Invest Ksh 1,000,000 at Credit Bank for 10 years.
At Credit Bank's current weighted-average deposit rate of 12.68%, a Ksh 1,000,000 deposit grows to about Ksh 3,530,175 after 10 years — about Ksh 2,530,175 in interest, assuming monthly compounding and no withdrawals.
Final balance
Ksh 3,530,175
3.53× your deposit
Deposited
Ksh 1,000,000
One-off, no withdrawals
Interest earned
Ksh 2,530,175
At 12.68% p.a.
Year by year
Contributions form the floor; interest compounds on top.
Could you earn more elsewhere?
The same Ksh 1,000,000 in Cytonn Money Market Fund — currently Kenya's top-yielding MMF at 9.39% net of 15% WHT — would grow to about Ksh 2,548,093 over the same 10 years. Run your own numbers on the compound interest calculator.