🇿🇦 South Africa · Wealth Building
Plan your money · Build your future
Home/Wealth Building/Compound Interest Calculator
Wealth Building

Compound Interest Calculator

See how your money grows over time with compounding

Compound

Compound interest

Watch your money grow over time

R
R
%
Future value
R0
after 20 years
R0Interest earned
Your investment breakdown
Starting amountR0
Total contributionsR0
Total investedR0
Interest / growth earnedR0
✓ Future valueR0
⚠Returns are not guaranteed and vary with markets. This assumes a constant return for illustration. Inflation will reduce real buying power over time.
The power of compounding
→Time is your biggest advantage — start as early as you can.
→Regular monthly contributions massively boost the end result.
→A TFSA lets your growth compound tax-free.
→Even small amounts grow large over decades.
Related / Wealth Tools
Wealth Building

Net Worth Calculator

Track what you own minus what you owe.

Open →
Wealth Building

Retirement Calculator

Are you saving enough to retire well?

Open →
Wealth Building

Savings Goal Calculator

Plan how to reach a savings target.

Open →
Wealth Building

FIRE Calculator

Find your financial independence number.

Open →
Learn more / Guides
Guide

Compound Interest Explained for South Africans

Read guide →
Guide

How to Save Your First R1 Million

Read guide →
Guide

Best Ways to Invest Money in South Africa

Read guide →