Pirate Ship shines with USPS rates up to 87% off and easy-to-use label...

https://weekly-wiki.win/index.php/Does_Shippo_Really_Offer_Strong_UPS_Rates_Compared_to_Other_Tools%3F

Pirate Ship shines with USPS rates up to 87% off and easy-to-use label printing, making it a solid pick for sellers focused on USPS. But if you need DHL Express shipping or prefer live chat support over email-only, Shippo might be a better fit