PayStar API Documentation
  1. Integratins
  • Merchant EN
    • Introduction
    • Glossary
    • Authorization key
    • Sandbox
    • Additional fields
    • Currencies
    • Bank names
    • Telecom operators
    • Callbacks
    • Error descriptions
    • Tech FAQ
    • Alerting
    • Payment history v2
      • Payment history - backward compatibility (legacy `X.Y.Z.W`)
    • Integratins
      • Stripe
      • Inwizo
      • 2Checkout
      • Adyen
      • AffiniPay
      • Alikassa
      • AlliancePay
      • Amazon Pay
      • AnyMoney
      • AstroPay
      • Aureavia
      • AurisMyChanger
      • Authorize.Net
      • Avatarix
    • Balance H2H
      GET
    • Deposit H2H - Card & P2P
      POST
    • Deposit H2H - Token
      POST
    • Deposit H2C - Card
      POST
    • Deposit status H2H - PayStar ID
      GET
    • Deposit status H2H - Merch ID
      GET
    • Payout H2H
      POST
    • Payout status H2H - PayStar ID
      GET
    • Payout status H2H - Merch ID
      GET
  1. Integratins

AffiniPay

AffiniPay is a leading U.S.-based payment platform designed to serve professionals in regulated industries. Founded with a strong emphasis on compliance, client trust, and industry-specific integrations, the company has become the go-to solution for legal firms, bar associations, medical practices, and CPA organizations.
AffiniPay is best known as the parent company of well-known vertical brands like LawPay, CPACharge, and AffiniPay for Associations, offering tailored experiences for each niche. With a reputation for exceptional customer service and user-friendly tools, it integrates deeply with practice management software, helping professionals stay compliant while getting paid faster.

Key Features and Strengths#

Industry Specialization: Tailored solutions for law firms, bar associations, CPAs, architects, and nonprofits.
Trust and Compliance: Maintains strict adherence to ABA and IOLTA guidelines (for legal clients).
Technology Stack: Secure cloud-based infrastructure with customizable online payment pages.
Integrations: Seamless compatibility with tools like Clio, MyCase, QuickBooks, and PracticePanther.
Website: https://www.affinipay.com
Email: info@affinipay.com
Founded: 2005
Headquarters: Austin, Texas, USA
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