Webform is the module for making forms and surveys in Drupal content management system (it is not a standalone app). After a submission customizable e-mails can be sent to administrators and/or submitters. Results can be exported into Excel or other spreadsheet applications. Webform also provides some basic statistical review and has an extensive API for expanding its features. Drupal Webform is highly configurable and extensible by other Drupal modules:

Webform Views - Integrates Webform 8.x-5.x and Views modules. Webform Analysis - Used to obtain statistics on the results of form submissions. Webform Rest - Retrieve and submit webforms via REST. Webform Encrypt - Provides encryption for webform elements. Webform Composite Tools - Provides a reusable composite element for use on webforms. Webform Invitation - Allows you to restrict submissions to a webform by generating codes (which may then be distributed e.g. by email to participants). Antibot - Prevent forms from being submitted without JavaScript enabled. CAPTCHA - Provides CAPTCHA for adding challenges to arbitrary forms. Honeypot -Mitigates spam form submissions using the honeypot method. MailSystem - Provides a user interface for per-module and site-wide mail system selection. SMTP - Allows for site emails to be sent through an SMTP server of your choice.