Interest Calculator - Compound
iOS Universel / Utilitaires
Compound Interest Calculator — Investment & Savings Planner
The most complete compound interest calculator for personal finance, savings goals, and DeFi investments. Plan your financial future with precision using advanced tools that go far beyond a basic calculator.
Why Compound Interest Calc?
Whether you're building a retirement fund, planning long-term savings, or analyzing DeFi yields, this app gives you the clarity and control to make smarter financial decisions. Simulate real-world scenarios with taxes, inflation, contributions, and withdrawals—all in one place.
Powerful Calculation Engine
- Compound interest with fully customizable periods: years, months, weeks, days, or even 6-month intervals.
- Single or multiple tax brackets, including wealth tax integration.
- Advanced contributions and withdrawals with flexible scheduling.
- Inverse ROI calculator: input your initial investment, final balance, and duration to find your real rate of return.
Save, Compare & Analyze Scenarios
- Save unlimited investment scenarios and compare them side by side.
- Sensitivity analysis: instantly see how ±10-20% variations in rate, contributions, or duration affect your final balance.
- Make data-driven decisions before committing your money.
Professional Charts & Visualizations
- Pie chart: clear breakdown of principal, profits, and taxes.
- Simple vs. Compound Interest growth comparison.
- Tax vs. Inflation impact over time.
- Purchasing power chart: see how inflation erodes your real returns.
Detailed Period-by-Period Breakdown
- Track opening balance, contributions, interest earned, withdrawals, taxes, and cumulative profit for every single period.
- Export everything as a professional PDF report to share with your advisor or keep for your records.
Built for Serious Investors
- Supports decimal precision for accurate DeFi and crypto yield calculations.
Download now and take the guesswork out of compound interest. Your future self will thank you.
Quoi de neuf dans la dernière version ?
- New: Save and compare scenarios
- New: Sensitivity analysis (calculate ±10-20% variations)
- New: Wealth tax integration
- New: Improved advanced withdrawals logic
- New: Purchasing power over time chart
- New: Enhanced UI
- Fix: Timeframe synchronization for duration and ROI
- Fix: Increased decimal support in input fields
- Fix: Support for 6-month periods
- Fix: Multi-period calculation logic
- Minor bugfixes
