Free USPS shipping software | Pirate Ship Unlimited batch shipping label processing. Unlike other platforms, Pirate Ship doesn't have limits. Get the cheapest USPS shipping rates possible. The only shipping software that gives you the cheapest rates for USPS-approved postage with no fees. Learn more about Pirate Ship's features.LoginThis site won’t let us show the description for this page.RatesPirate Ship passes-through the cheapest Commercial Plus Pricing · First Class PackageCreate Your Free AccountThis site won’t let us show the description for this page.FeaturesUnlimited label batch sizes and simultaneous batches. If you're shipping huge batches, Pirate Ship SupportContacting Pirate Ship. Chat is the fastest Contacting Pirate Ship · Getting StartedPriority Mail CubicOther shipping software adds up to 38% on top of the actual cubic pricing. Pirate Ship Can I create Return Labels with Pirate Ship? | Pirate Ship You can print or email this label. All you need to do is input the address of the returnee in the Ship To field as if you were shipping to them like normal. When you select the Return Label option, Pirate Ship automatically swaps the Ship To address with the Ship From, so that the Ship From address will be where the the package is returned to.