Free Simple Invoice Template & AI Invoice Maker

A Simple Invoice, built with Template.net's AI-powered invoice builder, is a document structured as itemized lines each with a flat cost, without unit prices or quantities, featuring invoice number, issue and due dates, sender and client details, and a total amount due. It's used to bill services and goods by all types of businesses, freelancers, contractors, and professionals.

Customize a Free Template
Start with this free editable and printable Simple Invoice template and personalize it online for consulting, software licensing, hardware sales, or project billing. (or )
Generate an On-Brand Simple Invoice with AI
Describe the delivered work and rates or upload an existing rate card, and AI will build the actual editable invoice with itemized lines for consulting, software license, or technical support, showing fixed amounts per line and the total amount due, ready to review and send immediately.
Edit in the HTML5 Editor
Adjust the invoice number, invoice date, due date, sender and client address blocks, and the itemized table to match your completed work and payment terms, plus the From information table.
Download a Printable PDF
Download the completed bill as a printable PDF for client review, payment tracking, and record keeping.

Simple Invoice Line Items and Pricing Units

Bill these deliverables using the unit each one is normally charged in, set as the quantity or noted in the line description — hourly consulting service (per hour), software license (per license), hardware device (per unit), custom software development (per project), monthly hosting service (per month), technical support (per hour), training session (per day), on-site installation (per visit), maintenance contract (per year), network setup (per project), data migration (per project), report generation (per report), documentation service (per document), consultation meeting (per hour).

Bill these deliverables using the unit each one is normally charged in, noted in the line description — hourly consulting service (per hour), software license (per license), hardware device (per unit), custom software development (per project), monthly hosting service (per month), technical support (per hour), training session (per day), on-site installation (per visit), maintenance contract (per year), network setup (per project), data migration (per project), report generation (per report), documentation service (per document), consultation meeting (per hour).