You work hard. Getting paid should be easy.

Process all types of credit cards, e-Checks, and take payments from Trust & Operating Accounts, with a processing time of 1-2 business days and a simple 3.0% fixed rate. APX (Abacus Payment Exchange) is PCI Compliant, protecting your clients’ sensitive billing data.

Ease and speed

Unlike other payment solutions, we use a single platform to process your accounts and bill clients. This means you’ll get paid as quickly as your bank allows.

Transparent pricing

We keep things simple with a 3% fixed rate, no hidden fees, and no long-term contracts.

Peace of mind

We understand the responsibility that comes with handling client funds. To ensure trust account balances stay accurate, our 3% flat fee is only from an operating account.


Instantly access the infographic that walks through 5 ways automated payment processing systems help transform billing and invoicing processes.

See Now

See how APX stacks up:

Plan and Pricing




QuickBooks Payments

All Payment Cards Accepted
Trust & Operating Account Types
No Additional Processing Fees
1-2 Business Day Processing Time
PCI Compliant
Integrated with OfficeTools
Rate (per transaction)
3.0% Fixed
2.75% to 3.75% + $0.15
2.9% + $0.30
Up to 3.4% + $0.25

The best part? APX is already built in to OfficeTools practice management solutions.

APX screenshot

Accept payments online and start invoicing with PayNow

APX allows you to accept credit card, e-check, and ACH payments online through our secure portal and get paid nearly instantaneously. Our payment solution is designed to save you time and money – because getting paid should be the easy part.

Activate APX inside your OfficeTools software today.

We understand ethical obligation that comes with handling client funds. The 3% flat fee of APX is only deducted from an operating account to ensure trust account balances stay accurate.

Manage and review transactions, configure your account, view statements, and download reports through our password-protected portal. Feel safe knowing that your client payment data is protected with PCI-compliant 256-bit encryption.

Your customers can be confident that their data is secure. We are fully in compliance with industry standards like the Payment Card Industry Data Security Standard (PCI DSS).

OfficeTools accounting practice management solutions come with APX PayNow included

Watch a quick overview video of APX inside OfficeTools WorkSpace.

OfficeTools Cloud

See the new cloud-based practice managment solution.

Learn More

OfficeTools WorkSpace

Accounting practice management with tax integration.

Learn More

Find the solution that is the right fit for you.

Compare Features & Pricing