The “CFDB7” plugin saves contact form 7 submissions to your WordPress database. Export the data to a CSV file.
By simply installing the plugin, it will automatically begin to capture form submissions from contact form 7.

Features of CFDB 7

• No configuration is needed
• Save Contact Form 7 form submitted data to the database.
• Single database table for all contact form 7 forms
• Easy to use and lightweight plugin
• Developer friendly & easy to customize
• Display all created contact form 7 form list.
• Export CF7 DB (CF7 Database – cf7db) data in CSV file

Form Email Testing Tool

• MailMug – SMTP Sandbox

Plugins

• PostBox Email Log
• WP mail smtp

Pro Addons

• Advanced MYSQL DB
  Separate MySQL column for each cf7 input field
• Excel Spreadsheet (XLSX) Extension
  Connect CFDB7 to an external database or another DB
• Drag & Drop File Upload
  Contact form 7 drag and drop files upload plugin.
• Already Submitted?
  Trigger error if a field is already submitted
• Popup Message
  Replace your validation and success messages with beautiful popup messages to attract visitors.
• Export PDF File
  Easy to export contact forms from database to PDF file
• Import CSV to Database
  Import data from the CSV file to the CFDB7 database

Support : http://www.ciphercoin.com/contact/
Extensions : Contact form 7 more Add-ons