Pirate Ship offers USPS shipping discounts up to 87% off, making it a great...

https://www.slideserve.com/soltostvly/what-s-the-simplest-way-to-compare-pirate-ship-and-shippo-without-overthinking-i

Pirate Ship offers USPS shipping discounts up to 87% off, making it a great choice if you mainly ship with USPS. However, their support is email-only, which can slow things down