Flow screenshot

What is Flow?

Flow is an invoicing tool designed for freelancers and small business owners who want to send invoices without unnecessary complexity. It handles invoice creation, sending, and payment tracking with a focus on simplicity. The tool works as a freemium product, meaning you can start using it at no cost and upgrade for additional features if needed. Flow suits people who bill clients regularly but don't need extensive accounting software, offering just enough functionality to manage invoicing efficiently without overwhelming you with features you won't use.

Key Features

Invoice creation

Build and customise invoices with your branding and payment terms

Payment tracking

Monitor which invoices have been sent, viewed, and paid

Automatic reminders

Send payment reminders to clients without manual effort

Multiple payment methods

Accept payments directly through the tool using various payment gateways

Client management

Store client details and payment history for repeat invoicing

Reporting

Generate basic reports on invoicing activity and revenue

Pros & Cons

Advantages

  • Free tier removes barriers to entry for small businesses and freelancers
  • Straightforward interface focuses on core invoicing tasks without feature bloat
  • Automated reminders reduce time spent chasing late payments
  • Direct payment integration means clients can pay without leaving the invoice

Limitations

  • Limited features compared to full accounting software; may not suit complex billing needs
  • Freemium model may require upgrading for features that matter to your business
  • Information about export and integration capabilities is not clearly detailed

Use Cases

Freelance designers, writers, or consultants invoicing individual clients

Small service businesses that need to track multiple client invoices monthly

Contractors wanting to automate payment reminders and reduce administration time

Sole traders who need a lightweight alternative to full accounting platforms