Trusted by hundreds of companies, Billing Powered by LeanLaw offers a powerful, all-in-one solution for your billing needs.
- Easy mobile time tracking
- Customizable invoice branding
- One-click draft invoices
- Sync invoices with QuickBooks Online
- Email invoices directly from Billing powered by LeanLaw
- Accept ACH & credit card payments
- Payment reminders & tracking
LeanLaw will use the information you provide on this form to contact you. By submitting this form, you are confirming that you have read and agree to our Terms and Privacy Policy.
Easy Migration, Exceptional Support
Setup & Data
Connect LeanLaw to QuickBooks, train your team, and migrate client and project data seamlessly.
Invoice and Reporting
Transfer A/R, migrate WIP data, and start invoicing with Billing powered by LeanLaw while entering time efficiently.
Institutionalization
Create advanced dashboards for stakeholders and achieve mastery in invoicing and reporting for streamlined operations.
The software provides good reporting and is easy to use. The best feature is the customer support. We have seen the team working to address any unique issues my firm may present. They listen and respond.
Kevin L.
Business Owner
See what other says about Billing powered by LeanLaw
See for yourself how Billing powered by LeanLaw can meet your business’s unique challenges, needs, and product interests. Complete the form to get your free demo.
Very easy and intuitive interface, excellent pricing. I don’t need all the other functions other platforms have, and I don’t like paying for them. I never found I used them or that they saved me any time.
Daniel Tucker Simmons
Partner
I don’t know how my business functioned before Lean Law. Overall, The customer service and support is amazing. Pros: The timekeeping features give attorneys everything they need to manage tracking billable hours. That it is integrated with Quickbooks is an amazing feature.
Deborah W.
Managing Partner
It has significantly reduced the time it takes to run billing each month and the timekeeping feature is very easy to use. I’m told the customer service is excellent.
Tim Y.
Partner
LeanLaw is an outstanding product! Easy setup and very user-friendly. And it syncs perfectly with QBO. It’s a perfect app for law firms of any size.
Tomrathjen
Partner
This program is everything you can ask for in legal billing software! After researching several options, LeanLaw stands out because of ease of use for accounting team + attorneys, amazing QBO integration, internet-based programming, reasonable cost and stellar customer support.
Alicia
Partner
Exactly what you need as an add-on for Quickbooks to run your law firm to produce invoices and firm productivity reports. Bravo!
Jennifer
Partner
Why Professional Services Firms Choose Billing Powered by LeanLaw:
Trusted by Hundreds of Customers
With over $800M in billing processed through our platform, Billing Powered by LeanLaw has been supporting the monthly billing needs of professional services firms for years. We understand the unique challenges you face and have designed our software to meet your specific requirements.
Flexible Billing Options
Whether you bill by the hour, use flat fees, or need to customize invoices per project, per client, or per task, Billing Powered by LeanLaw adapts to your billing style. Our versatile system ensures you can bill your clients precisely how you need to.
Seamless Integration
Billing Powered by LeanLaw integrates seamlessly with your existing tools, such as QuickBooks Online, to provide a unified and efficient workflow. Say goodbye to manual data entry and hello to streamlined processes that save you time and money.
Exceptional Customer Support
Our dedicated team of experts is here to support you every step of the way. From onboarding to ongoing assistance, we’re committed to your success and ensuring you get the most out of Billing Powered by LeanLaw.
Frequently Asked Questions
Yes, LeanLaw provides data migration services to help you transition from your existing system, including exporting your data, importing it into LeanLaw, and validating the accuracy.
The data migration timeline varies depending on your data complexity and customization needs, but our specialists work with you to plan the process and complete the transition as efficiently as possible.
Yes, your LeanLaw subscription includes unlimited access to our customer support team via phone, email, or chat at no extra cost.
Yes, LeanLaw is fully cloud-based, allowing you to securely access your data from anywhere via web browser, desktop app, or mobile device.
Yes, LeanLaw has a seamless, real-time, two-way sync with QuickBooks Online for all your key financial data–invoices, payments, trust accounting, and more.
See invoices paid 70% faster with LeanLaw’s streamlined accounting workflows. Boost collections and increase your cash flow. LeanLaw is the alternative to law practice management software.

QuickBooks Online
Premium App Partner
Privacy Policy | Terms of Use | Service Level Agreement
© 2026 LeanLaw. All Rights Reserved
