Side-by-side comparison
CWILL (SendWILL): grow your list with popups and turn subscribers into sales with email.
Remove sizing doubts for your customers to impact your sales and returns
| Metric | CWILL Popup Email Marketing | Ring Sizer |
|---|---|---|
| Rating | 4.9 ★ | ★ 5.0 ★ |
| Total reviews | ★ 7.7k | 9 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | ★ Yes | — |
| Pricing tiers | 4 tiers | 4 tiers |
| Listed features | 5 | 5 |
On the measured data here, CWILL Popup Email Marketing leads on more dimensions (2 vs 0). Pick Ring Sizer if one of the points where it leads is what you need.
Built only from the Shopify App Store listing data shown on this page. AppRanks does not accept payment to influence comparisons. Read the methodology
Read each app's audit: CWILL Popup Email Marketing audit • Ring Sizer audit
| Field | CWILL Popup | Ring Sizer |
|---|---|---|
| Tagline | ||
| Listing audit | 95/100 listing audit | 73/100 listing audit |
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer |
| Featured placements |
|---|
| 5 |
| — |
| Languages | 23 supported | 1 supported |
|---|
| Listed since | Oct 2022 | Apr 2025 |
|---|
| Listed |
|---|
None
None
| Keyword | CWILL Popup | Ring Sizer |
|---|---|---|
| sales email popups | #1 | Not ranked |
| direct email marketing automation | #2 | Not ranked |
| email marketing | #2 | Not ranked |
| smart sizing | Not ranked | #84 |
| sizing | Not ranked | #154 |
Not featured in any section recently.
| Signal | CWILL Popup | Ring Sizer |
|---|---|---|
| Average rating | 4.9 ★ (7.7k) | 5.0 ★ (9) |
Thank you for your support Tessa
I needed help and the chat feature worked well with CWILL customer service, my rep Tessa was on in less than a minute, she asked clarifying questions, and she understood my need. Tessa then sent a couple of screen shot of actions, and written text explaining what I needed to take care of to correct my concern. The inte
Va genial y además el soporte funciona muy bien, te atiende una persona real en cualquier momento. Se agradece que no solo sea IA quien chatea contigo. Gracias!!
good ria
Review text isn't collected for this app yet (9 reviews on the marketplace).
Both CWILL Popup Email Marketing and Ring Sizer offer a free plan. CWILL Popup Email Marketing lists no paid plan with a published price; Ring Sizer lists no paid plan with a published price. Prices are as listed on the Shopify App Store; check what each tier includes in the Pricing section above.
CWILL Popup Email Marketing (4.9★, 7,677 reviews) and Ring Sizer (5.0★, 9 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
Ring Sizer holds the higher average rating (5.0★ vs 4.9★). That is the one dimension AppRanks can separate them on here — read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. AppRanks doesn't measure setup time directly; CWILL Popup Email Marketing has more published reviews to read for user-reported install experience (7,677 vs 9).
AppRanks cannot say which fits a larger or smaller operation — there is no store-size measurement in the Shopify App Store data. What it can show: CWILL Popup Email Marketing has 7,677 published reviews; Ring Sizer has 9 published reviews. Compare plan limits and pricing tiers against your own volume.
Migration support varies by app and category. CWILL Popup Email Marketing and Ring Sizer 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 Ring Sizer" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.