Enjoy the way you customize JavaScript online form

Enhance your landing page interactivity and easily gather essential information thanks to a cutting-edge Form builder from Instapage. Customize JavaScript online forms that captivate users and elevate conversions like never before.

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Note: Some features described here might be planned in our roadmap but not yet released. You can open a live chat from within your account and our Support team can offer more details or help you with workarounds.

Landing page builder

Form builder

Landing page optimization

Landing page personalization

Create forms with drag-and-drop interface

Easily create forms without design or coding skills. Simply drag different fields onto your canvas, arrange them the way you like, and customize them to collect the lead data you need.

Add customization and branding elements

Create a form that fits seamlessly into the design of your landing page. Add unique fields, colors, buttons, and layouts that captivate your audience and reflect your brand's identity.

Get your landing pages live faster

Access forms from a dedicated form library to launch your landing page faster. Skip the hassle of adding form embed codes or dealing with extra form building tools.

Maximize efficiency with reusable forms

Save time by cutting down on repetitive tasks. Create your forms once and reuse them multiple times, or start with ready-made form templates that you can customize to fit your needs.

Keep all your forms in one place

Keep all your forms organized in one online library on a single platform. Access your forms anytime and easily reuse them when needed.

Integrate with any app

Send leads over to your favorite email services, marketing automation tools, CRMs, and more to easily connect with them, nurture relationships, and guide them through the sales funnel faster.

HelloFresh speeds up landing page production by 33% with Instapage

Boost results through landing page optimization

HelloFresh speeds up landing page production by 33% with Instapage

Personalize experiences for higher engagement and ROI

Personalize experiences for higher engagement and ROI sidebar

HelloFresh speeds up landing page production by 33% with Instapage

Maximize campaign efficiency with ad mapping

Maximize campaign efficiency with ad mapping sidebar

HelloFresh speeds up landing page production by 33% with Instapage

HelloFresh speeds up landing page production by 33% with Instapage

Improve alignment across your creative team

Improve alignment across your creative team sidebar

HelloFresh speeds up landing page production by 33% with Instapage

Create forms with drag-and-drop interface

Easily create forms without design or coding skills. Simply drag different fields onto your canvas, arrange them the way you like, and customize them to collect the lead data you need.

Add customization and branding elements

Create a form that fits seamlessly into the design of your landing page. Add unique fields, colors, buttons, and layouts that captivate your audience and reflect your brand's identity.

Get your landing pages live faster

Access forms from a dedicated form library to launch your landing page faster. Skip the hassle of adding form embed codes or dealing with extra form building tools.

Maximize efficiency with reusable forms

Save time by cutting down on repetitive tasks. Create your forms once and reuse them multiple times, or start with ready-made form templates that you can customize to fit your needs.

Keep all your forms in one place

Keep all your forms organized in one online library on a single platform. Access your forms anytime and easily reuse them when needed.

Create forms with drag-and-drop interface

Send leads over to your favorite email services, marketing automation tools, CRMs, and more to easily connect with them, nurture relationships, and guide them through the sales funnel faster.

How to customize JavaScript online form with Instapage's Form Builder

Instapage's Form Builder is a powerful tool that empowers marketers to create custom forms effortlessly. By allowing you to customize JavaScript online forms, this feature enhances user engagement, builds brand trust, and boosts conversion rates. Follow these simple steps to leverage the full potential of Instapage's Form Builder.

Steps to create and customize your online form

Sign up with Instapage and start your 14-day free trial to explore all the platform’s capabilities.
Create and set up a Workspace, and add team members for better collaboration.
Choose 'Assets' in the left menu of the Dashboard, then click 'Forms' -> 'Create Form.'
Drag and drop various fields, dropdown lists, and radio buttons from the sidebar to build your form.
Customize labels and buttons to improve their appearance in the Form Style section.
Utilize the Form Settings menu to configure steps and define actions upon form submission.
Click 'SAVE' to preserve all changes, or 'SUBMIT' to activate and execute the form.

Now that you know how to customize JavaScript online form using Instapage’s Form Builder, it’s time to start enhancing your landing pages. Begin your trial today and discover how easy it is to increase conversions and grow your marketing strategy.

Get more conversions with customize JavaScript online form

Improve your Quality Score with quick load technology for landing pages

Increase conversions with content that aligns with your ads and audiences

Achieve maximum ROI by scaling your marketing initiatives

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“Instapage gives us the ability to tailor our landing page content and layout to tell a unique story for each geographical target. The platform also enables us to create different variations with content that performs well for each unique channel. Every marketing team needs this!”

Tamar Friedland, Sr. Director of Global Paid Marketing

"Instapage has truly maximized our digital advertising performance by enabling us to offer matching, personalized experiences for every ad and audience. Now we can scale our landing page experiences as efficiently and effectively as we scale the ads themselves."

Darren Lepke, Marketing Director

"If we have to wait on a developer, our creative velocity plummets. But Instapage has made it possible for us to exponentially grow our advertising programs and convert more customers"

Alex Kracov, Head of Marketing

Leading the way in building high-performing landing pages

Most Implementable Enterprise - Summer 2025

Fastest Implementation Enterprise - Summer 2025

Frequently Asked Questions

How can I customize a JavaScript online form using Instapage's Form Builder?

Instapage's Form Builder allows you to easily customize a JavaScript online form with its intuitive drag-and-drop functionality. You can add various fields like text and dropdowns and change the visual appearance through the Form Style menu. Once you've designed your form, you can configure submission actions like redirects. This flexibility ensures your forms align perfectly with your landing page objectives.

What types of fields can I add to my customized JavaScript online form?

You can create a highly customizable JavaScript online form by adding a variety of fields, including text inputs, email fields, dropdown lists, radio buttons, and more. The Form Builder makes it simple to drag and drop the fields you need. This extensive customization caters to various needs, whether you're collecting leads or feedback, thus boosting your conversion rates.

Are there any integrations available for my JavaScript online form?

Absolutely! When you customize your JavaScript online form with Instapage, you can seamlessly integrate with several CRM and marketing automation platforms. This means you can automatically funnel your data into your existing systems, enhancing your workflow and ensuring no valuable data is lost. These integrations set Instapage apart from competitors, making data management a breeze.

How does Instapage ensure the ease of use of its Form Builder?

The Form Builder at Instapage is designed with user experience in mind, allowing non-developers to customize a JavaScript online form effortlessly. Its drag-and-drop interface simplifies the form creation process, and extensive documentation is available for support. This ease of use, combined with responsive customer service, helps marketers focus on what they do best—driving conversions.

What kind of customer support does Instapage offer for Form Builder users?

Instapage provides robust customer support for those customizing their JavaScript online form through various channels, including live chat and email. Additionally, you have access to comprehensive resources like tutorials and guides to help you navigate any challenges. This level of support is instrumental in maximizing your use of the Form Builder, ensuring a smooth experience.

What are the pricing options for using the Form Builder on Instapage?

Instapage offers flexible pricing plans that include access to the Form Builder, allowing you to customize a JavaScript online form as part of your landing page creation process. Pricing varies based on features and user needs, so you can choose a plan that fits your marketing goals. Overall, investing in Instapage helps you unlock higher conversion rates without breaking the bank.