Side-by-side comparison · 24 data points
Your customers' carts follow them — phone, laptop, or tablet. No lost carts, no re-adding items.
| CartSync ‑ Persistent Cart | Flashy | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
| Metric | CartSync ‑ Persistent Cart | Flashy: Email Marketing & SMS |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | 2 | ★ 22 |
| Free plan | ★ Yes | — |
| Pricing | ★ Free plan available | From $40/month |
| Built for Shopify | — | — |
| Pricing tiers | — | 3 tiers |
| Listed features | 5 | 5 |
| Languages | 1 supported | 1 supported |
| Listed since | May 2026 | Feb 2019 |
CartSync ‑ Persistent Cart and Flashy: Email Marketing & SMS are evenly matched on rating (5.0★ vs 5.0★) — the differentiator comes down to pricing fit, feature breadth, and which app's interaction pattern suits your team's workflow.
On pricing, CartSync ‑ Persistent Cart offers a free tier (Free plan available) while Flashy: Email Marketing & SMS starts at From $40/month. For early-stage teams validating fit, the free-tier path lets you run the app on real workloads before committing budget.
Recommended evaluation path: install both apps' free tiers (where available) and run them in parallel on a small cohort for 7-14 days before committing. The data tables below show the per-feature breakdown — for most merchants the deciding factor will be a single integration or workflow detail that's hard to compare from listing pages alone.
This verdict is generated from the live marketplace data on this page — rating, review count, pricing tier, and category position all refresh from the canonical Shopify App Store listing every 24 hours. AppRanks does not accept payment to influence comparison outcomes; the methodology is documented on the About page and applies identically to every pair on the site.
Read each app's audit: CartSync ‑ Persistent Cart audit • Flashy: Email Marketing & SMS audit
| Keyword | CartSync ‑ Persistent Cart | Flashy |
|---|---|---|
| email marketing sms | Not ranked | #4 |
| persistent cart synchronization | #7 | Not ranked |
| email and sms marketing integration | Not ranked | #9 |
| direct email marketing automation | Not ranked | #14 |
| merge | #24 | Not ranked |
CartSync ‑ Persistent Cart is the cheaper option — it offers a free plan (Free plan available). Flashy: Email Marketing & SMS starts at From $40/month. Both publish their pricing on the Shopify App Store; AppRanks mirrors what's listed on each refresh cycle.
CartSync ‑ Persistent Cart (5.0★, 2 reviews) and Flashy: Email Marketing & SMS (5.0★, 22 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
AppRanks cannot separate these two on rating — both sit at 5.0★. Flashy: Email Marketing & SMS does carry the larger published review base (22 vs 2). Read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. Flashy: Email Marketing & SMS has the deeper published review base (22 vs 2), which often — though not always — accompanies better-tested setup docs. AppRanks doesn't measure setup time directly: read the recent reviews on each app's detail page for user-reported install experience.
CartSync ‑ Persistent Cart typically suits early-stage and growth-mode teams based on its published review base (2 reviews). Flashy: Email Marketing & SMS typically suits early-stage and growth-mode teams based on its published review base (22 reviews). A larger review base generally means the app has been exercised at scale — relevant if you are processing high volume or handling enterprise compliance requirements.
Migration support varies by app and category. CartSync ‑ Persistent Cart and Flashy: Email Marketing & SMS both publish their export options on their marketplace listing pages (or in their support docs); some apps offer one-click import from competitors, others require CSV. The fastest check: search "import from CartSync ‑ Persistent Cart" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
