Quick Verdict
Choose Forminator if...
Budget-conscious site owners who want an incredibly feature-rich free form plugin with payments, quizzes, and polls built in.
Choose Ninja Forms if...
WordPress users who want a free core and only need to pay for specific features as they grow.
Choose WS Form if...
Agencies and developers who want the most powerful, flexible form builder and are willing to invest time in learning it.
Feature Comparison
| Feature | Forminator | Ninja Forms | WS Form |
|---|---|---|---|
| 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 | Forminator | Ninja Forms | WS Form |
|---|---|---|---|
| Free Version | ✓Free | ✓Free | ✓Free |
| Starting Price | $3/month | $99/year | $59/year |
| Top Tier | WPMU DEV Agency: $33/month | Elite: $499/year | Agency: $249/year |
Integrations
Email Marketing
| activecampaign | ✓ | ✓ | ✓ |
| aweber | ✓ | ✓ | ✓ |
| brevo | ✗ | ✗ | ✓ |
| campaign monitor | ✓ | ✓ | ✗ |
| constant contact | ✗ | ✓ | ✗ |
| convertkit | ✗ | ✗ | ✓ |
| getresponse | ✗ | ✗ | ✓ |
| mailchimp | ✓ | ✓ | ✓ |
| mailerlite | ✗ | ✗ | ✓ |
Payment
| paypal | ✓ | ✓ | ✓ |
| stripe | ✓ | ✓ | ✓ |
| woocommerce | ✗ | ✗ | ✓ |
CRM
| hubspot | ✗ | ✓ | ✓ |
| salesforce | ✗ | ✓ | ✓ |
| zoho | ✗ | ✓ | ✗ |
Automation
| make | ✗ | ✓ | ✓ |
| webhooks | ✓ | ✗ | ✓ |
| zapier | ✓ | ✓ | ✓ |
Other
| debug console | ✗ | ✗ | ✓ |
| google sheets | ✓ | ✓ | ✓ |
| rest api | ✗ | ✗ | ✓ |
| slack | ✓ | ✓ | ✗ |
| trello | ✓ | ✗ | ✗ |
| twilio | ✗ | ✓ | ✗ |
Pros & Cons
Forminator
Pros
- ✓Exceptionally generous free version — payments, calculations, conditional logic, and quizzes included at no cost
- ✓Stripe and PayPal payment integrations available for free (most competitors charge for this)
- ✓Built-in polls and quizzes alongside forms — three tools in one plugin
- ✓Strong anti-spam: honeypot, reCAPTCHA, hCaptcha, and Turnstile all included free
- ✓WPMU DEV membership includes the entire plugin suite (Smush, Hummingbird, Defender, etc.)
Cons
- ✗Pro version requires a full WPMU DEV membership — cannot buy Forminator Pro standalone
- ✗No conversational forms or AI form builder
- ✗Heavier frontend footprint (~130KB CSS+JS) compared to lighter alternatives
- ✗Native integrations are limited — HubSpot, Salesforce, Zoho require third-party connectors
- ✗Renewal pricing reportedly higher than advertised introductory rates
Ninja Forms
Pros
- ✓Free core plugin with genuinely useful features (calculated fields included free)
- ✓Calculated fields available in the free version — unlike most competitors
- ✓Modular add-on model lets you pay only for what you need
- ✓Good developer extensibility with hooks and filters
- ✓Easy drag-and-drop interface suitable for beginners
Cons
- ✗Add-on model gets expensive quickly if you need multiple features
- ✗Not Gutenberg-native (uses its own drag-and-drop builder)
- ✗No conversational forms or signatures
- ✗Heavy first-party scripts compared to Fluent Forms
- ✗Renewal pricing after first-year discount is a common complaint
WS Form
Pros
- ✓Most feature-complete form plugin in the space — nearly everything is included
- ✓55+ field types (more than any competitor)
- ✓Unique Debug Console for developers
- ✓Exceptional support reputation (incredible support cited by multiple users)
- ✓High-quality built-in styler for form design
Cons
- ✗Steeper learning curve than Fluent Forms or WPForms
- ✗Not Gutenberg-native — uses its own separate builder interface
- ✗Smaller install base (10K+) may concern some users regarding long-term viability
- ✗Less community content (tutorials, third-party resources) due to smaller user base