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Five quick questions about your gross income, expenses, and miles. See your estimated deductions and self-employment tax after deductions. Free, no signup.
Every federal self-employed tax deadline for 2026 and 2027: quarterly estimated payments, 1099-NEC and W-2, S-corp and partnership returns, individual returns, and extensions. Add to Google Calendar or download the .ics file.
A free scientific calculator with square root, exponents, trig functions, logarithms, memory, and parentheses. Works right in your browser. No signup, no download.