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Best Formstack Alternatives in 2026

Based on real usage data from 0 websites analyzed by StackSee

We analyzed real website data to find the most popular alternatives to Formstack. Formstack is formstack is a platform offering no-code solutions for digital workflows, including forms, documents, and signatures. See which tools teams actually use instead, backed by real-time detection data.

Top Alternatives to Formstack

Technologies in the Form builders category that teams use instead of Formstack, ranked by adoption.

1

CA

Caldera Forms Caldera Forms is the free WordPress form builder plugin.

WordPress pluginsForm builders

2

CA

Campflow Campflow is a SaaS platform for event and membership management that provides online registration forms, participant tracking, communication tools, and financial reporting.

Form builders

3

CO

Contact Form 7 Contact Form 7 is an WordPress plugin which can manage multiple contact forms. The form supports Ajax-powered submitting, CAPTCHA, Akismet spam filtering.

WordPress pluginsForm builders

4

AI

Airform Airform is a functional HTML forms for front-end developers.

Form builders

5

AR

Arengu Arengu is an online form builder designed to streamline user onboarding.

User onboardingForm builders

6

BA

Basin Basin is a plug-and-play form backend for designers and developers, allowing users to collect submissions and track conversions without coding.

Form builders

7

FO

Form.io Form.io is a platform for designing, managing, and converting forms and data within applications.

Form builders

8

FO

Form.taxi Form.taxi is a backend service that enables reliable HTML form submissions without requiring any programming.

Form builders

9

FO

FormAssembly FormAssembly is a platform that enables to collection of data and processing via workflow.

Form builders

10

FO

FormBold FormBold is a complete web forms solution for static websites that allows you to create forms, collect data, and send notifications.

Form builders

11

FO

FormDr FormDr is a HIPAA-compliant platform providing secure online forms for collecting and managing sensitive healthcare information.

Form builders

12

FO

Formaloo Formaloo is a no-code collaboration platform that helps businesses create custom data-driven business applications and internal tools, automate their processes and engage their audience.

Form builders

13

FO

Formcake Formcake is a backend service that enables developers to integrate forms and manage form data within their applications.

Form builders

14

FO

Formcan Formcan is a form builder that enables creation, customization, and deployment of online forms for data collection and management.

Form builders

15

FO

Formester Formester is a platform for creating interactive forms with AI, supporting logic jumps and automation without requiring coding.

Form builders

16

FO

Formidable Form Formidable Forms is a WordPress plugin that enables you to create quizzes, surveys, calculators, timesheets, multi-page application forms.

WordPress pluginsSurveys

17

FO

Formless Formless is an AI-powered solution that creates interactive forms, enabling natural conversation, asking and answering questions, and engaging users at any touchpoint.

Form builders

18

FO

Formli Formli is a web-based form builder service that permits users to produce and personalise online forms for different purposes, including surveys, feedback forms, event registrations, and others.

Form builders

19

FO

Formrun Formrun is a form creation tool.

Form builders

20

FO

Formsite Formsite is a platform for creating professional online forms, surveys, and workflows for data collection and process automation.

Form builders

21

FO

Formsort Formsort is a system that enables form design and data conversion within applications.

Form builders

22

FR

Frontlead Frontlead is a platform that enables the creation of forms, funnels, and surveys to streamline workflows and collect actionable insights.

Form builders

23

FU

Funnelforms Funnelforms is a WordPress plugin for creating intelligent multi-step forms, integrating AI to streamline business processes, enhance customer acquisition, and optimise staff recruitment.

WordPress pluginsForm builders

24

HE

Heyflow Heyflow is an all-in-one platform that enables users to create interactive lead funnels, multi-step forms, and customized landing pages that drive conversions and engage website visitors, all without the need for coding.

Page buildersForm builders

25

HU

HulkApps Form Builder HulkApps Form Builder is an application that creates customizable, job-specific forms for unit needs.

SurveysShopify apps

26

GL

Globo Form Builder Form Builder is a Shopify form builder app for contact form built by Globo.

Shopify appsForm builders

27

GO

GoZen Forms GoZen Forms is an AI-powered no-code form builder that automates form creation, collects signup data, payments, and e-signatures.

Form builders

28

GO

Google Forms Google Forms is a free online form builder that allows you to create and publish online forms, surveys, quizzes, order forms, and more.

Form builders

29

GR

Gravity Forms

WordPress pluginsForm builders

30

GR

Growform Growform is a multi-step form builder that includes email alerts, Zapier integrations, and built-in templates.

Form builders

31

IN

Inputflow Inputflow is a tool for creating multi-step forms in Webflow with full customization options.

Form builders

32

JO

Jotform Jotform is an online form builder that enables the creation of robust forms.

Form builders

33

PA

Pabbly Form Builder Pabbly Form Builder is a no-code tool for creating professional business forms, offering customization options without requiring programming skills.

Form builders

34

NA

NativeForms NativeForms is a tool for creating forms, surveys, and polls across various platforms.

Form builders

35

NE

Netlify Forms Netlify Forms is a serverless form handling solution for static websites.

Form builders

36

NI

Ninja Forms Ninja Forms is the WordPress form builder.

WordPress pluginsForm builders

37

QF

QForm QForm is a tool for designing and managing customizable forms for data collection and processing.

Form builders

38

QU

Quform Quform is a WordPress plugin designed for building and managing forms.

Form builders

39

MA

Marketo Forms Marketo Forms help create web forms without programming knowledge. Forms can reside on Marketo landing pages and also be embedded on any page of website.

WidgetsForm builders

40

MA

Marquiz Marquiz is an online tool designed for creating user-friendly forms, quizzes, and surveys tailored for digital marketing.

SurveysForm builders

41

MO

Modal Forms Modal Forms is a tool that enhances your website by adding interactive pop-ups.

Form builders

42

RE

Reform Reform is a conversion-focused form builder designed to optimize data collection.

Form builders

43

RE

Respondi Respondi is a tool for creating forms, including surveys, questionnaires, quizzes, and other custom data collection formats.

Form builders

44

SH

Sheet Monkey Sheet Monkey is a form builder that stores data in Google Sheets, eliminating the need for a backend.

Form builders

45

SL

Slapform Slapform is a backend service for forms that securely stores submissions in the cloud and sends them via email.

Form builders

46

SU

Superform Superform is a next-gen form engine developed for Webflow's no-code community, enabling form creation and management without requiring coding knowledge.

Form builders

47

UC

Ucalc Ucalc is a platform offering calculators and form building tools, facilitating efficient computation and streamlined data collection processes.

WidgetsForm builders

48

WE

Web3Forms Web3Forms is a contact form to email service utilising the Web3 API.

Form builders

49

YA

Yay! Forms Yay! Forms is an AI-powered tool for creating forms and surveys designed to capture audience sentiments.

SurveysForm builders