Featured Apps

Featured Products
Address Verification
Average Rating(1)
Starts at $9.99/mo


Real-time shipping address verification during the checkout process.


Help your business stand head and shoulders above the rest with some of eCommerce’s most advanced shipping solutions. Eliminate instances of carrier-imposed penalty fees with address verification, implement an automated product returns service, restrict individual products to a specific shipping method, and gain access to time-saving tools that’ll automate your entire shipping process. At 3dcart, our growing selection of state-of-the-art shipping apps ensures you have the necessary tools to efficiently manage your shipments with ease and confidence.
Multiple Distributors

Process and ship individual items from multiple distribution areas as needed. In other words, have an item shipped from multiple distributors to save on shipping costs when applicable.

FREE - $99

Easy to print, discounted USPS shipping labels (save up to 46%) or plug in your FedEx, UPS account. FREE plan, no per label fee. Best service.


Addrexx has been autocompleting and validating addresses since 2009. Our solution delivers the highest address quality and avoids the use of annoying popups that drive customers away.

Addrexx solves shipping problems, increases sales and provides a better user experience.


We are freight services simplified.

Advanced Shipping Manager Connector

Advanced Shipping Manager for 3D Cart is the only shipping solution for your online store. No other product offers more features or more control over shipping.


ShipWorks helps you ship more in less time. With a few clicks, you can print shipping labels, send email notifications,update online order status, and more.

$25+ per month

ShipStation is here for all sizes of businesses, whether you're shipping out a few things to thousands a day.


Endicia is the leading provider of innovative and intuitive shipping technologies and services.


Every FedEx and UPS overnight and ground shipment comes with a Money-Back-Guarantee (MBG) refund.

Contact Partner

Shipwire provides ecommerce order fulfillment services, shipping software, and cloud-based logistics from warehouses around the world for companies of all sizes.

$15.99 / mo.

If you’re serious about saving money, it’s time to add the USPS and Stamps.com to your shipping mix.


Track all shipments in one place, notify customers of delivery updates, and display tracking results at your store.

$29.95/month for up to 3 connected users

ShipRush is a free, easy-to-use and time-saving software solution that streamlines your shipping process.

Refund Retriever - UPS & FedEx Auditing

Save 2-7% on FedEx and UPS! Refund Retriever audits for late delivery, duplicate charges, and surcharge mistakes.

$20 / month

ReadyShipper makes your 3dCart shipping easy and efficient.

Restrictive Shipping

3dcart’s Restrictive Shipping add-on allows you to restrict individual products to use specific shipping methods when they are purchased.

$20 - $60 /month

OrderCup is a powerful, web-based service that simplifies, automates and standardizes your order management, fulfillment and shipping processes

Share a Refund

This cost-cutting app will lower your shipping expenses from FedEx and UPS by 2-5%. Simply signup and watch the refund credits start rolling in.

$25 per month

ShipCaddie is the easiest-to-use, web-based shipping software. Manage your orders from any marketplace and ship reliably at lower costs to customers all over the globe. Start your 90-day trial today!