FiguresNest is a free suite of federal tax calculators built specifically for 1099 contractors, freelancers, and gig workers. Estimate your self-employment tax, federal income tax, and exact quarterly payments using current 2026 IRS figures. Includes profession-specific calculators for Uber, DoorDash, Instacart, real estate agents, notaries, photographers, and more — plus an S-corp savings calculator and complete deductions guide.