BillGrid is online invoicing software for freelancers and small businesses. Send estimates clients approve online, turn them into invoices in one click, and get paid by card through your own Stripe account, with no fee added by BillGrid. Recurring invoices and automatic reminders run on your schedule; time tracking and billable expenses flow onto invoices. Every plan has unlimited invoices, estimates and clients. Professional is $8 a month; Company is $20 a month plus $5 per extra staff login. Free for 30 days, no card needed.