Invoice Fuel
Professional Services

A Professional Payment Experience for Your Clients

Designed for accountants, consultants, and agencies who need a polished, trustworthy way to bill for their time.

Industry Solutions

Built for Advisors and Agencies

Retainer Manager

Automate recurring billing for advisory retainers and project milestones. Set it once and let Invoice Fuel handle scheduled charges — no manual invoicing each month.

Trust & Security

Bank-grade encryption and full PCI compliance protect every client transaction. Give clients a secure, modern portal that matches the quality of your professional advice.

Branded Experience

Maintain your firm's branding through the entire checkout flow — logo, colors, and domain. Clients pay through an experience that looks and feels like yours.

Flexible Fee Structure

Choose to absorb processing fees or pass them to clients — per invoice or firm-wide. Smart fee-passing ensures 100% of your billable rate reaches your bank account.

The Invoice Fuel Impact

Results you can measure.

Enhanced client trust through a secure, modern payment portal that matches your professional brand.

Reduced administrative overhead — automated retainer billing frees your team from monthly invoicing cycles.

Protected hourly rates — smart fee-passing ensures 100% of every billable dollar reaches your account.

Ready to elevate your client billing?

Free for 60 days. No credit card required. Cancel any time with one click.