Online Invoicing App to Get Paid Faster & Manage Your Business

Make your billing processes simpler, send unlimited invoices, create custom templates, and manage your entire accounting cycle with our small business billing software.

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Flowlu - Online Invoicing App to Get Paid Faster & Manage Your Business

Effortless to use

Send branded invoices and automate follow-ups in seconds.

Secure by default

Your data is encrypted and protected with TLS protocols.

Truly all-in-one

Everything your business needs, right at your fingertips.

Custom-fit to business

Tailor everything to your workflows, teams, and clients.

Invoicing System for Faster Payments

Automate your path to getting paid, convert proposals to invoices, create recurring invoices, send automatic reminders to customers. No more payment chasing, you can now fully focus on your business.

Invoicing Software for Small Business: Best Features for Your Workflow

Design Custom Invoices

Create invoice documents with your brand identity by picking templates, adding your logo, and customizing layouts and color schemes. Save time with reusable templates custom-fit to your business brand.

Convert Estimates & Quotes

Impress your potential clients with on-brand estimates. Once accepted, convert them into invoices with a click. View all created estimates and filter by date, status, customer, assignee, and more.

Track and Bill Your Time

You track, Flowlu invoices! Easily log all billable hours spent on project tasks with built-in tracker. Then, convert those logged hours into accurate entries. Change or add new items if needed.

Share & Get Paid Instantly

Send invoices via email or share a link in chat. It’s so easy to view, print, and download as a PDF document. Connect Flowlu to major payment gateways like PayPal or Stripe and let your customers pay invoices online.

Automate Processing

Set up automation rules to take care of the invoicing process and minimize errors. Add rules to update data, send payment reminders, assign tasks, create projects, schedule events, and achieve better results.

Add Items Quickly

Let go of manual item entry. Store all your products and services in Flowlu’s catalog. Set categories, prices, taxes, and add any item to your invoices with a few quick clicks. Our invoicing app frees up time on every created bill.

Reduce Manual Work

Need to charge regular customers? With recurring invoices, you can be confident that you will be paid on time. Generate using templates and send them automatically based on your payment terms and conditions.

Approve to Invoice

Secure your reputation and finances. Designate an approver to review every detail and send out perfect, professional invoices every time. Skip unnecessary rework, avoid costly errors, and get paid correctly from the start.

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Run Multiple Businesses

If you run multiple businesses, our invoice and payment app is all you need to manage them effectively. Add all your companies under one account and track the financial performance for each business right from the dashboard.

Send Invoices Worldwide

Flowlu’s invoice software fully supports multiple currencies, so you can create invoices, estimates, and quotes with customer’s preferences in mind. Plus, generate documents in any language for clear, international communication.

Simplify Financial Analysis

Flowlu’s intelligent reports give you consolidated financial insights across all your businesses. Examine cash flow trends, track invoice statuses, and analyze profit & loss statements. Choose from multiple visualization options.

Collaborate with Teammates

Teamwork makes dreams happen. Align in dedicated chats, discuss details and request responses in secure invoice comments. With smart alerts, no updates will be missed. Collaborate on opportunities to accelerate deals.

Communicate with Clients

Create a branded portal for your customers. Choose what information they can view and what actions they can take. Let them access all estimates related to their business, convert them to invoices, and pay from one location.

Flowlu: Billing and Invoicing Software for Every Business

Business Owners

Take control of your cash flow and simplify your entire billing process. Automate payment reminders, receive funds instantly with flexible online payment integrations and bill across multiple businesses. Get clear financial insights to grow.

Freelancers & Solopreneurs

Manage your billing from creation to collection. Track billable hours, then convert them to entries with one click. Send professional branded documents and receive payments online for timely compensation for your work.

Agencies

Convert estimates into digital invoices and bill for every project. Track logged work hours, use recurring invoices for repeat services and use approval controls to achieve error-free customer billing. Collaborate with your team to expedite payments.

Sales Teams

Get from quote to cash faster with integrated invoicing. Convert accepted proposals with one click and facilitate payments with online payment integrations. Use the client portal for communication and collaborate on billing details to get smooth transactions and happy customers.

