Test your portfolio across different tax scenarios. See how tax rules affect your real returns. Compare US ETFs vs UCITS funds and explore tax-efficient strategies. Perfect for planning relocation, researching optimization, or exploring what-if scenarios. Features: ·Tax calculations for 6+ countries (Portugal, Greece, US, Israel) ·Multi-currency (USD, EUR, GBP) ·After-tax income projections ·Free, no signup required.