Tax

Defer-or-pay analysis with full boot-exposure surfacing and step-up-at-death framing.

Sole Prop vs LLC vs S-Corp vs C-Corp side-by-side with QBI + SE tax math.

ST vs LT cap gains + NIIT + state tax stacking.

CTC + ACTC + ODC with income phase-out math.

US crypto cap gains with NIIT + state tax stacking. ST vs LT bracket math.

2026 brackets with bracket-by-bracket breakdown + marginal vs effective rate.

Add or remove GST and sales tax instantly — Singapore 9%, Malaysia 8%, Thailand 7% and more.

Traditional vs Roth side-by-side — with side-savings credit most calculators miss.

The tax-arbitrage decision

Supplemental withholding + sell-to-cover

Convert salary between hourly, daily, monthly and annual — with Singapore CPF and income tax estimates.

Calculate Singapore (YA 2026) and Malaysia (YA 2025) personal income tax with CPF/EPF — side-by-side, with all current brackets and reliefs.

Malaysia SST at 6% · 8% · 5% · 10% — inclusive or exclusive

Muni vs taxable bond yield