Shipping a tiki mug

Free shipping software to access the cheapest USPS® shipping rates

Buy postage and print shipping labels in 3 simple steps, whether you're shipping just one package or thousands.

Wooden rulerShipping tape
Kraft shipping box on a scale

Step 1: Measure

Measure your package's dimensions and weigh it.

Pirate Ship shipping software on an iPad

Step 2: Buy Postage

Enter the package details and address to buy the postage.

Printing shipping labels with a desktop inkjet printer

Step 3: Hand to USPS

Print the shipping label, put it on the package, and hand it to USPS.

Stack of Priority Mail shipping boxes
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form

Watch this quick video to see how to get the cheapest USPS® shipping rates:

Got a single package to ship? No problem!

Pirate Ship makes shipping single packages simple with a one-step form. You can even copy/paste entire addresses instead of typing them in!

Import your ecommerce orders to buy shipping labels

Connect eBay, Etsy, Shopify, WooCommerce, Cratejoy, and many more to import orders and the tracking information is automatically sent back to your store.

Turn any type of spreadsheet into shipping labels

Upload addresses using Pirate Ship's simple spreadsheet shipping. No special format is required, with support for everything from CSV and ODS to XLS and XLSX files.

Optimized for subscription boxes & batch shippers

If you're a subscription box, crowdfunding campaign, or just ship lots of packages, there's no easier way to buy labels than with our batch workflow.

Create your FREE account
Rollo Label Printer with a Priority Mail postage label

Print USPS® postage with any kind of printer from any computer or device

Discounted Priority Mail shipping labels
  • 🖨

    Print USPS labels with any kind of printer

    Use any type of desktop or label printer to print shipping labels at home or the office.

  • 📏

    Support for printing 2x7" or 4x6" shipping labels

    Pirate Ship offers 2x7" shipping labels for small direct thermal label printers, as well as the standard 4x6".

  • 🔀

    Multiple shipping label file formats available

    Generate USPS labels in either PDF or ZPL file format for label printers or with 2-up versions for desktop printers.

  • 🔗

    Share your labels through a private share link

    Generate a private link to share labels with your customers or fulfillment center, so they can choose how to print.

Fast and reliable shipping software built for modern ecommerce businesses

  • 💻

    Web-based shipping software that's always ready

    There's nothing to download or install. Buy postage or track your shipments on any computer, phone, or tablet.

  • 💡

    It's simple to choose the cheapest USPS service

    Don't know which shipping service to use? No problem! Pirate Ship makes sure you'll choose the cheapest one.

  • 🚚

    Skip the Post Office line or schedule a free pickup

    Drop your packages off at your local Post Office, hand them to a letter carrier, or schedule a free pickup.

  • 🔙

    Pay-on-use return labels for easy returns

    Need your customers to ship something back? Create return labels that you don't pay for unless they get used.

  • 📡

    Keep track of your packages from start to finish

    Stay on top of where your packages are. Easily search your shipments and view USPS Tracking® status updates.

  • 💳

    Pay with any credit card or instant bank transfer

    You only purchase postage as you go, so there's no need to preload your account or carry a balance unless you want to.

  • 📃

    Create USPS End-of-Day SCAN forms

    Let USPS scan all your packages in at once by printing SCAN forms for the entire day's labels or by batch.

  • 📈

    Integrated shipment reports and receipts

    Search & filter your shipping history, and export payment or transaction data for your records.

Pirate Ship USPS shipping appCreate your FREE accountPirate treasure chest toy

Powerful features designed to make buying and printing shipping labels simple

Automatic address validation & correction

Every address is validated with the USPS-certified address database and automatically corrected if it isn't formatted perfectly to ensure speedy delivery.

Unlimited label batch sizes and simultaneous batches

If you're shipping huge batches, the last thing you need is a cap on batch size. Pirate Ship can process unlimited amounts of labels and batches at the same time.

Schedule when you want tracking emails to be sent

Create multiple shipment notification email templates and schedule when you’d like them to be sent to your recipients, so they get notified at the right time.

Saved addresses & address auto-complete

Pirate Ship remembers addresses you’ve shipped to previously, and uses the Google Maps global address database to suggest new addresses as you type.

Save presets for frequently shipped packages

Create your own custom package presets to save settings for your most common shipments. Use package presets on both single labels and batches to save time.

Easy international shipping & customs forms

International shipping is simple with integrated customs forms and the ability to process batches with domestic & international addresses at the same time.

USPS Priority Mail postage labels

It only takes seconds to sign up & start shipping

Buying USPS postage online with Pirate Ship
Friendly customer support

We're here for you anytime, via chat or email.

The deepest discounts

Get the best USPS® rates: Commercial Pricing®

Free shipping software

No fees, markup, or hidden costs. Just the best rates!

No commitment

Try it. If you don't like it, tell us why, but there's no risk!

Create your FREE account