Sell Tickets, Take Payments, and Grow Support with ThunderTix + Square
If you need event ticketing software that works seamlessly with Square payment processing, your search is over. The ThunderTix + Square integration supports:
- Box office ticket sales
- Online sales directly to your patrons
- Mobile sales through our free iOS and Android apps
You can even process monthly recurring donations and monthly or annual memberships right alongside your ticket sales—making it easier than ever to grow ongoing support.
Sell Tickets with Square Terminal
With ThunderTix, selling tickets through the Square Terminal is quick and easy:
- In ThunderTix, choose your event and performance.
- Select the tickets or seats your patron wants.
- At checkout, choose Square Terminal as the payment method.
- Your patron taps or inserts their credit card (or uses Apple Pay / Google Pay).
- Payment is processed instantly in ThunderTix and tickets are generated.
Multiple Terminals for Walk-Up Sales, Concessions & More
Connect one or more Square Terminals directly to your ThunderTix administrative portal to streamline in-person sales. From walk-up ticket purchases at the box office to selling concessions and merchandise, the Square Terminal makes transactions quick and convenient. Patrons can pay using a chip card, tap payment, Apple Pay, or Google Pay, with each sale instantly processed and recorded in ThunderTix. This integration ensures your team can handle busy event days with speed and accuracy, while offering customers multiple secure payment options they know and trust.

Sell Tickets Anywhere with the Square Mobile Reader
If you already own a Square mobile credit card reader, you can start selling tickets immediately using the ThunderTix mobile app for iOS and Android. This setup is perfect for pop-up events, offsite sales, or smaller venues that don’t need all of the ThunderTix features included with the full admin portal or a full Square Terminal. Simply connect your reader to your phone or tablet, log into the ThunderTix app, and process ticket payments on the spot—no need to invest in new hardware.
How to Sell Tickets Online Using Square with ThunderTix
Step 1 – Sign Up with Square
- First, create your Square account. Most organizations are approved within 24–48 hours, so you can often start selling tickets the same day.
Step 2 – Connect Square to ThunderTix
- Log into ThunderTix.
- Go to Account Settings (cog icon) → Gateway tab.
- Click Connect with Square.
- Sign into your Square account and verify your identity.
- Allow ThunderTix access to your Square account.


Step 3 – Confirm Settings
- Ensure your currency is correct (USD, CAD, AUD, EUR, GBP).
- Your access token, application ID, and location ID will sync automatically from Square.
- Click Add Gateway to save your changes.

You’re ready to begin selling event tickets with Square! Payments process immediately, and funds are transferred to your bank account according to your Square agreement.
Beyond Ticket Sales: Donations & Memberships
When you connect Square to ThunderTix, you can do much more than just sell tickets:
- Monthly Recurring Donations
Let patrons support your organization year-round with easy, automatic monthly gifts. - Monthly & Annual Memberships
Offer benefits to your most loyal supporters, with automated renewals through Square.
Both options are fully integrated with your ticketing process, so supporters can buy tickets, donate, or join—all in one seamless checkout.
Frequently Asked Questions - Square ticketing integration
Can I sell event tickets with Square POS?
Yes. With ThunderTix + Square, you can sell tickets in-person via the Square Terminal or in advance of the event, online through your event pages.
Can I process recurring donations with Square?
Absolutely. ThunderTix supports monthly recurring donations so your supporters can give year-round.
Can I sell memberships through Square?
Yes—ThunderTix handles monthly and annual memberships with automated billing through your Square account.
Can I sell multiple ticket types (e.g., adult & child) in one transaction?
Yes. Create unlimited ticket variations in ThunderTix (Adult, Child, VIP, etc.) and process them together at checkout.
Does ThunderTix support barcode scanning for Square ticket sales?
Yes. All tickets generated in ThunderTix can include barcodes or QR codes for fast scanning at entry.
Can I sell concessions and merchandise with Square through ThunderTix?
Yes. ThunderTix offers a fast, streamlined interface for selling concessions or merchandise on site, fully integrated with Square Terminals and tablets for quick checkout. This setup is ideal for high-traffic concession stands or merch tables, allowing you to process chip, tap, Apple Pay, and Google Pay transactions in seconds—even during peak lines—while keeping all sales tied to your event reporting.
Can I track ticket inventory across online and box office sales?
Yes—ThunderTix manages your inventory in real time to prevent overselling.
Start Selling Today with ThunderTix + Square
With ThunderTix + Square, you’ll have everything you need to:
- Sell tickets online, at the box office, or via mobile apps
- Accept chip, tap, Apple Pay, and Google Pay payments
- Manage recurring donations and memberships
- Sell merchandise and concessions
- Track sales and attendance in one place
Contact us today to get started and see how ThunderTix can make Square ticketing fast, flexible, and fully integrated with your event operations.