The 10 Best USPS Apps for Shopify

The top 10 apps merchants see when they search the Shopify App Store for usps, in the exact order the store ranks them. Only Shopify's organic ranking is shown, never sponsored ads.

Updated October 10, 2026 · Organic ranking

Maintained by Rankbase, built by a Shopify app developer

Shopify sells shipping labels directly from the admin, across a long list of carriers, and for a lot of merchants that is the end of the question. The catch is geography: label purchase is available only to businesses with fulfilment locations in a specific set of countries, and some carriers add their own same-country requirements on top. If you ship from outside that set, the native route is closed regardless of how large you are.

Two other gaps keep this category busy. Regional carriers outside Shopify's list are simply not there, which is most of the reason these apps exist in markets Shopify does cover. And there is a curious exception in the automation: an app cannot buy a label programmatically for one of the largest carriers, even though a human can buy the same label by hand in the admin. If your fulfilment runs unattended, that exception may decide your carrier for you.

1

Pirate Ship: CheapARR Shipping

★ 4.9 (185 reviews) · Free to install

Save your booty on UPS and USPS with Pirate Ship
2

ShipStation Orders & Inventory

★ 4.2 (707 reviews) · Free trial available

Shipping, warehouse sync, and automation for all your stores.
3

USPS Media Mail Mailer

· Free trial available

Automatic USPS Media Mail shipping rates at checkout
4

Easyship ‑ All in One Shipping

★ 4.2 (410 reviews) · Free plan available

Compare cheaper rates and automate labels, tracking & duties
5

4Seller: Order & Inventory

★ 5.0 (50 reviews) · Free to install

Manage multichannel orders, listings & inventory in one place
6

CWILL Returns & Exchanges

★ 4.9 (487 reviews) · Free plan available

Returns and exchanges that bring in profits by CWILL
Built for Shopify
7

Veeqo Shipping and Inventory

★ 4.0 (128 reviews) · Free to install

One app to ship, sync inventory, and automate every channel.
8

Shippo ‑ Simplified Shipping

★ 4.2 (317 reviews) · Free plan available

Simplify shipping, save, and grow your business
9

AfterShip Returns & Exchanges

★ 4.7 (1,544 reviews) · Free plan available

Retain traffic & revenue with exchanges and store credits
Built for Shopify
10

atoship

★ 5.0 (5 reviews) · Free to install

Discounted shipping labels from USPS, FedEx & UPS.

Compare the top 3 head-to-head

All app comparisons →

What to look for in a USPS app

Check the native route before anything else: Where you fulfil from, not where you sell to, determines whether Shopify will sell you a label at all. Ten minutes establishing that saves comparing tools you may not need, and it also tells you whether an app here is filling a genuine gap or reselling something you already have.
Aggregator or one carrier: Half this category is a single carrier's official connector and half is a multi-carrier platform. The first is usually simpler and better at that carrier's quirks; the second earns its keep when you genuinely compare rates per parcel. Choosing on features rather than on that distinction is how stores end up with three of them.
Whether buying can be automated: Bulk printing a hundred labels and having labels bought without a human are different things, and carrier-specific restrictions apply to the second. If you intend to run fulfilment on a schedule, confirm your carrier can actually be purchased from programmatically rather than assuming it follows the others.

Frequently asked questions

Which is the best USPS app for Shopify?

Based on the Shopify App Store's own organic ranking for "usps", Pirate Ship: CheapARR Shipping currently holds the #1 spot, with a 4.9 star rating across 185 reviews. The best choice for your store still depends on your requirements, so compare the top results above.

How is this ranking determined?

We record the organic results merchants actually see when searching the Shopify App Store for "usps", refreshed daily. Shopify's own sponsored ("Ad") results are excluded, so positions reflect its real search ranking rather than paid promotion. Source: the Shopify App Store search results for "usps", you can verify the current ranking there yourself.

Which USPS apps are Built for Shopify?

2 of the top 10 usps apps hold the Built for Shopify badge: CWILL Returns & Exchanges, AfterShip Returns & Exchanges.

What does the Built for Shopify badge mean?

Built for Shopify
Built for Shopify is the highest level of recognition Shopify awards an app. To earn the badge, an app must meet Shopify's standards for safety, performance, ease of use, and proven usefulness: it cannot slow down the admin, storefront, or checkout, must integrate seamlessly into the Shopify admin, and must demonstrate quality through installs, reviews, and ratings over time. When comparing similar apps, preferring ones with the badge is a safe default. Learn more about the Built for Shopify badge →

As of October 10, 2026, the top-ranked usps app on the Shopify App Store is Pirate Ship: CheapARR Shipping, with a 4.9 star rating across 185 reviews. 2 of the top 10 carry the Built for Shopify badge, and the average rating is 4.6 stars across 3,833 reviews.

Related keyword rankings

All USPS rankings → · Browse all keywords →

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Built by Craftshift

Rankbase is made by Craftshift, a Shopify Partner building apps for product images, variants, and bulk catalog work. We built Rankbase to track the App Store rankings of our own apps first, then opened it to other developers, and this directory grew out of that work. The rankings on these pages are Shopify's own organic search results; we never edit them, including for our own apps.

Craftshift apps on the Shopify App Store