Apps similar to United Parcel Service include USPS Mobile, which is free. Other options are InstantShippingLabels.com. Between them they cover the web, Android and iPhone.
The United States Postal Service (USPS; also known as the Post Office, U.S. Mail, or Postal Service) is an independent agency of the United States federal government responsible for providing postal service in the United States.
United States
Buy prepaid USPS, UPS, FedEx, Canada Post, and regional carrier labels without a carrier account. Pay by Stripe or cryptocurrency, use Tor or no-JavaScript checkout, import CSVs or paste batches, then download, track, and recover labels.
