InvoiceQuick
InvoiceQuick is an online invoicing and billing application for freelancers and small businesses. Users can create invoices and estimates, convert estimates into invoices, manage client records, and track invoice views, payments, and overdue balances. The service supports recurring invoices, automated payment reminders, configurable late fees, and a client portal for reviewing invoices and payment history. Payment options include Stripe, PayPal, ACH, checks, and external payment links. Additional tools cover expense and income tracking, tax settings, financial reports, invoice templates, multiple currencies, and spreadsheet exports in CSV, XLS, and XLSX formats. The product is available through the web and mobile apps. A free invoice generator and a 30-day trial of the subscription service are also offered.
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Duevero
Duevero is simple invoicing and profit-tracking software for freelancers, consultants, contractors, and solo service businesses. Create estimates and invoices, manage clients, track expenses, monitor invoiced, collected, spent, and profit totals, follow up on overdue work, and accept eligible invoice payments through your own connected Square account.
The free Basic plan includes up to 10 active clients, 10 invoices per month, 5 estimates per month, one workspace, expense tracking, and raw CSV exports.
Duevero Pro is $12/month and adds unlimited clients and invoices, 2 workspaces, recurring invoice templates, reports, time tracking, formatted and accountant-ready exports, an overdue and reminders workspace, and branded invoices with your logo.
Duevero is designed to be lighter and easier to use than a full accounting suite, giving independent service businesses one straightforward place to manage the client-money workflow from estimate to invoice to payment and profit.
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PaidInvoice
PaidInvoice is invoicing and business administration software for freelancers, sole traders, agencies, and small businesses. Users can create branded invoices, including AI-drafted invoices, track paid, outstanding, and overdue payments, and send payment reminders. Clients can pay through online invoice pages. PaidInvoice also supports billable-time tracking and recurring invoices.
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Spoonbill
Spoonbill is an invoicing application for freelancers and small teams. It creates and sends professional invoices from a client name and an amount, filling in numbering, taxes, totals and business details automatically. Invoices are delivered as a web link or PDF, with status tracked from sent to viewed to paid. Automatic payment reminders escalate on a schedule and stop once the invoice is paid. Spoonbill also supports estimates that clients accept online, recurring invoices, multi-currency invoicing with VAT support (including German requirements), and PDF export for accountants. Free plan, no credit card required. Available in seven languages.
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