Investor Tools
Simulate compounding, dividend growth, Rule of 72 doubling time and more — free tools built for beginner & experienced investors.
Rule of 72 Calculator
Quickly estimate how many years it takes for your investment to double at any annual return rate. The timeless shortcut for compound growth — perfect for fast mental math and long-term planning.
Dividend Snowball Calculator
Simulate how reinvesting dividends (DRIP) + consistent dividend growth creates an exponential snowball of passive income. Project your future dividend stream over 10–30 years.
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How These Tools Help Beginner & Experienced Investors
These free calculators help investors at every level. Beginners get quick, easy insights — like doubling time with the Rule of 72 or the power of dividend compounding in the Snowball tool.
Experienced investors can test different assumptions, compare scenarios, and stay focused on long-term value strategies. Simple, practical, and built on timeless principles.