The 10 Best Mail Apps for Shopify

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

Updated July 12, 2026 · Organic results only

Maintained by Rankbase, built by a Shopify app developer

1

FlowSend ‑ Flow Mail App

· Free to install

Send automated Flow emails - transactional email on Flow
2

PostPilot Direct Mail Platform

★ 5.0 (154 reviews) · Free plan available

Send personalized, profitable postcards & handwritten cards
3

Back In Stock,Notify Me: Kbite

★ 5.0 (3,701 reviews) · Free plan available

Back in Stock alert & Restock alert for Out-of-Stock Waitlists
Built for Shopify
4

Preorder, Back In Stock ‑ STOQ

★ 5.0 (3,381 reviews) · Free plan available

Grow sales with preorders, 'notify me' & back in stock alerts
Built for Shopify
5

WorkflowMail

★ 5.0 (43 reviews) · Free plan available

Effortlessly send tailored transactional emails via Flow
Built for Shopify
6

Product Recommendation Quiz

★ 4.9 (437 reviews) · Free plan available

Product recommendation quizzes builder to boost leads & sales
Built for Shopify
7

HidePay: Hide Payment Methods

★ 4.8 (375 reviews) · Free plan available

Hide & customise all payment methods in your checkout
Built for Shopify
8

Postly: Click and Drop Sync

★ 5.0 (17 reviews) · Free trial available

Enable easy order syncing with Royal Mail's Click & Drop
9

BirdseyePost – Direct Mail

★ 4.5 (19 reviews) · Free

Send personalized postcards to your customers, automatically
10

Royal Mail Shipping Extension

★ 3.0 (5 reviews) · Free trial available

Add multiple Royal Mail shipping options for your customers

Frequently asked questions

Which is the best Mail app for Shopify?

Based on the Shopify App Store's own organic ranking for "mail", FlowSend ‑ Flow Mail App currently holds the #1 spot. 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 "mail", refreshed daily. Sponsored ("Ad") placements are excluded, so positions reflect Shopify's real search ranking rather than paid promotion. Source: the Shopify App Store search results for "mail", you can verify the current ranking there yourself.

Which Mail apps are Built for Shopify?

5 of the top 10 mail apps hold the Built for Shopify badge: Back In Stock,Notify Me: Kbite, Preorder, Back In Stock ‑ STOQ, WorkflowMail, Product Recommendation Quiz, HidePay: Hide Payment Methods.

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 July 12, 2026, the top-ranked mail app on the Shopify App Store is FlowSend ‑ Flow Mail App. 5 of the top 10 carry the Built for Shopify badge, and the average rating is 4.7 stars across 8,132 reviews.

Related keyword rankings

All Mail rankings → · Browse all keywords →

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