The features in Response Manager include:
Convert Response To PDF
* Autogenerate PDF template
* Customize (edit) the template or select an existing one
* Customize the PDF file title
* Customize the output file folder
* Option to keep PDF in google drive or remove
* Send email with generated PDF file to responder or customized email list.
* 7 days to try out full functionality
* In App stripe based purchase

Remove Duplicates
* Manage form responses by customizable form fields
* Find duplicate or unique form responses
* Show or delete searching results
* Filter form response in case sensitive way
* Operate the associated spreadsheet
* 30 days to try out full functionality
* In App stripe based purchase

Response Accept Control
* Automatically close the form based on number of responses or the specific dates for a form instead of monitoring manually
* Email notification to you when the form is automatically closed.
* Customized close message.
* Easy to use UI to let you understand your settings easily.
* In-App purchase 

QR Code QRCode generation
* Generate QR code (QRCode) for your form
* Customize QR code color, size, etc
* Download or copy QR code for sharing with audience. 
* In-App purchase

Form Response to SMS notifications
* Generate SMS notification for each form response
* Customize SMS template
* Config SMS accounts in app
* In-App purchase

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Response Manager is the most user friendly and most affordable addon for Google Forms among other great apps, such as chromebookInventory, Stupeflix, MathType, Doc Appender, Power Tools, PlanbookEdu, Bark, PowerSchool, Nearpod, Super Quiz, Slido, MindMup, Lucidpress, Form Mule, VoiceThread, LumApps, BetterCloud, YAMM, Spanning Backup, Digication, Grackle Docs, Form Ranger, EasyBib, DocuSign eSignature, Drag, Colaboratory, Yet Another Mail Merge ,SketchUp for Schools, Asana, Mailmeteor, GAT+, SysCloud Security, Mindomo, diagrams.net, MindMeister, BrainPOP, Cisco Webex, Kami, Screencastify,  Wrike, Mojo Helpdesk, Kaizena, JoeZoo Express, Backupify, Appsheet, Kabanchi, Timify.me, gPanel, Flubaroo, Hapara Teacher, Form Publisher, Slack, Sketchboard, Smartsheet, Zapier, GQueues, AODocs, Certify'em, Easy Accents, StackEdit, Mavenlink, DocHub, Choice Eliminator, Pixton for Schools, SMART Learning Suite, Pear Deck, Doctopus, EasyBib, LucidChart Diagrams, GoFileDrop, PerformFlow, NoodleTools, Zoom, formLimiter, Form Publisher, Awesome Table and more...