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eBay postage calculator

The Transdirect eBay postage calculator is a free widget you can embed directly in your eBay listing descriptions. It lets potential buyers enter parcel details and see real shipping costs — helping them make a purchase decision with confidence.

Save 10–30% on shipping

Transdirect rates are typically cheaper than standard parcel post, saving both you and your buyers money.

Free to use

The calculator widget is completely free. No setup fees, no monthly charges.

The calculator displays a simple form within your eBay listing. Buyers enter the parcel size and weight, along with their delivery suburb and postcode, and instantly see the cheapest available shipping rate.

Rates are pulled live from the Transdirect courier network, so buyers always see current pricing.

  1. Enter your parcel details

    Go to the Transdirect eBay postage calculator page and enter the default size and weight for the item you are listing.

  2. Grab the free code

    Copy the generated HTML code snippet. This is the embed code for the calculator widget.

  3. Paste into your eBay listing

    Edit your eBay listing and paste the code into the Item Description field (HTML view). The calculator will appear inline within your listing description.

  • Competitive rates — Transdirect rates are among the cheapest in the industry, typically cheaper than standard parcel post.
  • Buyer confidence — Buyers can see exact shipping costs before committing to a purchase, reducing post-sale disputes.
  • No surprises — Accurate quotes mean you won’t undercharge or overcharge for shipping.