Pirate Ship is great if you want USPS labels up to 87% off and straightforward...

https://stephenktwr147.lucialpiazzale.com/is-pirate-ship-good-for-a-single-platform-seller-who-wants-simple

Pirate Ship is great if you want USPS labels up to 87% off and straightforward phone support. It’s perfect for sellers who ship mostly USPS. But if you need DHL Express or prefer email-only support, Shippo might be a better fit