FinStax: SIP, EMI & Tax Calc

Contains adsIn-app purchases
Content rating
Everyone
10+
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Content rating
Everyone
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About this app

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 full Policy & Disclaimer here: https://fin.gridstax.com/disclaimer-sources
Updated on
Mar 11, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
App activity, App info and performance, and Device or other IDs
Data is encrypted in transit

What’s new

Improved performance, bug fixes, optimised features
Content rating
Everyone
In-App Purchases
Learn more

App support

About the developer
Pavan H Kulkarni
fappsupport@gridstax.com
A402, Mahaveer Meridian, Nagarakatte, Kothnur, JP Nagar 8th Phase Bengaluru, Karnataka 560078 India

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