OngoingAI

Klax Follow‑Up Email Marketing usage & market intelligence

Shopify rating

4.8 ★

81 reviews

What merchants actually report
4.82average· 76 reviews analyzed· 76 with written feedback
92% 5★4% ≤3★

57% of attributable reviewers are United States merchants. 12% had used the app for a year or more when they reviewed.

The developer replies to 1% of reviews overall and 0% of critical ones.

Rating · last 90d

—

Recent direction

Replies to reviews

1%

Developer response rate

Replies to critical

0%

On 3★ and below

Long-term reviewers

12%

Using 1yr+ at review

Top merchant markets

United States 57%Canada 9%Australia 7%United Kingdom 4%India 4%

Tenure when reviewed

under a day 14%days 32%months 42%a year or more 12%

Based on public merchant reviews, with newer feedback given more weight. OngoingAI matches each review to an identifiable store and the app they use.

Pricing
Free plan available
FreeFree
  • • Send up to 50 emails per month
  • • All 10 campaign types
  • • Advanced targeting filters
  • • No Follow Up Email branding
Pro 1000$9/month
  • • Send up to 1,000 emails per month
  • • All 10 campaign types
  • • Advanced targeting filters
  • • No Follow Up Email branding
Pro 3000$19/month
  • • Send up to 3,000 emails per month
  • • All 10 campaign types
  • • Advanced targeting filters
  • • No Follow Up Email branding
Pro 5000$29/month
  • • Send up to 5,000 emails per month
  • • All 10 campaign types
  • • Advanced targeting filters
  • • No Follow Up Email branding
What does Klax Follow‑Up Email Marketing do?

Send automated follow-up emails to Shopify customers: abandoned checkout, win-back, review request, post-purchase, and more. Set up once. Free plan available.

  • Filter by country, order value, customer tags, products, and lifetime spend
  • 10 campaign types activate automatically based on your Shopify order events
  • Recover abandoned checkouts, request reviews, re-engage lapsed customers, and mo
  • Responsive support. We'll help you get campaigns set up and running
  • Use our email templates, customize them visually, or write your own HTML

Features

Email marketingEmail campaignsNewslettersPop-upsFormsLanding pagesDiscountsRewardsPromotionsUpsell emailsCross-sell emailsCart emailsCheckout emailsExit intentAbandoned cartBrowse abandonmentWelcome emailsFollow-up emailsPrice drop emailsBack-in-stock emailsWin-back emailsDrip campaignsSubscriptionsSurveysCustom campaignsCustom codeCustom fonts
Review history
Daily review count on the Shopify App Store
81+8 · 21d~0.4/day· Rating steady at 4.8★
Aug 25Sep 14

Daily tracking from Aug 10, 2026 through today · 21 days observed · sign up free for the full history →

Catalog position
Within Email marketing on the App Store
Rank by reviews
#23 of 316
Review percentile
93th
Rating percentile
76th
On the App Store
11.2 yrs
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Frequently asked questions

Send automated follow-up emails to Shopify customers: abandoned checkout, win-back, review request, post-purchase, and more. Set up once. Free plan available. It's a email marketing tool for ecommerce stores.