CartSync ‑ Persistent Cart vs Real‑time Cart Sync
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Sep 11, 2026 for CartSync, Nov 9, 2026 for Real‑time Cart Sync.
The short answer
- CartSync and Real‑time Cart Sync list the same 1 features.
Head to head
- United States
- South Africa
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureCartSync saves every logged-in customer's cart and restores it on any device — automatically. Set merge or replace mode, sync in the background on every cart change, and send automated emails for price drops, back-in-stock alerts, and idle carts. Connects to Klaviyo or your own SMTP. Works with any Shopify theme, no code required. Built with official Shopify APIs.
Shoppers switch devices frequently, but lost carts disrupt the buying experience. This app ensures every cart stays consistent across devices in real time, so customers pick up exactly where they left off. Real-Time Cart Sync keeps carts updated across all sessions. Additions on mobile are instantly visible on desktop, quantity updates are reflected everywhere, and removed items are synced instantly.
- Saves logged-in customer carts to their account automatically
- Restores saved carts on any device a customer signs in from
- Choose merge or replace when a saved cart is restored
- Syncs in the background on every cart add, update, or remove
- Cross-Device Sync: Persists cart data for logged-in users across all devices.
- Real-Time Updates: Syncs cart changes like adds and removals instantly.
- Easy Setup: Theme App Extension-based; no theme code modifications needed.
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 |  CartSync |  Real‑time Cart Sync |
|---|---|---|
| Detected stores | Not published | 8 |
| 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 | Apparel & Accessories, Health & Beauty, Animals & Pet Supplies |
| Top store countries | Not published | United States, South Africa |
Reviews
| Measure | CartSync | Real‑time Cart Sync |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 3 | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | CartSync | Real‑time Cart Sync |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | No monthly plan listed | No monthly plan listed |
| Longest free trial | Not listed | Not listed |
| Plans listed | Not published | Not published |
Listing
| Measure | CartSync | Real‑time Cart Sync |
|---|---|---|
| Shopify category rank | #49(ahead) | #156 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | May 6, 2026 | May 18, 2026 |
| Languages | 1 | 1 |
| Developer | ecom | Born Techies |
FAQ
CartSync and Real‑time Cart Sync: common questions
- 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 Sep 11, 2026 for CartSync, Nov 9, 2026 for Real‑time Cart Sync; 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 Sep 11, 2026 for CartSync, Nov 9, 2026 for Real‑time Cart Sync. 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.