Novocall - Novocall converts web visitors into sales calls in seconds.
Jotform - Free Online Form Builder & Form Creator
OptinMonster - OptinMonster helps to convert abandoning website visitors into subscribers and customers.
Google Forms - Simple web forms from Google.
Callpage - Turn website visitors into sales calls. Use CallPage and provide immediate free phone callback to your leads in 28 seconds.
Formstack - Use our drag and drop online form builder for surveys, registrations, payment collections, lead generation and more. Our online forms offer robust features and 50+ integrations that allow you to automate workflows, capture leads & more.