Better serve your law firm’s clients with the payment processing options they want.
Your clients expect convenience. CosmoLexPay delivers secure, flexible ways to pay, like credit cards, debit cards, ACH, PayPal, and Venmo, all while maintaining compliance with legal trust accounting rules. Increase client satisfaction and improve your firm’s cash flow with a streamlined, integrated payment experience.

Worry less about the payments process with CosmoLexPay.
Take the stress out of collections and speed up your firm’s cash cycle with built-in payment automation.
Firms that adopt online payment processing experience up to a 46% increase in paid invoices within the first 60 days.*
Why law firms choose CosmoLexPay for payment processing
CosmoLexPay is built for the legal industry. By combining payments, billing, and accounting under one system, firms eliminate manual reconciliation, reduce administrative work, and maintain client trust account compliance.
- Fully integrated payments: Connect payments directly to billing and accounting workflows for instant tracking and accuracy.
- Client-friendly payment experience: Give clients modern options like PayPal, Venmo, and Pay Later, right from their invoice.
- Trust accounting compliance: Keep client funds secure and separate with automatic safeguards built into the system.
Get paid faster with client-preferred payment methods

Accept PayPal, Venmo, and all major cards
- Offer multiple payment channels without additional setup or gateways.
- Merchants using PayPal experience a 46% lift in conversions.
- Accept Visa, Mastercard, Amex, Discover, and ACH with fraud protection and chargeback support built in.

Clients pay later. You get paid now
- Enable PayPal’s Pay Later feature to let clients split payments into manageable installments.
- Receive full payment immediately with no extra cost to your firm.
- Payments are protected by PayPal’s security standards and verified instantly.
All the tools your firm needs
to run your business.
Built with the needs of modern small and mid-sized law firms in mind, CosmoLex’s legal practice management software increases efficiency and profitability.
LEGAL PRACTICE MANAGEMENT RESOURCES
Access CosmoLex‘s free materials on how to elevate your legal practice management.

- Integrated Accounting Software for Law Firms: Features, Benefits & More
- 5 Reasons Law Firms are Switching to CosmoLex
- Optimizing Law Firm Operations: 5 Strategies for Modern Practices
- The ROI of Switching to CosmoLexPay: Cost Savings and Efficiency Gains
- 6 Best Practices for Creating a High-Converting Law Firm Website
Frequently asked questions.
What is law firm payment processing software?
Law firm payment processing software allows firms to accept and track client payments securely while staying compliant with trust accounting regulations. With CosmoLexPay, you can process credit cards, ACH, PayPal, or Venmo directly within your practice management system, keeping billing and accounting perfectly synchronized.
Why is CosmoLexPay ideal for law firms?
CosmoLexPay is designed specifically for legal professionals. It ensures trust compliance, simplifies reconciliation, and provides modern payment options that enhance the client experience while helping firms collect revenue faster.
What is CosmoLexPay?
CosmoLexPay is CosmoLex’s integrated payment solution. It lets firms process all payments securely, automate reconciliation, and manage client trust funds with full compliance. By removing third-party dependencies, it saves time and reduces errors.
Can my clients pay by credit card?
Yes. Clients can pay instantly using credit card, debit card, ACH, or PayPal through the secure client portal. Credit card acceptance increases convenience and improves on-time payments.
Why does my firm need a legal-specific payment system?
Generic processors can mix trust and operating funds, creating compliance risks. CosmoLexPay enforces fund separation automatically, aligning with IOLTA and other legal requirements to keep your firm compliant and audit-ready.
What billing and invoicing features does CosmoLex provide?
CosmoLex includes legal billing software that automates time capture, invoice generation, and payment tracking. Clients can pay directly from email or portal links, reducing friction and improving cash flow.
How does CosmoLexPay compare to other law firm payment processors?
Unlike standalone processors, CosmoLexPay is embedded into the law practice management platform. Every payment updates billing and accounting instantly, eliminating double entry and manual reconciliation.
Is CosmoLexPay PCI compliant?
Yes. CosmoLexPay adheres to PCI DSS standards, ensuring every transaction is encrypted, tokenized, and processed securely. Your clients’ financial data stays fully protected.
Simplify your practice with one tool.
Book a demo.
Book a personalized demo with a CosmoLex specialist and see the platform in action.









