OngoingAI

MailShield usage & market intelligence

Pricing
Free plan available
FreeFree
  • • Blocks common disposable domains
  • • Catches typos like gmial.com
  • • Works on every Shopify plan
  • • 1 custom blocked domain
Pro$5.99/month

7-day free trial · or $59/year and save 18%

  • • Every order tagged and scored
  • • Filter or automate on the tags
  • • Email, webhook and Flow alerts
  • • Scans orders vs 120,000+ domains
  • • Up to 50 custom blocked domains
Advanced$9.99/month

7-day free trial · or $99/year and save 17%

  • • Everything in Pro
  • • DNS/MX scan, catches dead domains
  • • Full risk log and dashboard
  • • Unlimited custom blocked domains
What does MailShield do?

Block disposable and fake email addresses at checkout, and fix shopper typos so order confirmations actually arrive. Works on any Shopify plan.

  • Suggest the right domain when a shopper mistypes their email
  • Block disposable and temporary email domains at checkout
  • Enforce your own custom list of blocked email domains
  • Tag and score every order by email risk after checkout
  • Email, webhook and Flow alerts for high-risk orders

Features

FraudChargebacksFake accountsOrder validationHigh-risk alertsSuspicious activity
Review history
Daily review count on the Shopify App Store
0±0 · 29d· Rating steady at 0.0★
Aug 17Sep 14

Daily tracking from Aug 10, 2026 through today · 29 days observed · sign up free for the full history →

Category rankings
Live organic position on Shopify App Store category pages
  • Fraud#80▼10

Tracked daily · last 30 days · as of 2026-09-15

Catalog position
Within Fraud on the App Store
Rank by reviews
#186 of 235
Review percentile
21th
Rating percentile
62th
On the App Store
0.3 yrs
Works with
Integrations listed for MailShield: Fake Email Blocker
CheckoutShopify FlowShopify Admin
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Frequently asked questions

Block disposable and fake email addresses at checkout, and fix shopper typos so order confirmations actually arrive. Works on any Shopify plan. It's a fraud tool for ecommerce stores.