Platform.ly
Platform.ly is a customer relationship management platform that allows you to automate all marketing channels of your business. With Platform.ly, you can identify your most profitable marketing activities and loyal customers. It also helps convert more customers with real-time dashboards.
Thanks to forms.app's integration with Platform.ly, you can create a new contact and then update the information on that contact. Thus, you can better follow your marketing processes by keeping all the information up to date.
You might also like

AWeber
Create a subscriber profile by e-mail address and start the automation process.Zapier

Constant Contact
Grow your contact list using your form submissions.Zapier

Hootsuite
Create a message and manage all content from a single panel.Zapier

BigCommerce
Create a customer record, increase the possibility of selling to your potential customers.Zapier