ECF: Contact Form Builder vs Nerdy Form Builder
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
- Nerdy Form Builder is detected on 47× as many Shopify stores as ECF: 377 vs 8 as of Nov 8, 2026.
- On the Shopify App Store: ECF 4.9 from 43 reviews and Nerdy Form Builder 4.8 from 23 reviews.
- Only Nerdy Form Builder lists a free plan. Paid plans start at $4.99/month for ECF and $4.99/month for Nerdy Form Builder.
- Nerdy Form Builder lists 13 features ECF’s listing doesn’t mention, including Applications, Custom styles, Customer satisfaction.
Head to head
Form Builder + Customer Form + Conditional Form + File Upload
- United States
- Australia
- Switzerland
- United States
- Australia
- Canada
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
free
- · 1 form
- · 10 fields
- · 65 submissions monthly
- · Conditional logic
- · File upload
- · Multistep form
pro
- · 200 submissions monthly
- · 5 forms
- · Everything in Free
- · Restrict dates in picker
- · Submissions export
- · Submitted page URL
premium
- · & more
- · Everything in pro
- · Unlimited forms
- · Unlimited submissions
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.
E-commerce merchants understand that information is power, and our form builder gives you exactly that. It offers an easy way to create engaging, customizable forms for your customers. This could be anything from detailed customer surveys to simple contact forms. The data you collect helps you make informed business decisions and tailors your offerings to suit your customer's needs.
- 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.
- Customize email notifications and auto responder email when a form is submitted.
- Easy to create multistep forms. Forms in pop-up and forms with conditional logic
- Upload files and attach them to notification email.
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 |  Nerdy Form Builder |
|---|---|---|
| Detected stores | 8 | 377(ahead) |
| Net store change, 28 days | 0 | +5 |
| Stores added, 28 days | Not enough data | 7 |
| Big-brand share | Not enough data | 11% |
| 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, Canada |
Reviews
| Measure | ECF | Nerdy Form Builder |
|---|---|---|
| App Store rating | 4.9 ★(ahead) | 4.8 ★ |
| App Store reviews | 43(ahead) | 23 |
| New reviews, 28 days | 1(ahead) | 0 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | ECF | Nerdy Form Builder |
|---|---|---|
| Free plan | Not listed | Yes |
| Lowest paid monthly plan | $4.99/month | $4.99/month |
| Longest free trial | 7 days | 15 days |
| Plans listed | 3 | 3 |
Listing
| Measure | ECF | Nerdy Form Builder |
|---|---|---|
| Shopify category rank | #38 | #32(ahead) |
| Shopify App Charts | Not on this week’s charts | #9 in Forms |
| Built for Shopify | No | Yes |
| Launched | Mar 18, 2020 | Aug 3, 2023 |
| Languages | 1 | 11 |
| Developer | Cirkle Studio LLC | Nerdy Applications |
FAQ
ECF and Nerdy Form Builder: common questions
- Which is more popular, ECF or Nerdy Form Builder?
- Nerdy Form Builder is detected on 47× as many Shopify stores as ECF: 377 vs 8 as of Nov 8, 2026.
- Is ECF or Nerdy Form Builder cheaper?
- Only Nerdy Form Builder lists a free plan. Paid plans start at $4.99/month for ECF and $4.99/month for Nerdy Form Builder. 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 Nerdy Form Builder?
- On the Shopify App Store: ECF 4.9 from 43 reviews and Nerdy Form Builder 4.8 from 23 reviews.
- What features does each app list that the other doesn’t?
- ECF lists 3 the others don’t mention, such as Dashboard, Form limits, Pricing quotes. Nerdy Form Builder lists 13 the others don’t mention, such as Applications, Custom styles, Customer satisfaction, Data export. 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.