Form W 4 2025 Calculator. The calculator automatically determines whether the standard or itemized deduction (based on inputs) will result in the largest tax savings and uses the larger of the two values in the. Keep more of your hard earned money.

Updated for 2024 (and the taxes you do in 2025), simply enter your tax information and adjust your withholding. Estimate and plan your 2025 tax return with the 2025 tax calculator.