Sigma Forms is a WordPress form builder that generates forms from a text description using AI.
- Free version
- –
- Price
- From $60 once
- Category
- Forms
Not announcedBlack Friday deal for Sigma Forms
Sigma Forms vs WS Form
Evenly matched on the points we can measure. Here's how they compare on price, features, ratings and deals.
At a glance
| Feature | Sigma Forms | WS Form |
|---|---|---|
| Our score | 7.6/10 | 8.9/10 (better) |
| Starts at | $60 once | $59/year |
| Free version | – | Yes |
| Refund window | 60 days (better) | 14 days |
| Billing | One-time payment | Subscription |
| Active installs | – | 10K+ |
| Last Black Friday | – | 30% off |
| Category | Forms | Forms |
| Vendor | BdThemes | Wsform |
| Black Friday 2026 | Not announced | Not announced |
Which should you choose?
Choose Sigma Forms if…
- Site owners who want forms built quickly with AI
- Agencies building lead and survey forms
Choose WS Form if…
- Freelancers building forms for client sites
- Agencies managing forms across many sites
- You want to start free
Features
Sigma Forms
- Plain-English form generation
- Visual conditional logic builder
- Multi-step forms with page branching
- PayPal and Stripe payments
- Zapier and Make webhooks
- Google Sheets live sync
WS Form
- 100+ templates and 65+ field types
- Conditional logic and calculated fields
- Spam protection
- Integrations
- Payments
- PRO actions
Pros and cons
Sigma Forms
- Forms generated from a text description
- Conditional logic and multi-step forms
- One-time licence, no subscription
- 60-day money-back guarantee
- AI and integration features need a paid licence
- Personal licence covers one website
WS Form
- Free version on WordPress.org
- Conditional logic and calculated fields on every PRO plan
- Integrations with Mailchimp, Zapier and Google Sheets
- Spam protection included
- 14-day money-back guarantee on all plans
- Most premium integrations need the Freelance or Agency plan
- No lifetime plan; subscriptions renew annually at the regular price
- The 20% discount on the first year is an introductory offer
Pricing plans
Sigma Forms
PersonalStarts here
$60 once
1 site
- All form fields and types
- AI form generation
- Standard email support
Business
$125 once
5 sites
- AI form generation and refinement
- All integrations
- Priority email support
Developer
$225 once
Unlimited sites
- Full AI suite
- White-label branding
- VIP support and Zoom call
WS Form
PersonalStarts here
$59/year
1 site
- 1 site
- 100+ templates and 65+ field types
- Standard support
Freelance
$149/year
5 sites
- 5 sites
- 20 premium integrations
- Freelance-tier support
Agency
$249/year
Unlimited sites
- Unlimited site licenses
- 58 premium integrations
- Post and user management
Sigma Forms vs WS Form questions
Is Sigma Forms better than WS Form?
They're evenly matched on the points we can measure. Pick by features and budget.
Which is cheaper, Sigma Forms or WS Form?
Sigma Forms starts at $60 once and WS Form starts at $59/year.
Can I get Sigma Forms or WS Form cheaper on Black Friday?
Both are on our Black Friday tracker. WS Form was 30% off last year.
Both products
WS Form is a powerful WordPress plugin that enables users to create smart, responsive forms with advanced features and native AI-powered form generation.
- Free version
- Yes
- Price
- From $59/year
- Category
- Forms
Not announcedBlack Friday deal for WS Form