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Free Invoice Generator for Self-employed Entrepreneurs

Create, send, and track professional invoices in seconds. Less paperwork, faster payments.

Stress-Free Invoicing for
Creative Professionals

Simplify your finances and reduce your stress.

Stop Chasing Payments - Automate Your Invoicing

Tired of late payments impacting your cash flow? We get it. Otto's free invoice generator lets you create online invoices and send them directly to clients via email in under a minute. With automated recurring invoices, you’ll never miss a due date again. Plus, you can easily add your payment details so clients can pay you instantly online, eliminating the awkward follow-up.

Automate Your Invoicing
Otto AI invoice generator

Look Professional, Get Paid Like a Pro

First impressions matter. With Otto AI invoice generator, you can create online invoices that reflect your brand by uploading your logo, customizing colors, and choosing from professional templates. Include purchase order numbers and tax IDs for a polished, professional look that builds client trust. Stand out from the crowd with invoices that showcase your professionalism.

Track Everything, Stress Less

Drowning in spreadsheets and struggling to stay organized? Keeping track of invoices shouldn’t be a headache anymore. Assign unique invoice numbers, add internal memos, and create flexible line items for accurate billing. Easily calculate taxes and discounts to avoid errors. With the AI invoice generator, staying organized is simple and stress-free—freeing you up to focus on what you do best.

Keeping track of invoices
Otto AI free invoice generator

Simple, Fast, Free - Why Otto AI?

Other invoice generators just create invoices. Otto AI free invoice generator helps you manage your entire small business, from automated billing to effortless tracking, all in one place. We combine powerful automation with an intuitive design tailored specifically for the needs of creative professionals like you. Get all these powerful features absolutely free.

Simple & Smart Invoicing in 3 Steps

Create and send professional invoices in seconds with Otto AI.

1
Step

Enter Invoice Information

On the Invoicing App, click 'Create Invoice,' and fill in recipient details, services, items, and amounts.

2
Step

Add Payment Details

Input payment details (such as due date and payment methods), and double-check the invoice for accuracy.

3
Step

Review and Send

Save the invoice as a draft for later or click 'Create & Send' to email the invoice directly to the recipient.

Invoicing Features

Simplify Billing with Automation & Customization

Automation

Automatic tax calculation and recurring invoices to save time and reduce manual errors.

Customization

Flexible line items and the ability to add logos, brand colors, and client-specific fields for a professional touch.

Reminders

One-click invoice reminders with customizable notes to ensure timely payments.

Recurring Invoices

Set up invoices to recur automatically for consistent billing.

Dashboard Overview

A comprehensive invoice dashboard showing open, paid, and overdue invoices for efficient tracking.

Payment Flexibility

Multiple payment method options and clear payment terms/due dates to streamline transactions.

All Your Financial Needs in One Place

Comprehensive financial solutions for your business needs.

The reviews are in.

Straight from our users—how Otto is changing the way creative businesses manage money.

Owner of Photography Business

"Otto's real-time insights have been incredible for cash flow management and decision-making. The platform is user-friendly, and the team is extremely on top of everything.”

Preston Tietjen

Preston Tietjen

Creative Producer & Founder

Owner of Design Company

“I’m excited to help Otto reach more creators because every creative deserves access to the tools and support they need to grow their businesses and focus on what they love—creating.”

Sophia Yeshi

Sophia Yeshi

Illustrator & Designer

Owner of Production Company

"Keeping my finances stable is crucial, and Otto helps me earn more and pay less in taxes. With its focus on creatives, I keep more of what I earn, fueling my business and creativity."

Kai Byrd

Kai Byrd

Photographer, Creative Director

Invoicing FAQs

What should be included in an invoice?

Invoice should include key details like an invoice number, date, your contact information, a brief description of the service, payment terms, due date, and accepted payment methods. Using an AI invoice generator helps ensure all necessary details are included.

Why use Otto AI invoice generator?

Otto AI invoice generator offers a smart, user-friendly way to create online invoices with customizable templates, automations, and zero cost—ideal for freelancers and small businesses who want efficiency without paying extra.

How do I make a professional invoice?

Otto AI provides clean, pre-designed invoice templates and auto-fills business details, helping you create online invoices that always look polished and client-ready.

Can I customize my invoice template?

Otto AI lets you fully customize templates—add your logo, colors, currency, taxes, and more—so every invoice fits your brand and client’s needs.

Is there an invoice generator with automatic calculations?

Yes. Otto AI invoice builder auto-calculates totals, taxes, and discounts in real-time—saving you time and avoiding costly mistakes when you create online invoices.

Can I track if an invoice has been paid?

Yes. Otto AI helps you monitor invoice status and sends automatic reminders, so you’ll always know what’s paid, pending, or overdue.

Should I include taxes on my invoice?

If you're required to charge sales tax or VAT, make sure to include them on your invoice. The Otto invoice generator automatically calculates taxes, making your invoicing process smoother and more compliant with tax regulations.

Can I use invoice generators on mobile?

Yes! Otto AI is fully mobile-responsive, so you can create online invoices, send, and track them right from your phone—anytime, anywhere.

Are there invoice generators with analytics?

Otto AI offers insights into payment trends, overdue invoices, and client behavior—so you can make smarter business decisions with real-time data.

Can I save client info for future invoices?

Yes. Otto AI securely stores client details, so creating future invoices takes seconds—just select the client and everything auto-fills.