Side-by-side comparison · 24 data points
SendWILL (Ecomsend): grow your list with popups, send email campaigns & automate sales on autopilot.
| CWILL Pop up | Zammer RCS | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed |
Branded RCS messaging. Send compliant transactional and two-way messages
| Metric | CWILL Pop up Email Marketing | Zammer RCS |
|---|---|---|
| Rating | 4.9 ★ | — |
| Total reviews | 7.1k | 0 |
| Free plan | Yes | Yes |
| Pricing | Free | Free plan available |
| Built for Shopify | ★ Yes | — |
| Pricing tiers | — | 2 tiers |
| Listed features | 5 | 5 |
| Featured placements | 5 | — |
| Review velocity (30d) | 69 new | — |
| Languages | 23 supported | 1 supported |
| Listed since | Oct 2022 | May 2026 |
Based on the data on this page, CWILL Pop up Email Marketing is the stronger choice for most Shopify App Store merchants — 4.9★ vs Zammer RCS's 0.0★ is a meaningful gap that usually reflects real product or support quality differences across the user base. Pricing entry tiers: CWILL Pop up Email Marketing at Free, Zammer RCS at Free plan available. Check each app's tier structure for the capacity limits you actually need before deciding — the headline number is the same shape, but the gating shape per tier (apps, orders, integrations) varies. CWILL Pop up Email Marketing has the larger user base (7,090 reviews vs 0), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Zammer RCS's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat. Recommended by store size: small/early-stage merchants who need fast install and low risk should default to CWILL Pop up Email Marketing; mid-market and enterprise merchants with specific feature requirements should evaluate both — Zammer RCS's 0-review base may include the workflow context that matches your specific use case better than CWILL Pop up Email Marketing's broader-but-shallower coverage. 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: CWILL Pop up Email Marketing audit • Zammer RCS audit
| Last updated | — | — |
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| Keyword | CWILL Pop up | Zammer RCS |
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| pop up | #2 | Not ranked |
| popup | #2 | Not ranked |
| popups | #2 | Not ranked |
Not featured in any section recently.
No tracked changes.
| Signal | CWILL Pop up | Zammer RCS |
|---|---|---|
| Average rating | 4.9 ★ (7.1k) | 0.0 ★ (0) |
| Rating distribution | 595% 43% 31% 20% 11% | 5— 4— 3— 2— 1— |
| Reviews · last 7 days | +22 | — |
| Reviews · last 30 days | +69 | — |
| Reviews · last 90 days | +249 | — |
Both CWILL Pop up Email Marketing and Zammer RCS offer paid plans only. CWILL Pop up Email Marketing starts at Free; Zammer RCS starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
It depends on what you're optimizing for. CWILL Pop up Email Marketing fits better if you prioritize rating consistency; Zammer RCS is the call if you need the larger user base. Read both apps' detail pages on AppRanks for the full feature breakdown, install counts, and recent listing changes.
Both apps are one-click installs from the Shopify App Store marketplace. CWILL Pop up Email Marketing has more onboarding documentation maturity (7,090 reviews vs 0), which usually translates to better-tested setup wizards and quicker time-to-value. AppRanks doesn't measure setup time directly — read the recent reviews on each app's detail page for merchant-reported install experience.
CWILL Pop up Email Marketing typically suits established stores with steady traffic based on its review-base composition (7,090 reviews). Zammer RCS aligns more with early-stage and growth-mode stores (0 reviews). Larger review bases generally mean the app has been load-tested at scale — relevant if you're processing high order volume or handling enterprise compliance requirements.
Migration support varies by app and category. CWILL Pop up Email Marketing and Zammer RCS 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 Zammer RCS" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
Great support. Thank you Ria!
Support very professional and fast , App is simple and Effecient
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