Quform!

Contact Form 7 can manage multiple contact forms, plus you can customize the form and the mail contents flexibly with simple markup. The form supports Ajax-powered submitting, CAPTCHA, Akismet spam filtering and so on.

Gravity Forms is the premier form plugin, contact form builder and lead data management plugin for WordPress.

Ninja Forms is the ultimate FREE form creation solution for WordPress. Build WordPress Forms within minutes using Ninja Forms powerful forms creation page.

PlanSo Forms makes it easy to create professional forms. Build forms and manage forms in a new intuitive way and customize form fields with icons, labels, placeholders and the like.

Web-Dorado WordPress Form Maker is a modern and easy to use plugin that allows creating responsive WordPress Forms.

FormCraft is an advanced form-builder for WordPress.

Create Beautiful Forms – Fast with Formidable Pro. With drag-and-drop form building, simple layout classes, and visual styling, you can create completely custom forms in less time than you spend brewing your morning coffee.

VFB Pro is an affordable WordPress plugin that helps you build beautiful, fully functional contact forms in only a few minutes without writing PHP, CSS, or HTML.

WPForms allows beginners to create contact forms, subscription forms, payment forms, and other type of online forms with just a few click (without knowing how to code or hiring a developer).