All the Tools You Need to Invoice Smarter

CostInvoice is a powerful online invoice generator and billing software designed to simplify invoicing, accept payments faster, and manage your business—without the complexity of traditional accounting tools.

Unlimited Invoices

Create and send unlimited invoices with our cloud invoicing software. No hidden limits—just simple, flexible billing for your growing business.

Accept Online Payments

Get paid faster with our secure online billing tool. Connect Stripe in seconds and let clients pay instantly using credit or debit cards.

Client Signatures

Collect legally binding digital signatures directly on invoices. Ideal for project approvals, service agreements, and client confirmation.

Automatic Tax Calculation

Use our built-in tax invoice generator to automatically calculate U.S. sales tax and Canadian GST/HST by province—accurately and effortlessly.

Customer Management

Easily store and manage client details with our invoice management system. Select existing customers to auto-fill invoices and save time.

Secure & Reliable

Your data is protected with industry-standard SSL encryption and secure cloud infrastructure, making CostInvoice a trusted digital invoicing platform.