bug fixes, optimised features

Version 0.8.6

The developer, Pavan Kulkarni, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Contact Info
    • User Content
    • Identifiers
    • Usage Data

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
  • Pavan Kulkarni
Size
  • 50.5 MB
Category
  • Finance
Compatibility
Requires iOS 15.1 or later.
  • iPhone
    Requires iOS 15.1 or later.
  • iPad
    Requires iPadOS 15.1 or later.
  • iPod touch
    Requires iOS 15.1 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English
Age Rating
16+
In-App Purchases
Yes
Copyright
  • © 2026 Gridstax
  • Developer Website
  • Privacy Policy

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