Ninja Forms

★ 4.4

Flexible WordPress form builder with free core and modular paid add-ons.

600,000+ active installs100+ templatesUpdated: 2026-03-23

Pricing

Free version available
Plus
$99/year
3 sites
Pro
$199/year
20 sites
Elite
$499/year
Unlimited sites

Features

FeatureNinja 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✓

Integrations

email

mailchimpconstant contactactivecampaignawebercampaign monitor

payment

paypalstripe

crm

salesforcehubspotzoho

automation

zapiermake

other

google sheetsslacktwilio

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

Best For

WordPress users who want a free core and only need to pay for specific features as they grow.

Our Verdict

Ninja Forms pioneered the modular add-on approach and still does it well. The free calculated fields are a genuine differentiator. But the cost of buying multiple add-ons individually adds up fast, and many users eventually migrate to Fluent Forms or WPForms for better value at equivalent feature sets. Still a solid choice for budget-conscious users with simple, well-defined needs.

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