12 Best Octane Billing Alternatives in 2026, Free Options Included

What is Invoice Ninja?

Invoice Ninja is powerful billing and invoicing software that can grow with your business. Whether you are a one-man show or a large corporation, Invoices Ninja has endless customization options to fit your needs. It allows you to invoice securely, manage your customer database, view your ...

What is Invoiced?

Invoiced is online invoicing software that helps you generate, send and track invoices online. It is free cloud-based billing and invoicing software that makes it easy to create, send, receive, and track bills and invoices for your small business. It enables you to send professional quality ...

What is IncoDocs?

IncoDocs is a complete and easy-to-use Invoicing Software solution; it enables you to produce professional looking invoices of unmatched quality and print them in no time. It also facilitates Intra Company and Inter Company billing.It is a web-based, affordable, fully featured billing, ...

What is InfoFlo Pay?

InfoFlo is web-based software that lets small business owners professionally manage their billing and invoicing operations online. InfoFlo’s simple yet powerful interface lets you easily customize reports, mailing label designs, and invoices within minutes.It is a cloud based application that ...

What is Bilr?

Bilr is cloud-based billing software for small businesses that need invoicing, expense tracking, project accounting, and bank management in one tool. It consolidates the core financial operations a small business owner would otherwise manage across multiple separate apps.

What is CoManage?

CoManage is a cloud platform for project-based small businesses -- consultants, agencies, and contractors -- that need to track billable time, send estimates, manage projects, and invoice clients from one tool. It combines CRM, time tracking, document version control, and invoicing so teams can ...

What is Refrens Invoice?

Introducing Refrens Invoice - the ultimate online invoicing software designed to simplify your invoicing process. This user-friendly platform offers a wide range of tools to create personalized and professional invoices with ease. No more repetitive tasks! With Refrens Invoice, you can ...

What is Payfunnels?

Payfunnels is the billing and invoicing software for your business. Payfunnels allows you to charge for your products and services online, without setting up any merchant accounts. It's simple, secure, and integrated in to one platform so you can easily see all of your sales, across all of your ...

What is Invoice2go?

Invoice2go is a mobile-first invoicing app for solo practitioners, tradespeople, and small service businesses who create and send invoices from a smartphone. It covers standard invoicing, payment acceptance via PayPal and credit cards, and basic revenue reporting. The base plan caps client and ...

What is Invoicera?

Invoicera is a cloud-based billing and invoicing software, which helps in online transaction processing. It is easy to use, scalable, and designed to fit the business of any size.It is easy to use, features beautiful invoices and estimates, tracks time, integrates with your payments provider, ...

What is Hiveage?

Hiveage is a billing and invoicing tool for freelancers and small service businesses who need automated recurring invoices, payment tracking, and basic bookkeeping without the complexity of full accounting software. It handles auto-renewing invoice schedules so owners can manage client billing ...

What is MYFUNDBOX Subscription?

MYFUNDBOX Subscription is recurring billing software for small businesses, freelancers, and SaaS startups that collect subscription or membership payments globally. It integrates with Stripe and PayPal, handles European VAT calculations, and lets teams configure subscription plans and billing ...