Transform invoices into revenue for your art gallery

Grow your sales with a better invoicing and payment experience to meet the evolving needs of your business, collectors and clients.

Increase sales with flexible payment options for collectors

Easy and convenient

Start accepting online payments with an easy setup.

Secure & easy ways to pay

Collectors can pay via credit/debit card, ACH and Buy Now, Pay Later via Affirm.

Grow & enhance your art business

See real time activity on your transactions, inventory and contacts.

| Integration

ARTERNAL Pay + Stripe power your payments

Flexible payment options for your collectors
Credit & Debit Cards, ACH (Bank Transfers), or financing through Affirm.

Competitive and transparent rates
ARTERNAL Pay has integrated per-transaction pricing with no hidden fees.
View Transaction Fees

Setup is quick and simple
Enable ARTERNAL Pay on your invoices by simply connecting to a new or existing Stripe account.

Power payments
Affirm asset
| 🇺🇸 🇨🇦 US/Canada Clients only

Buy Now, Pay Later

Grow your client relationships and increase their buying power
Make artwork purchases more attainable and hassle-free for you and the collector.

Discover new collectors and accelerate sales
Reach a broader collector base with Affirm’s real-time decision process and flexible payment options.

Convenient payment plans for your clients
Get paid upfront with Affirm so you can invest more time and money in your business.


Create and send invoices seamlessly. Get paid faster.

Create professional, branded invoices in minutes.
Build your brand by customizing invoice templates with your logo, fonts and personalized messaging.

Send invoices more efficiently
Save time by doing everything in one connected platform. Switching between multiple apps is a thing of the past.

ARTERNAL Pay streamlines the invoice payment process
Clients have more options to pay faster, so you get paid on time.

invoice asset v4 1

Supercharge your sales workflow like never before

One connected platform

Invoices connect with your inventory and contacts, so all sides of your business are in sync.

Private & Secure

Invoices can be password-protected to reduce cyber hacking and phishing.

Conveniently send and share invoices

Send personalized invoices from your desktop or phone and track if they’ve been opened. All within the ARTERNAL platform.

Automatic sales tax calculation

Instantly calculate accurate sales tax -— using up-to-date rates and address validation.

Economic nexus tracking

We track sales so you stay ahead of your economic nexus exposure.

Sync Invoices to Quickbooks

Easily sync invoices and payments to Quickbooks with our integration.

The essential invoicing tool designed to drive sales

Our Trusted Partners


Payment options through Affirm are subject to eligibility, may not be available in all states, and are provided by these lending partners: CA residents: Loans by Affirm Loan Services, LLC are made or arranged pursuant to a California Finance Lenders Law license