---
title: "MailAction: Send Email in Flow Shopify App Profile"
description: "MailAction adds the Send transactional email action to Shopify Flow. Email content is customizable using Liquid variables — pull in order details, customer names, or any attribute from your workflow. Emails go out through your own provider \\(such as SendGrid, Resend, Mailgun, or Postmark\\) and domain via API key or SMTP. Delivery status is recorded for each email: delivered, bounced, or reported as spam. Use it for order confirmations, account notifications, internal alerts, or any custom email."
canonical_url: "https://shoplist.co/shopify-apps/flowrelay-send-email-via-flow"
markdown_url: "https://shoplist.co/shopify-apps/flowrelay-send-email-via-flow.md"
last_updated: "2026-10-07"
entity_type: "shopify_app"
slug: "flowrelay-send-email-via-flow"
source: "public Shopify app profile allowlist"
---

# MailAction: Send Email in Flow Shopify App Profile

> MailAction adds the Send transactional email action to Shopify Flow. Email content is customizable using Liquid variables — pull in order details, customer names, or any attribute from your workflow. Emails go out through your own provider \(such as SendGrid, Resend, Mailgun, or Postmark\) and domain via API key or SMTP. Delivery status is recorded for each email: delivered, bounced, or reported as spam. Use it for order confirmations, account notifications, internal alerts, or any custom email.

## Quick answer
MailAction: Send Email in Flow has 0 detected stores in Shoplist. This Markdown profile displays 0 public brand examples; it is not a complete customer list.

## Key facts
- Name: MailAction: Send Email in Flow
- Monitoring status: First-adopter watch
- Developer: IE Aleksei Kulikov
- Developer profile: https://shoplist.co/app-developers/ie-aleksei-kulikov
- Shopify App Store URL: https://apps.shopify.com/flowrelay
- Website: https://flowrelayapp.com
- Launch date: May 18, 2026
- Shoplist category: Marketing Automation
- Rating: 5
- Review count: 1
- Free plan signal: Yes

## Pricing summary
Free: Free; Starter: 9.99; Growth: 29.99; Scale: 49.99

Shoplist has not yet found reliable public storefront evidence connecting a Shopify store to this app. This does not mean the app has no users. Some apps are new, admin-only, server-side, theme-independent, or otherwise difficult to detect from public storefront signals.


## Public callouts
- Send emails from Shopify Flow workflows via API key or SMTP from your own domain
- Set a primary and backup provider — switches automatically if the primary fails
- See whether each email was delivered, bounced, or reported as spam
- Customize subject, preview text, and body with Liquid variables
- Send as your brand with a custom sender name, address, and reply-to
## Shopify App Store categories
- Email marketing

## Data note
Profile updated: October 7, 2026. This is the profile revision date, not a guarantee that every store was checked on that date.
Public snapshot built: 2026-10-09 10:48:39.861441\+00
Detection metrics refreshed: 2026-10-13 05:10:00.090022\+00
Public app evidence date: 2026-10-07 09:50:09.301359\+00
This generated Markdown profile intentionally exposes only public, stable app-profile fields and a small public app-stack sample from Shoplist. It excludes private contact data, people data, internal scores, crawl provenance, full datasets, and unstable operational fields.

## Related links
- [HTML app profile](https://shoplist.co/shopify-apps/flowrelay-send-email-via-flow)
- [Shopify apps directory](https://shoplist.co/shopify-apps)
- [Shoplist data methodology](https://shoplist.co/data-methodology.md)