| ECF | Checkout Blocks & Customizer | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
Convert your checkout into a conversion engine with custom checkout rules, fields and customizer.
| Metric | ECF: Contact Form Builder | Checkout Blocks & Customizer |
|---|---|---|
| Rating | 4.9 ★ | ★ 5.0 ★ |
| Total reviews | ★ 43 | 11 |
| Free plan | Yes | Yes |
| Pricing | Free trial available | Free |
| Built for Shopify | — | — |
| Pricing tiers | 3 tiers | — |
| Listed features | 3 | ★ 5 |
| Review velocity (30d) | 0 new | — |
| Languages | 1 supported | 1 supported |
| Listed since | Mar 2020 | May 2023 |
ECF: Contact Form Builder and Checkout Blocks & Customizer are evenly matched on rating (4.9★ 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: ECF: Contact Form Builder at Free trial available, Checkout Blocks & Customizer at Free. 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: ECF: Contact Form Builder audit • Checkout Blocks & Customizer audit
| Keyword | ECF | Checkout Blocks & Customizer |
|---|---|---|
| checkout blocks | Not ranked | #4 |
| contact form builder | #18 | Not ranked |
| contact us form | #18 | Not ranked |
| form builder with | #20 | Not ranked |
| forms | Not ranked | #36 |
No tracked changes.
| Signal | ECF | Checkout Blocks & Customizer |
|---|---|---|
| Average rating | 4.9 ★ (43) | 5.0 ★ (11) |
| Rating distribution | 593% 42% 32% 20% 12% | 5— 4— 3— 2— 1— |
| Reviews · last 7 days | +0 | — |
| Reviews · last 30 days | +0 | — |
| Reviews · last 90 days | +0 | — |
Both ECF: Contact Form Builder and Checkout Blocks & Customizer offer paid plans only. ECF: Contact Form Builder starts at Free trial available; Checkout Blocks & Customizer starts at Free. Compare the per-tier features in the Pricing section above before committing.
ECF: Contact Form Builder (4.9★, 43 reviews) and Checkout Blocks & Customizer (5.0★, 11 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
Checkout Blocks & Customizer 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. ECF: Contact Form Builder has the deeper published review base (43 vs 11), 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.
ECF: Contact Form Builder typically suits early-stage and growth-mode teams based on its published review base (43 reviews). Checkout Blocks & Customizer typically suits early-stage and growth-mode teams based on its published review base (11 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.
Thanks for helping out. Good customer care service
ECF is an excellent App that has helped us gather user data for numerous projects. The customer support team is also very responsive and always quick to assist.
Really nice app and the customer support has been over and above. Thank you!
The tool is intuitive to use. The forms fulfilled exactly what we were looking for. The customer support and developers were extremely helpful, responsive, and quickly resolved an issue we had.
This app is incredibly user-friendly, with outstanding support and excellent service!
No reviews yet.
Migration support varies by app and category. ECF: Contact Form Builder and Checkout Blocks & Customizer 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 Checkout Blocks & Customizer" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.