Shaiq Uddin

Director, Sales & Marketing Operations

"We were able to replace 12 different apps partially or in full from our day-to-day routine by completely switching to Flowlu. Not only did we eliminate most of the manual integration work, we were also able to cut down and save hundreds of dollars that used to go in monthly subscriptions."

12+

Business apps replaced with Flowlu

$4k+

Saved on subscriptions annually

100%

Key business processes automated

1.1k

Tasks executed through Flowlu

Read the case study

See all customer stories

Select Your Subscription

Choose the right plan for your invoicing.

1 Month Year -25%

Free

For freelancers and small teams: a simple workspace for trying Flowlu without commitment.

Always free. No expiration,
no hidden fees

Key Features
CRM

100 contacts, 1 pipeline, lead capture forms

Tasks & Projects

1 workflow, Kanban & list views, milestones

Finance

Invoices & estimates, product catalog, branding, payment & expense tracking

Collaboration

Private chat, personal calendar, comments & mentions, basic wiki, mind maps, company feed

Time Tracking

Customization

HR

Integrations & API

Automation

Support

Help center + AI bot
Show all features

Essential

For growing teams: move beyond basic task tracking to manage client work confidently.

$9 ~~$12~~

per user / month
billed yearly per user / month
billed monthly

Start free trial

Everything in Free +
CRM

Multiple sales pipelines, email sync, email templates, CRM reports

Tasks & Projects

Gantt chart, backlog & sprints, subtasks, task dependencies, project workflows, basic financial tracking

Finance

Online payments, invoice templates, late reminders, finance reports (P&L, cash flow)

Collaboration

Task followers and collaborators, group chat, shared calendars, growing team knowledge base

Time Tracking

Timer for tasks

Customization

Custom fields & lists, task statuses, templates, basic record customization

HR

Basic team organization (groups)

Integrations & API

Core integrations

Automation

Support

Live chat
Show all features

Advanced POPULAR

For mid-sized companies: handle complex projects and finances with more control.

$17 ~~$22~~

per user / month
billed yearly per user / month
billed monthly

Start free trial

Everything in Essential +
CRM

Sales automations, email tracking, client portal, duplicate merge, advanced CRM reports

Tasks & Projects

Multiple tasks workflows, recurring tasks, portfolio management, project cash flow forecast

Finance

Recurring invoices, multi-org & multi-currency support, inventory tracking

Collaboration

Role-based access, external wiki for clients, advanced knowledge base

Time Tracking

Billable hours, planned vs. logged time, custom billing rates

Customization

Formula fields, branding, advanced record customization

HR

Org chart, time off management, schedules

Integrations & API

Full integration hub with higher API capacity

Automation

Workflow & pipeline automations, 3 business processes

Support

Priority support
Show all features

Ultimate

For scaling organizations: unify projects, people, and finances in a customizable system.

Custom

per user / month
billed yearly per user / month
billed monthly

Everything in Advanced +
CRM

5 inboxes per employee, extended email history, advanced tracking

Tasks & Projects

20 task & project workflows, 50 agile projects, enterprise project & portfolio analytics

Finance

Budget planning, advanced dashboards, enterprise finance tools, multiple organizations

Collaboration

Enterprise knowledge base, 100 external collaborators, full collaboration suite

Time Tracking

Full time tracking suite across projects & teams

Customization

Full white-labeling, custom domain & email, enterprise security options

HR

Enterprise HR suite for large teams

Integrations & API

Enterprise integrations with maximum API capacity

Automation

Full automation suite, 10 business processes

Support

Dedicated success manager + onboarding
Show all features

Want to learn more about all the handy features we offer? Check out our detailed pricing page to explore everything that’s included.

Go to Pricing

Why businesses love Flowlu?

A very strong tool for SMB and PM

Imagine a unified business management platform that caters to SMBs but includes powerful enterprise-level functionality normally reserved for more expensive CRMs, PM tools, and the like. It's as if they scoured the market for the most popular features, then crammed them all into their product. Read more

Brandon E.

Sales Specialist

Comprehensive solution for project management and CRM

Flowlu is a comprehensive solution for project management and CRM software. Especially when you don’t want to have a dozen separate systems and drown in integration efforts. The interface is easy to use, and there are some amazing features, such as fully automated task flow inside the system itself. It also has enough customization capabilities ... Read more

Tomas V.

