Gmail Introduced Snooze of email with Apps Script

• Sign in with Google and go to http://docs.google.com/ and  create new Spreadsheet.
• In the Tools menu click on Script editor...

• Now remove My function, empty the Text Field and Paste the Code Shown below and save it with a proper name.

var MARK_UNREAD = false;
var ADD_UNSNOOZED_LABEL = false;

function getLabelName(i) {
  return "Snooze/Snooze " + i + " days";
}

function setup() {
  // Create the labels we’ll need for snoozing
  GmailApp.createLabel("Snooze");
  for (var i = 1; i <= 7; ++i) {
    GmailApp.createLabel(getLabelName(i));
  }
  if (ADD_UNSNOOZED_LABEL) {
    GmailApp.createLabel("Unsnoozed");
  }
}

function moveSnoozes() {
  var oldLabel, newLabel, page;
  for (var i = 1; i <= 7; ++i) {
    newLabel = oldLabel;
    oldLabel = GmailApp.getUserLabelByName(getLabelName(i));
    page = null;
    // Get threads in "pages" of 100 at a time
    while(!page || page.length == 100) {
      page = oldLabel.getThreads(0, 100);
      if (page.length > 0) {
        if (newLabel) {
          // Move the threads into "today’s" label
          newLabel.addToThreads(page);
        } else {
          // Unless it’s time to unsnooze it
          GmailApp.moveThreadsToInbox(page);
          if (MARK_UNREAD) {
            GmailApp.markThreadsUnread(page);
          }
          if (ADD_UNSNOOZED_LABEL) {
            GmailApp.getUserLabelByName("Unsnoozed")
              .addToThreads(page);
          }          
        }     
        // Move the threads out of "yesterday’s" label
        oldLabel.removeFromThreads(page);
      }  
    }
  }

• After saving Click on Drop-down menu   'Select a function to run'  and click on setup.

• Now click on the Run menu -> Setup or Just click the blue button closed saved one. You will asked to Authorize, so grant permission to give access to the code.

• After Granting Permission we Will have different 7 snooze labels in Gmail each for a day. Next is to Click on  "Triggers" menu and choose "current script's triggers" and Create a new trigger with choosing the "moveSnoozes" function, a "time-driven" event, "day timer," and then "midnight to 1am." in respective Drop-down Menu. Save it.

• Run the Function again and we have it. Just Go to Gmail and check out the Snooze Labels.

• Now Apply Snooze label with label section or move to section to your emails as per your Choice.