InterestX Finance Calculator

Contains adsIn-app purchases
1+
Downloads
Content rating
Everyone
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image

About this app

A comprehensive, all-in-one financial calculator for instant and accurate interest, loan, and tax calculations.

InterestX is your ultimate financial companion, designed to simplify complex calculations for students, professionals, and everyday users. Whether you're planning an investment, managing a loan, or calculating GST, InterestX provides precise results in seconds. With a sleek, user-friendly interface and support for both Light and Dark modes, tracking your finances has never been more intuitive.

Simple Interest
Calculate interest on principal over time.

Compound Interest
Compute interest on principal + accumulated interest.

Loan Calculator
Estimate EMI and total interest for loans.

SIP Calculator
Plan your systematic monthly investments.

GST Calculator
Easily add or remove Goods and Services Tax.

FD / RD Calculator
Compute maturity for Fixed & Recurring Deposits.

PPF Calculator
Calculate Public Provident Fund returns.

Age Calculator
Find your exact age in years, months, and days.

Discount Calculator
Find the final price after percentage off.

Salary Calculator
Estimate take-home pay from CTC.

BMI Calculator
Check your Body Mass Index health score.

Date Difference
Calculate days between any two dates.

Margin & Markup
Determine selling price and profit margins.

Lumpsum Calculator
Calculate returns on one-time investments.

CAGR Calculator
Calculate annualized growth rate of investments.

Break-Even Point
Find unit sales needed to cover costs.

Continuous Comp
Calculate interest compounded slightly every instant.

Loan Comparison
Compare two loans to save on interest.
Updated on
Feb 14, 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
No data collected
Learn more about how developers declare collection

What’s new

- All-in-One Solution: Multiple financial calculators in a single app.
- Intuitive Interface: Clean, modern design for effortless navigation.
- Theme Support: Switch between Light and Dark modes for comfortable usage.
- Instant & Accurate: Real-time results as you input your data.
- Pro Mode: Optional ad-free experience for power users.

App support

About the developer
Praveen Kumar
devpraveenkr@gmail.com
Saguna more, Danapur Cantt Near Vaishali Gas Godawn Patna, Bihar 801503 India

More by CodingMSTR