Quick Verdict
Choose Formello if...
Developers who need a simple, lightweight Gutenberg-native form for projects where long-term plugin support is not a concern.
Choose Happyforms if...
Non-technical site owners who want a friendly form-building experience with live preview and solid email marketing integrations.
Choose Kadence Blocks Forms if...
Existing Kadence Blocks users who need simple-to-moderate forms without installing a separate plugin.
Feature Comparison
| Feature | Formello | Happyforms | Kadence Blocks Forms |
|---|---|---|---|
| Drag & Drop Builder | ✓ | ✓ | ✓ |
| Conditional Logic | ✓ | ✓ | ✓ |
| Multi-Step Forms | ✗ | ✓ | ✗ |
| File Uploads | ✗ | ✓ | ✓ |
| Payment Forms | ✗ | ✓ | ✗ |
| Calculated Fields | ✗ | ✗ | ✗ |
| User Registration | ✗ | ✗ | ✗ |
| Frontend Post Submission | ✗ | ✗ | ✗ |
| Conversational Forms | ✗ | ✗ | ✗ |
| Gutenberg Block | ✓ | ✓ | ✓ |
| Gutenberg-Native | ✓ | ✗ | ✓ |
| AI Form Builder | ✗ | ✗ | ✗ |
| Digital Signatures | ✗ | ✓ | ✗ |
| Surveys & Polls | ✗ | ✓ | ✗ |
| Quizzes | ✗ | ✗ | ✗ |
| Scheduling / Date Limits | ✗ | ✓ | ✗ |
| Entry Management | ✓ | ✓ | ✓ |
| Export Entries | ✓ | ✓ | ✓ |
| Partial Entries | ✗ | ✓ | ✗ |
| Geolocation | ✗ | ✗ | ✗ |
| Webhooks | ✓ | ✗ | ✓ |
| Custom CSS | ✓ | ✓ | ✓ |
| Responsive Design | ✓ | ✓ | ✓ |
| Ajax Submission | ✓ | ✓ | ✓ |
| Anti-Spam | ✓ | ✓ | ✓ |
| reCAPTCHA | ✓ | ✓ | ✓ |
| hCaptcha | ✓ | ✗ | ✓ |
| Cloudflare Turnstile | ✗ | ✗ | ✓ |
| Honeypot | ✓ | ✓ | ✓ |
Pricing Comparison
| Plan | Formello | Happyforms | Kadence Blocks Forms |
|---|---|---|---|
| Free Version | ✓Free | ✓Free | ✓Free |
| Starting Price | $49/year | $49/year | $119/year |
| Top Tier | Pro: $49/year | Business: $149/year | Ultimate Bundle: $299/year |
| Lifetime Deal | ✗ | ✗ | From $899 |
Integrations
Email Marketing
| activecampaign | ✗ | ✓ | ✓ |
| aweber | ✗ | ✓ | ✓ |
| brevo | ✗ | ✓ | ✗ |
| constant contact | ✗ | ✓ | ✗ |
| convertkit | ✗ | ✓ | ✓ |
| mailchimp | ✓ | ✓ | ✓ |
| mailerlite | ✓ | ✓ | ✗ |
| mailpoet | ✓ | ✓ | ✗ |
| sendfox | ✗ | ✓ | ✗ |
| sendgrid | ✗ | ✓ | ✗ |
Payment
| paypal | ✗ | ✓ | ✗ |
| stripe | ✗ | ✓ | ✗ |
CRM
| hubspot | ✗ | ✗ | ✓ |
Automation
| integrately | ✗ | ✓ | ✗ |
| make | ✗ | ✓ | ✗ |
| webhooks | ✓ | ✗ | ✓ |
| zapier | ✓ | ✓ | ✓ |
Other
| google analytics | ✗ | ✓ | ✗ |
| google sheets | ✗ | ✗ | ✓ |
| recaptcha | ✗ | ✓ | ✗ |
Pros & Cons
Formello
Pros
- ✓True Gutenberg-native experience
- ✓Lightweight and developer-friendly
- ✓Webhooks and basic integrations
- ✓Entry management included
Cons
- ✗Slow update cadence — last updated May 2025, raises maintenance concerns
- ✗No multi-step forms, file uploads, payments, calculated fields, surveys, or user registration
- ✗Pricing page may be broken — unclear if Pro version is still actively sold
- ✗Very small install base (500+)
- ✗No Turnstile support
Happyforms
Pros
- ✓Unique live-preview building experience via WordPress Customizer
- ✓Wide email marketing integration (10+ providers)
- ✓Payments (Stripe + PayPal) and signatures included in Pro
- ✓Save and Resume feature for long forms
- ✓Friendly pricing starting at $49/yr
Cons
- ✗No calculated fields, user registration, or quizzes
- ✗No webhooks
- ✗No hCaptcha or Turnstile (only reCAPTCHA)
- ✗Smaller install base (20K) vs. major competitors
- ✗Customizer-based workflow may feel dated vs. Gutenberg-native approach
Kadence Blocks Forms
Pros
- ✓Seamlessly integrated within Gutenberg page building (no context switching)
- ✓400K+ install base gives confidence in stability and updates
- ✓Clean, well-styled forms that match theme design by default
- ✓Free tier handles basic form needs without any add-ons
- ✓Strong page builder integration
Cons
- ✗No multi-step forms, payments, calculated fields, user registration, surveys, or quizzes
- ✗Forms are secondary to the page building purpose — not a dedicated form solution
- ✗Limited integrations compared to dedicated form plugins
- ✗Pro adds good features but at $119+/yr for a form module feels expensive