Side-by-side comparison · 24 data points
Popup app to grow revenue: email pop up, pop up discount, pop up newsletter, spin wheel, exit intent
| Claspo AI Pop Up | Quiz Wheel | FosterFlow | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed |
FosterFlow: email & popup automation. Boost sales with personalized, high-deliverability campaigns
| Metric | Claspo AI Pop Up | Quiz Wheel | FosterFlow Email Marketing |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | ★ 35 | 4 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | — | — |
| Pricing tiers | 4 tiers | 4 tiers |
| Listed features | 4 | ★ 5 |
| Languages | 7 supported | 1 supported |
| Listed since | Mar 2024 | Sep 2025 |
Claspo AI Pop Up | Quiz Wheel and FosterFlow Email Marketing 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.
Pricing entry tiers: Claspo AI Pop Up | Quiz Wheel at Free plan available, FosterFlow Email Marketing 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 (seats, usage volume, integrations) varies.
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: Claspo AI Pop Up | Quiz Wheel audit • FosterFlow Email Marketing audit
| Last updated | — | — |
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| Keyword | Claspo AI Pop Up | Quiz Wheel | FosterFlow |
|---|---|---|
| subscription form | #1 | Not ranked |
| wheel | #6 | Not ranked |
| email pop | #15 | Not ranked |
| your email list | Not ranked | #17 |
| email list with | Not ranked | #24 |
No tracked changes.
Both Claspo AI Pop Up | Quiz Wheel and FosterFlow Email Marketing offer paid plans only. Claspo AI Pop Up | Quiz Wheel starts at Free plan available; FosterFlow Email Marketing starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
Claspo AI Pop Up | Quiz Wheel (5.0★, 35 reviews) and FosterFlow Email Marketing (5.0★, 4 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★. Claspo AI Pop Up | Quiz Wheel does carry the larger published review base (35 vs 4). Read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. Claspo AI Pop Up | Quiz Wheel has the deeper published review base (35 vs 4), 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.
Claspo AI Pop Up | Quiz Wheel typically suits early-stage and growth-mode teams based on its published review base (35 reviews). FosterFlow Email Marketing typically suits early-stage and growth-mode teams based on its published review base (4 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. Claspo AI Pop Up | Quiz Wheel and FosterFlow Email Marketing 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 FosterFlow Email Marketing" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
