Stop guessing your rates or underestimating self-employment taxes. SoloFinance provides transparent, reverse-engineered financial models built specifically for modern freelancers, consultants, and contractors.
Battle-tested formulas designed to protect your cash flow and ensure healthy profit margins.
Reverse engineer your freelance pricing from required take-home pay, overhead, taxes, and real billable capacity.
Open Calculator →Calculate your 15.3% self-employment tax burden and estimated quarterly IRS tax vouchers in seconds.
Open Calculator →Price client deliverables with flat fees, milestone buffers, software expenses, and profit contingency margins.
Open Calculator →Determine legal overdue interest and statutory late payment fees on past-due client invoices.
Open Calculator →Why traditional corporate calculators leave freelancers short on cash.
We automatically calculate the dual FICA self-employment burden (15.3%) plus federal/state brackets so you are never caught unprepared in April.
We factor in 20–28 billable hours per week, acknowledging that administrative overhead, client acquisition, and accounting take up 35% of your workweek.
Freelancing carries business risk. Our models include built-in contingency buffers to fund sick leave, unpaid gaps, and business reinvestment.