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RATES
Pirate Ship Simple Export Rate®
UPS® GroundUPS Ground Saver®UPS 3 Day Select®UPS 2nd Day Air®UPS Next Day Air®UPS Standard® UPS® Worldwide Economy UPS Worldwide Expedited®UPS Worldwide Saver®UPS Worldwide Express®
USPS Priority Mail®USPS Priority Mail Cubic®USPS Priority Mail® Flat RateUSPS Ground Advantage™USPS Media Mail®USPS Priority Mail Express®USPS First Class Package Intl.®USPS Priority Mail Intl.®
integrations
Big cartelBigCommercecratejoydiscogsebayEcwidEtsyPayPalshopifyspreadsheetSquaresubblysquarespaceWixwooCommerce
shipping tools
USPS Shipping Rate CalculatoruSPS Zone Map
The Cheapest Way to ship
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Integrations
Square
Pirate Ship +

Square

Save up to
87%
Browse All Rates

Connect Square with Pirate Ship to import unshipped orders, access discounted UPS and USPS labels for the cheapest way to ship everything, and automatically update fulfillment statuses. Whether you have a pop-up shop or just launched a website for your brick-and-mortar store, Square and Pirate Ship is the smoothest match on the Seven Seas!

Read how the Square integration works

💰

Get the deepest discounts for free

Get sub-USPS Commercial Pricing® and discounted UPS shipping rates with no fees or markup, saving you tons of loot compared to buying directly from these carriers.

🗝

Powerful shipping for Square

Easily import unshipped Square orders and buy labels at the best rates. Pirate Ship automatically updates your Square fulfillment statuses as “Prepared.”

😎

#1 free shipping software

Powerful & easy-to-use features designed to simplify shipping & save you the most money possible. Pirate Ship is a Square shipping app that actually makes sense!

🖨

Fast batch shipping with no limits

Ship dozens or thousands of Square orders at once without restrictions. Pirate Ship’s batch processing is built for businesses that move fast.

Read more about Pirate Ship's features

Create your free account and
start shipping today

Cheapest Shipping Rates

No monthly fees—we're paid by the carriers, not by you!

Friendly Customer Support

We're here for you every day via live chat or email.

No Commitments

Give it a try. If you don't like it, there's no risk!

Cheapest Shipping Rates
2025 USPS and UPS ratesDiscounted UPS shipping ratesUSPS Commercial Pricing®UPS® Ground discountsPriority Mail Cubic®Simple Export Rate®
Import and Ship Your Orders
Shipping integrationsSpreadsheet & batch shipping
USPS Shipping Tools
USPS Rate CalculatorUSPS Zone Map
Why Use Pirate Ship?
The cheapest way to ship
Customer Support
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UPS, the UPS brandmark, and the color brown are trademarks of United Parcel Service of America, Inc. and are used with permission. UPS discounts are off Daily Rates, and are limited to shipments originating in the United States only. UPS may change their rates at any time without notice. Pirate Ship will always pass through the full UPS discounts with no monthly fees or hidden costs.

Pirate Ship is a licensed USPS® Connect™ eCommerce Platform. USPS Corporate Signature, the registered trade dress of USPS Priority Mail and Priority Mail Express boxes, envelopes and labels are trademarks of the United States Postal Service and are used with permission.