ECF: Contact Form Builder vs Hulk Contact Form Builder B2B
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 8, 2026.
The short answer
- Hulk Contact Form Builder B2B is detected on 3531× as many Shopify stores as ECF: 28,244 vs 8 as of Nov 8, 2026.
- On the Shopify App Store: ECF 4.9 from 43 reviews and Hulk Contact Form Builder B2B 4.9 from 2,042 reviews.
- Only Hulk Contact Form Builder B2B lists a free plan. Paid plans start at $4.99/month for ECF and $12.90/month for Hulk Contact Form Builder B2B.
- Hulk Contact Form Builder B2B lists 18 features ECF’s listing doesn’t mention, including Analytics, Applications, Attribution.
Head to head
Form Builder + Customer Form + Conditional Form + File Upload
MailChimp Forms | Stripe | Klaviyo | Google Analytics & more!
- United States
- Australia
- Switzerland
- United States
- Australia
- United Kingdom
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Basic
- · Custom CSS
- · Different type of Fields
- · Email soft limit 100/day.
- · File Upload upto 5 MB
- · Form Submission Limit 1000/mo
- · MailChimp/Klaviyo Google V2 Captch
Premium
- · All Included of Basic Plan
- · Custom Email Template of Receiver
- · Email soft limit 300/day.
- · Export Form Submission
- · Thank you email for User
- · Unlimited Form Submission
Advanced
- · All included of Premium Plan
- · Custom JS function before & after Submit
- · Email soft limit 500/day.
- · Integration with Google Sheet
- · Webhook Send Data to Third-party URL
Basic Plan
- · 1 Form, 50 Submissions
- · Captcha
- · Customize Style
- · Export Submissions
- · File Upload (Unlimited Storage)
- · Respondent & Admin Email Notifications
Pro Plan
- · Create Customer Accounts Through Forms
- · Customize Auto Response Message
- · Facebook Pixel Integration
- · Form Schedule
- · Popup Form
- · Set Up Custom Sending Domain
Pro+ Plan
- · Advanced Conditional Logic
- · Booking Element
- · File Upload Limit Up to 100 MB
- · Multi Page Form
- · Restrict Submissions to Logged In Users
- · Slack Integration
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureThis app help you to create your own custom form with drag & drop fields. You can easily add the fields, change their position on the form and mark it required if needed. Form settings are easy to use and you can setup email specific auto responder emails. You can send the form data to the multiple users as well as set BCC according to your requirements.
Form Builder lets you create unlimited custom forms, including registration forms, contact forms, survey forms, wholesale order forms, multi-step forms, and Typeform-style forms for your Shopify store. With drag-and-drop design, Google reCaptcha, advanced conditional logic, and custom fields, building forms is easy. Supports file uploads and works with all Shopify themes.
- Short Code/Plain HTML based custom forms like Contact, Testimonial, Conditional.
- Drag & Drop Fields, File Upload, Conditional Fields & Emails. Auto Response
- Google reCAPTCHA Mailchimp, Klaviyo form integration with form.
- Easily create forms and gather data from your customers, including file uploads.
- Design your forms by using conditional and dynamic field logic.
- Personalized forms are designed to fit the aesthetic of your shop.
- We provide immense storage amounts, allowing you to upload more files.
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  ECF |  Hulk Contact Form Builder B2B |
|---|---|---|
| Detected stores | 8 | 28,244(ahead) |
| Net store change, 28 days | 0 | −74 |
| Stores added, 28 days | Not enough data | 242 |
| Big-brand share | Not enough data | 14% |
| Top store categories | Food, Beverages & Tobacco, Business & Industrial, Furniture | Apparel & Accessories, Home & Garden, Food, Beverages & Tobacco |
| Top store countries | United States, Australia, Switzerland | United States, Australia, United Kingdom |
Reviews
| Measure | ECF | Hulk Contact Form Builder B2B |
|---|---|---|
| App Store rating | 4.9 ★ | 4.9 ★ |
| App Store reviews | 43 | 2,042(ahead) |
| New reviews, 28 days | 1 | 10(ahead) |
| Reviewers a year or more in | Not enough data | 36% |
Pricing
| Measure | ECF | Hulk Contact Form Builder B2B |
|---|---|---|
| Free plan | Not listed | Yes |
| Lowest paid monthly plan | $4.99/month(ahead) | $12.90/month |
| Longest free trial | 7 days | 7 days |
| Plans listed | 3 | 3 |
Listing
| Measure | ECF | Hulk Contact Form Builder B2B |
|---|---|---|
| Shopify category rank | #38 | #5(ahead) |
| Shopify App Charts | Not on this week’s charts | #14 on the Shoplist 100 |
| Built for Shopify | No | Yes |
| Launched | Mar 18, 2020 | Aug 11, 2017 |
| Languages | 1 | 19 |
| Developer | Cirkle Studio LLC | HulkApps |
FAQ
ECF and Hulk Contact Form Builder B2B: common questions
- Which is more popular, ECF or Hulk Contact Form Builder B2B?
- Hulk Contact Form Builder B2B is detected on 3531× as many Shopify stores as ECF: 28,244 vs 8 as of Nov 8, 2026.
- Is ECF or Hulk Contact Form Builder B2B cheaper?
- Only Hulk Contact Form Builder B2B lists a free plan. Paid plans start at $4.99/month for ECF and $12.90/month for Hulk Contact Form Builder B2B. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- Which has better reviews, ECF or Hulk Contact Form Builder B2B?
- On the Shopify App Store: ECF 4.9 from 43 reviews and Hulk Contact Form Builder B2B 4.9 from 2,042 reviews.
- What features does each app list that the other doesn’t?
- ECF lists 4 the others don’t mention, such as CAPTCHA, Drag-and-drop editor, Newsletters, Pricing quotes. Hulk Contact Form Builder B2B lists 18 the others don’t mention, such as Analytics, Applications, Attribution, Bookings. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 8, 2026; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 8, 2026. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.