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Common Ninja Form Builder

by Common Ninja Form Builder

Free plan APIWeb

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Common Ninja Form Builder's own site

What Common Ninja Form Builder is

Common Ninja Form Builder is a web tool for building forms and collecting leads or payments. It supports file uploads and inline embedding, with one native integration listed. The Free plan is free forever and allows one form. Paid plans are Essentials at $24 a year, Pro at $38.40 a year, and Ultimate at $62.40 a year. Forms can use custom CSS and custom styling. The listed campaign formats include modals, banners, slide-ins, fullscreen displays, and lightboxes, with triggers such as page load, scroll depth, exit intent, time on page, and clicks. Audience targeting, A/B testing, and geo-targeting are available. Other listed capabilities include social-post feeds, content moderation, and grid display. Common Ninja Form Builder is made by Common Ninja, founded in 2021 and headquartered in Israel.

Who it suits

It suits people who need an embedded web form for collecting leads or payments, especially if they want targeting or campaign triggers. The one-form Free plan may suit a small initial need.

What it does well

  • Free plan allows one form forever
  • Collects payments and accepts file uploads
  • Inline embedding and custom styling
  • Audience targeting, A/B testing, and geo-targeting

What to know first

  • Free plan is limited to one form
  • Only one native integration is listed
  • Paid plans are billed annually

Limits

The free plan is free forever and allows one form. Essentials is the cheapest paid plan at $24 a year, billed annually.

Plans

PlanBilled and limitsPrice
EssentialsBilled annually; $2.00/month equivalent$24 a year
ProBilled annually; $3.20/month equivalent$38.40 a year
UltimateBilled annually; $5.20/month equivalent$62.40 a year
FreeFree forever · 1 form · no time limit · no credit cardFree

As commoninja.com lists them, read 15 Oct 2026. The maker's own page has the final word.

Getting started

  1. Open the Form Builder page on the Common Ninja website.
  2. Start with the free plan or choose an annually billed paid plan.
  3. Create a form for lead capture, payments, or file uploads.
  4. Apply custom styling or CSS and choose inline embedding.
  5. Use the form on the web.

Overview

Common Ninja Form Builder is a web-based form builder that pairs lead capture with campaign displays and targeting controls. It is best suited to teams that want forms to serve as part of on-page campaigns; its appeal is the range of display and targeting options, while the one-form free cap and single native integration may narrow its fit.

Key features

Forms support payment collection and file uploads, and can be embedded inline. Custom styling and CSS allow presentation adjustments, but the single native integration is a constraint for workflows that rely on connections to several services.

Beyond forms, campaigns can appear as modals, banners, slide-ins, fullscreen displays or lightboxes. They can be triggered by page load, scroll depth, exit intent, time on page or a click. Audience and geo-targeting, along with A/B testing, make the product more compelling for campaign-led lead capture than for a basic form that simply collects responses.

Social-post feeds can be presented in a grid, with content moderation available. This adds a display use case, though it does not remove the integration limit or increase the free plan’s form allowance.

Pricing

The Free plan costs nothing and is free forever, with a one-form limit. That is a useful way to start with a single form, but anyone managing multiple forms will need a paid plan.

Essentials costs $24 a year, billed annually, which works out at $2.00 a month. Pro costs $38.40 a year, billed annually, or $3.20 a month. Ultimate costs $62.40 a year, billed annually, or $5.20 a month. These annual tiers provide a low stated entry price for paid use, but the plan details do not establish which form quotas, integration allowances or other limits change between tiers. Buyers should compare the plan terms against their needs before committing to annual billing.

Platforms

Common Ninja Form Builder is available on the web. Inline embedding supports placing a form within a page rather than relying only on a separate campaign display.

Who it's for

This is a stronger fit for web teams seeking to combine form capture with timed, triggered or targeted campaign displays, especially when payments or file uploads matter. It is less suitable for teams that need several native integrations or multiple forms on a free plan.

Pros and cons

  • Pros: Multiple campaign formats and triggers give teams options for how and when forms appear.
  • Pros: Payment collection, file uploads, geo-targeting and A/B testing support campaign use cases beyond simple response capture.
  • Cons: The Free plan is limited to one form, so it is not a broad free option for managing a set of forms.
  • Cons: One native integration may be insufficient for workflows that depend on connecting multiple services.
  • Cons: Paid plans are billed annually, and the plan-specific quotas are not clear enough to distinguish their practical limits.

Alternatives

For a wider category comparison, see Online Form Builders and Form Builder Software. Readers focused on campaign overlays can browse Pop-Up Builder Software; those chiefly seeking social-post displays can compare Social Media Feed Software.

