Invoicing & cash flow
Getting paid: professional invoices, deposits, late fees, kill fees, and what processors and platforms take.
Tools in this section
- 001 Invoice late fee calculator Interest on overdue invoices, computed defensibly.
- 002 Deposit & milestones calculator Split a project into deposit and payments.
- 003 Kill fee calculator Bill a cancelled project fairly, and get paid.
- 004 Payment processor fees Stripe vs PayPal vs Square on your invoices.
- 005 Platform fee calculator What Upwork and Fiverr keep from your earnings.
- 006 Timesheet invoice calculator Hours and minutes into a billable total.
- 007 Net terms & early payment What waiting costs and what discounts are worth.
Guides in this section
- Invoice like a professional (and get paid faster) What belongs on a freelance invoice, the terms that change payment behavior, and the follow-up cadence that works without burning bridges.