Evernote
Evernote is an online file management platform where you can save all the information you need to keep in notes. Since your notes are synchronized on all devices you have access to, you can work from anywhere, enrich your document by adding various web pages and reminders to your notes.
With forms.app and Evernote integration, you can save your form responses by turning them into note documents. This will allow you to follow the data you obtain more closely.
You might also like

Leadfeeder
Search for users who can turn into potential customers through your form and survey records.Zapier

Tallyfy
The best way to automate your workflow.Zapier

MailChimp
Create new contacts, campaigns, and do much more from your form responses.NativeZapier

Xero
Organize your financial transactions easily.Zapier