Side-by-side comparison · 24 data points
Build unlimited forms with custom fields easily for contact forms or surveys using Form Builder.
| Hulk Contact Form Builder | K | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer |
| Metric | Hulk Contact Form Builder | K: Klaviyo Form Builder |
|---|---|---|
| Rating | 4.8 ★ | — |
| Total reviews | 1.8k | 0 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | ★ Yes | — |
| Pricing tiers | 3 tiers | — |
| Listed features | 5 | 5 |
| Featured placements | 5 | — |
| Review velocity (30d) | 39 new | — |
| Languages | 20 supported | 3 supported |
| Listed since | Aug 2017 | May 2026 |
Based on the data on this page, Hulk Contact Form Builder is the stronger choice for most Shopify App Store merchants — 4.8★ vs K: Klaviyo Form Builder's 0.0★ is a meaningful gap that usually reflects real product or support quality differences across the user base. Pricing entry tiers: Hulk Contact Form Builder at Free plan available, K: Klaviyo Form Builder 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. Hulk Contact Form Builder has the larger user base (1,823 reviews vs 0), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. K: Klaviyo Form Builder'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 Hulk Contact Form Builder; mid-market and enterprise merchants with specific feature requirements should evaluate both — K: Klaviyo Form Builder's 0-review base may include the workflow context that matches your specific use case better than Hulk Contact Form Builder'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: Hulk Contact Form Builder audit • K: Klaviyo Form Builder audit
| Listed |
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| Last updated | — | — |
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| Keyword | Hulk Contact Form Builder | K |
|---|---|---|
| form | #2 | #65 |
| forms | #3 | #68 |
| contact form builder | #2 | #100 |
| event form | #4 | #122 |
| feedback form | #16 | #118 |
Not featured in any section recently.
No tracked changes.
| Signal | Hulk Contact Form Builder | K |
|---|---|---|
| Average rating | 4.8 ★ (1.8k) | 0.0 ★ (0) |
| Rating distribution | 591% 45% 31% 20% 13% | 5— 4— 3— 2— 1— |
| Reviews · last 7 days | +7 | — |
| Reviews · last 30 days | +39 | — |
| Reviews · last 90 days | +153 | — |
Both Hulk Contact Form Builder and K: Klaviyo Form Builder offer paid plans only. Hulk Contact Form Builder starts at Free plan available; K: Klaviyo Form Builder 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. Hulk Contact Form Builder fits better if you prioritize rating consistency; K: Klaviyo Form Builder 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. Hulk Contact Form Builder has more onboarding documentation maturity (1,823 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.
Hulk Contact Form Builder typically suits early-stage and growth-mode stores based on its review-base composition (1,823 reviews). K: Klaviyo Form Builder 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. Hulk Contact Form Builder and K: Klaviyo Form Builder 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 K: Klaviyo Form Builder" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
Very professional!! Thank you so much! Vedran, you are the best
Exceptional technical support!
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