When will my money double?
The doubling calculator shows how long until your money doubles, using the rule of 72.
The doubling calculator is in Savings & Investments.
- Enter a starting amount.
- Enter a monthly amount.
- Pick a yearly return between 1% and 40%.
It shows how long until your money doubles.
The rule of 72
Divide 72 by the yearly return to get roughly the years it takes to double. At 12% a year, that's 72 ÷ 12 = about 6 years.
Tap Save as an investment plan to turn it into a plan.
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