Choose EmbedSocial instead when social feeds are the priority: its free plan includes unlimited widgets but is limited to one source and 500 views per month. FeedWind is another freemium web option for feed widgets. Flow-Flow Social Streams may suit readers looking for a WordPress or Shopify social-stream option. Juicer offers a free web plan with one source, one page and 300 monthly feed views. Onstipe is a freemium alternative for web and API use. Smash Balloon Instagram Feed is a focused alternative for Instagram feeds, with a free version and paid annual tiers. SociableKIT Social Feed Widget has a free plan with one source, one widget, one domain and up to 2,000 monthly views. Tagembed offers a free plan with one feed and 500 monthly views.

Verdict

Choose Common Ninja Form Builder if your web campaigns need forms alongside flexible display formats, targeting and payment or file capture. Look elsewhere if your workflow depends on several native integrations or you need more than one form before paying; the free cap and unclear differences among annual tiers make those requirements worth resolving first.

Verdict

Common Ninja Form Builder combines form creation with campaign targeting and several display formats. Check whether the one-form Free plan or an annual paid plan fits your needs.

Questions

Is Common Ninja Form Builder free?

Yes. Its Free plan is free forever and allows one form.

What do the paid plans cost?

Essentials costs $24 a year, Pro costs $38.40 a year, and Ultimate costs $62.40 a year. All are billed annually.

Which platform does it support?

The listed platform is web.

Can forms collect payments or uploads?

Yes. Payment collection and file uploads are listed.

What embedding and integration options are listed?

Inline embedding and one native integration are listed.

Who makes Common Ninja Form Builder?

It is made by Common Ninja, founded in 2021 and headquartered in Israel.

Facts from Common Ninja Form Builder's own pages

API authentication
An account-level API key is available in the dashboard for authenticated programmatic requests and can be regenerated if compromised. · help.commoninja.com, 15 Oct 2026
Cancellation rule
Deleting a widget does not cancel billing; cancellation must be performed from the dashboard billing menu. · commoninja.com, 15 Oct 2026
Company founding and headquarters
LinkedIn lists the company as founded in 2021 with headquarters in Netanya, Israel. · linkedin.com, 15 Oct 2026
Company size
LinkedIn lists Common Ninja as a privately held technology company with 11–50 employees. · linkedin.com, 15 Oct 2026
Conditional logic
Forms can show or hide fields according to earlier answers. · commoninja.com, 15 Oct 2026
Customization
Users can select skins and change typography, spacing, colors, field styling, headers, footers, thank-you pages and custom CSS. · commoninja.com, 15 Oct 2026
Documentation and support
Common Ninja provides a Zendesk Help Center, community forum, platform guides and a developer API portal. · commoninja.com, 15 Oct 2026
Embedding
Publishing uses a one-line embed snippet that can be pasted into Divi, Google Sites, Squarespace, Wix, Webflow, Framer, WordPress, Shopify and other platforms. · commoninja.com, 15 Oct 2026
Embed options
inline · commoninja.com, 20 Sept 2026
Field types
The builder supports text, dropdown, multiselect, checkbox, radio, date, time, number, currency, file, image, payment, signature and rating fields. · commoninja.com, 15 Oct 2026
File uploads
Yes · commoninja.com, 20 Sept 2026
Form limit
1 · commoninja.com, 20 Sept 2026
Founded
2021 · commoninja.com, 28 Sept 2026
Free plan
Yes · commoninja.com, 20 Sept 2026
Funding
Crunchbase labels Common Ninja private and pre-seed and lists two funding rounds, with amounts obscured on the public page. · crunchbase.com, 15 Oct 2026
Headquarters
Israel · commoninja.com, 28 Sept 2026
HIPAA mode
The product describes a HIPAA mode with encryption in transit and at rest, retention rules, role-based access, audit logs and a HIPAA-compliant API. · commoninja.com, 15 Oct 2026
Integrations
Common Ninja says its widgets integrate with social, CRM and other third-party services, while the form page specifically mentions Google Sheets and EMR systems. · help.commoninja.com, 15 Oct 2026
Legal entity
Crunchbase identifies the legal name as Common Ninja Ltd. · crunchbase.com, 15 Oct 2026
Limit: G2 pricing and coverage
G2 reviewers report steep price jumps when adding widgets, dissatisfaction with custom-plan minimums and a desire for more widget types. · g2.com, 15 Oct 2026
Limit: hosted delivery
The published product and developer pages describe an online widget service and embed/API access; they do not document a self-hosted deployment option. · developers.commoninja.com, 15 Oct 2026
Limit: Trustpilot refunds
One Trustpilot reviewer complained that annual subscriptions were treated as non-refundable after a seven-day window. · trustpilot.com, 15 Oct 2026
Limit: Trustpilot reliability
Trustpilot includes complaints about a Wix widget not working and an unanswered support request, plus criticism that useful features were paywalled. · trustpilot.com, 15 Oct 2026
Multiple submissions
The editor can allow one user to submit repeatedly when that option is enabled. · commoninja.com, 15 Oct 2026

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