LTV‑Lab vs Retain AI: Winback emails
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 13, 2026.
The short answer
- Only Retain AI lists a free plan. Paid plans start at $50/month for LTV‑Lab and $49/month for Retain AI.
- Retain AI lists 4 features LTV‑Lab’s listing doesn’t mention, including AI generation, Automations, Discounts.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
normal plan
- · effect measurement
- · step mail can be created and distributed
standard plan
- · effect measurement
- · multiple step mail can be created and distributed
Trial
- · Automated 1:1 winback emails
- · Free until your first conversion
- · Pause any time
- · Track conversions and revenue
Growth
- · Automated 1:1 winback emails
- · Pause any time
- · Send 500 personalized emails per month
- · Track conversions and revenue
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureEmail for Customer Retention. Easy to use email for customer retention,for increasing repeater. By automatic linkage of order data, easy to use step mail triggering of purchase date. Feature. easy to use interface unlimited mail deliver fully customized html mail Function. step mail setting automatic step mail effect measurement
Retain AI is a fully automated way for consumer brands on Shopify to turn one-time shoppers into repeat customers. It creates and sends 1:1 emails to your customers 90 days after a purchase, bringing them back to shop again. Each email is tailored to that customer’s purchase history, and the email is complete with a custom image and individual promo code.
- easy to use interface
- unlimited mail deliver
- fully customized html mail
- Install the Retain AI Shopify app and it will analyze your brand and sales.
- Retain AI will identify customers who purchased 90+ days ago, but nothing since
- Then it generates a personalized email for each customer and shows you a preview
- 90 days after a customer purchases, Retain AI sends them a personalized email
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  LTV‑Lab | Retain AI |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | LTV‑Lab | Retain AI |
|---|---|---|
| App Store rating | Not published | 5.0 ★ |
| App Store reviews | Not published | 3 |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
FAQ
LTV‑Lab and Retain AI: common questions
- Is LTV‑Lab or Retain AI cheaper?
- Only Retain AI lists a free plan. Paid plans start at $50/month for LTV‑Lab and $49/month for Retain AI. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- Retain AI lists 4 the others don’t mention, such as AI generation, Automations, Discounts, Win-back emails. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Oct 13, 2026; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Oct 13, 2026. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.