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Estimate your Capital Gains Tax (CGT) on cryptocurrency trades in Australia. Includes 2024-2025 tax brackets and the 50% long-term holding discount.

Check your Body Mass Index (BMI) instantly. Supports both Metric (cm/kg) and Imperial (ft/lbs) units with accurate health categories.

Visualize the power of compound interest with monthly contributions. See how small savings grow into massive wealth over time.

Calculate the future value of your retirement savings with a crucial twist: see both your projected account balance AND its actual purchasing power after inflation.

Compare Official US CPI inflation against the ShadowStats (1980-based) true inflation. See how much the methodology changes affect your wallet.

Calculate the true devaluation of the dollar. Compare the Official Government CPI rate against the ShadowStats 1980-based alternative methodology side-by-side.

Calculate exactly how many survey responses you need for statistically significant results. Supports finite population correction.

Calculate the real inflation rate based on actual price changes. Compare official CPI numbers against the reality of your wallet.

Calculate the true statistical accuracy of a rating or conversion rate using the Wilson Score Interval.

The only percentage tool you need. Calculate percentage increases, find parts of a whole, and solve ‘X is what percent of Y’ problems instantly.