CEO

By far one of the best business management software

I run an agency and have personally used countless project and business management software solutions. Flowlu is a feature-rich CRM that offers amazing automation tools to make your life easier. It provides a plethora of features that can be customized to meet your company's unique requirements. I also appreciate that it includes time track... Read more

Shiraz Q.

CEO

Fast, feature packed, priced right

Flowlu is easy to use, has a mobile app, and keeps getting better. Flowlu peaked my interest when I saw how many different features they were able to incorporate into their system. Once I started using it I was surprised at how everything was pretty fast and cohesive. This will be a great tool for my agency and fits a lot of needs that other sys... Read more

Josiah H.

Web Developer

THIS is what I've been waiting for

My experience has been incredible so far. Flowlu has replaced five applications and has made life better for me and 350 of my employees. It's kind of like being a kid at Christmas... I actually look forward to using the application every morning. The thing that differentiates them from everyone else is that they do a lot of things very well... Read more

Antonio Thornton, P.

CEO

Pumped about Flowlu

I was looking for a viable platform that would make my business more profitable and easier to run and manage to meet my requirements for a very long time. Some platforms offer similar functions to Flowlu but Flowlu offers speed, performance and overall product quality. I am implementing and testing the platform now in several companies that I ru... Read more

Martin G.

Director

Does it all really well

Flowlu is one system that puts all your client interactions at your fingertips. I really like the concept of one integrated system that keeps track of most of the tasks I need to do with clients every day, rather than requiring duplicate data entry across several disconnected systems. This is especially important for small companies like mine th... Read more

Joshua M.

Founder

So much more than just a Project Management tool!

Flowlu is a full-fledged business workflow tool that allows you to manage pretty much everything in your business from one central location. It has a well-designed, user-friendly interface that is simple to operate and navigate. It also includes one of the best new customer onboarding processes I've seen from a SaaS provider, utilizing its ... Read more

Tim D.

Head Consultant

Flowlu has been the most useful project management tool that we have

We are having the best and most efficient experience working on our projects with Flowlu. It allows us to ensure constant collaboration on all our tasks, which helps us achieve our project goals within the allocated timeframe. It offers us an amazing virtually shared workspace that helps us collaborate and work on our tasks as a team. Read more

Tim Van W.

Senior Project Supervisor

Flowlu allows businesses to manage projects from anywhere

This software is great!! So easy to enter information and schedules. This solution keeps me very productive! I have a tendency to try to tackle too much at once and end up with an overwhelming number of unfinished tasks. I like the fact that I can share the tasks and lists with anyone just by using their email addresses. Read more

Alvin Buckley

Events Services

Integrate with your favorite tools

Connect your Flowlu account with other apps via native and third-party premade integrations.

See All Integrations

FAQ

You will find the answers in the knowledge base or write to us in the online chat.

Knowledge base Ask a question

Flowlu is the best invoice system for small business because it’s more than just sending bills.

From creating branded invoices in seconds from templates and automating customer reminders with flexible stage rules to receiving payments instantly through popular online payment gateways.

You can choose one of the pre-made templates, add your logo and details, then add products or services. Flowlu’s invoicing software makes it easy to send documents via email, download as PDFs or share a link for quick payments.

Your customers can pay invoices through major payment gateways like PayPal, Stripe, Square, WayForPay, and Skrill. Flowlu simplifies online invoice payment processing.

Yes, in Flowlu’s automated invoicing software you have many options. Have regular customers? You can set up recurring invoices with custom rules. If customers forget to pay, send reminders automatically via email. You can even assign tasks to your team when you get paid.

Flowlu’s billing software has full support for multiple currencies so you can create invoices, estimates, quotes and other documents in the preferred currency. Easy to do business worldwide.

With Flowlu’s quote and invoice software you don’t need to worry about manual tax calculations since taxes are calculated automatically. Just add the relevant tax rates and click to add when creating an invoice, estimate or quote.

Security is top priority for the Flowlu team. Your data is encrypted with industry standard TLS protocols and Flowlu has robust security measures to ensure your financial data is always safe.

Flowlu has mobile apps for iOS and Android. You can create, send and manage invoices on the go.

See how Flowlu works for your business. No credit card required.