Online Invoicing Software

Online invoicing software by Flowlu. Invoicing made easy with powerful design, management and reporting tools. Use invoice templates or create one from scratch using our design tools. Generate emails and PDFs at the press of a button. Keep product and pricing records in the database and apply to invoices. Apply shipping and tax costs direct to invoice. Data analysis is powerful and flexible with charts and graphs.

Why Flowlu?

Invoicing made for professionals. Flowlu understands the pains of invoices—from the largest to the smallest businesses, all invoicing needs can be simplified to a single set of solutions. With Flowlu’s professionally-designed online invoicing software, we specialize in providing the answers that you never knew you needed for all your invoicing concern. Combine eye-catching design with immense simplicity, and lock in every client with that perfect final touch—your invoice.



Maintaining a sense of decorum while retaining all of your time. Online invoicing software does the impossible—getting more done with less effort. Turn the painful process of invoice creation into one that requires nothing more than personal client customization and your brand’s design. Spend your time finding solutions that require your expertise; let Flowlu do the rest.

Visualizing complex data. Do away with a team of data analysts; simplify your data automatically with online invoicing software that collects your records and arranges them in easily digestible visual components.

Create time. Save your long afternoons and nights—never again pile through a stack of invoices, keeping track of all the little records and double checking for human error. Put your trust in software tweaked to perfection for these tasks.

Get Free Account

Enjoy Flowlu for free with no time limit or expiration date.

Free unlimited invoices

Our software lets you invoice your customers directly from the cloud. Create new invoices and send them to customers at lightning speeds. Have previous invoices available on the cloud for easy 24/7 reference.

Share Direct Link & Send by email

Be able to send your team the invoices they need immediately. With just a few clicks, you’ll have several options for sharing company invoices. Send invoices from Flowlu by email, get a direct link to them, or download them for offline storage.

Products & Services Catalog

Create a products and services catalog to make customer billing easy. You’ll have a database with the cost of each one of your products or services. When the time comes, just add them straight to the invoice before you bill your customer.

Taxes, Discounts, Shipping Charges Online

Create different charges that you can individually add or subtract to every invoice. Explain to your customers how much added costs are and where they’re coming from. Separate between added taxes, discounts you can offer, and shipping charges in each invoice.

Reminders For Customers

Don’t worry about billing a customer, and forgetting to follow up. Our reminders for customers lets you send an automatic notification to you and your client. He’ll be followed up on and you’ll know he hasn’t paid yet.

Online payments

Make it easier for your customers to get your money to you. Online payments let your customers pay you directly from the invoice page. They’ll see a detailed list of what the charges are, including taxes, shipping, and any discounts. They can then pay hassle free right from their computer.


Flowlu’s incredible online invoicing software helps businesses to create and send invoices precisely without huge cost. Try Flowlu for free today and understand why so many businesses are enjoying our invoice designer app, swift email system, shipping and tax calculator and data analysis. Flowlu’s online invoicing software is the best solution on the market for invoicing and so much more.

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Flowlu - Online Invoicing Software