# Shipbase

> Free shipping cost calculator that compares retail rates across USPS, UPS, FedEx, and DHL, then shows how much you'd save with commercial pricing platforms like ShippingEasy, ShipStation, Easyship, and Shippo.

Shipbase is a browser-based tool for eCommerce sellers and small businesses. It factors in dimensional weight (DIM), fuel surcharges, residential delivery fees, and zone-based pricing. All calculations run client-side — no signup required, no personal data collected.

## Pages

- [Shipping Cost Calculator](/): Compare USPS, UPS, FedEx & DHL rates side-by-side and see estimated commercial pricing savings.
- [How It Works](/how-it-works): Step-by-step guide on comparing shipping rates and unlocking commercial pricing, with a detailed FAQ.
- [About](/about): What Shipbase is, how the calculator works, and the affiliate disclosure.
- [Contact](/contact): Get in touch for support, feedback, or partnership inquiries.

## Optional

- [Privacy Policy](/privacy): No personal data collected; client-side calculations only.
- [Terms of Use](/terms): Rate estimates disclaimer; Shipbase is not a shipping carrier.