Active Installations: 5+ million
This is hands-down the best plugin for WordPress. Not only that, but WPForms is also one of the most popular WordPress plugins available for free!
Whether you are a beginner or a seasoned veteran, the code-free, drag-and-drop form builder can cater to all your requirements – be it contact forms, online order forms, subscription forms, payment forms, polls, surveys, and beyond. While the Pro version comes with added functionalities, the Free version is just enough to get the basic job done.
2. Ninja Forms
Active Installations: 1+ million
The Ninja Forms WordPress plugin was created keeping a beginner-level user in mind. As a result, everything – from the UI and usage – is deliberately maintained as user-friendly. You can use Ninja Forms to create complex, conditional forms with advanced features that require no coding.
Using these, one can build forms that can capture lead information, accept payments, gain opt-ins for subscriptions, and more. Most importantly, all the forms can be effortlessly translated into 16+ languages!
3. Gravity Forms
Active Installations: 50,000+
Much like Ninja Forms, Gravity Forms belongs to the set of WordPress premium plugins used for form building. Add contact forms, quizzes, polls, and surveys to your website with ease with nearly 13 templates to get you started.
One of the key highlights of this WordPress plugin is that it is built with accessibility in mind. All forms created using Gravity Forms are Web Content Accessibility Guidelines (WCAG) 2.0 compliant.