diff --git a/Gruntfile.js b/Gruntfile.js
index 93883ad9..3f1bfeda 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -30,7 +30,6 @@ module.exports = function (grunt) {
                 ],
                 ussd_public_rapidpro: [
                     'src/index.js',
-                    'src/engage.js',
                     'src/rapidpro.js',
                     '<%= paths.src.app.ussd_public_rapidpro %>',
                     'src/init.js'
@@ -53,7 +52,6 @@ module.exports = function (grunt) {
                 ],
                 ussd_chw_rapidpro: [
                     'src/index.js',
-                    'src/engage.js',
                     'src/rapidpro.js',
                     '<%= paths.src.app.ussd_chw_rapidpro %>',
                     'src/init.js'
@@ -132,7 +130,6 @@ module.exports = function (grunt) {
                 ],
                 ussd_public_rapidpro: [
                     'test/setup.js',
-                    'src/engage.js',
                     'src/rapidpro.js',
                     '<%= paths.src.app.ussd_public_rapidpro %>',
                     'test/ussd_public_rapidpro.test.js'
@@ -155,7 +152,6 @@ module.exports = function (grunt) {
                 ],
                 ussd_chw_rapidpro: [
                     'test/setup.js',
-                    'src/engage.js',
                     'src/rapidpro.js',
                     '<%= paths.src.app.ussd_chw_rapidpro %>',
                     'test/ussd_chw_rapidpro.test.js'
diff --git a/go-app-ussd_public_rapidpro.js b/go-app-ussd_public_rapidpro.js
index 01d0a666..2c0803f9 100644
--- a/go-app-ussd_public_rapidpro.js
+++ b/go-app-ussd_public_rapidpro.js
@@ -1,53 +1,6 @@
 var go = {};
 go;
 
-go.Engage = function() {
-    var vumigo = require('vumigo_v02');
-    var events = vumigo.events;
-    var Eventable = events.Eventable;
-    var _ = require('lodash');
-    var url = require('url');
-
-    var Engage = Eventable.extend(function(self, json_api, base_url, token) {
-        self.json_api = json_api;
-        self.base_url = base_url;
-        self.json_api.defaults.headers.Authorization = ['Bearer ' + token];
-        self.json_api.defaults.headers['Content-Type'] = ['application/json'];
-
-        self.contact_check = function(msisdn, block) {
-            return self.json_api.post(url.resolve(self.base_url, 'v1/contacts'), {
-                data: {
-                    blocking: block ? 'wait' : 'no_wait',
-                    contacts: [msisdn]
-                }
-            }).then(function(response) {
-                var existing = _.filter(response.data.contacts, function(obj) {
-                    return obj.status === "valid";
-                });
-                return !_.isEmpty(existing);
-            });
-        };
-
-          self.LANG_MAP = {zul_ZA: "en",
-                          xho_ZA: "en",
-                          afr_ZA: "af",
-                          eng_ZA: "en",
-                          nso_ZA: "en",
-                          tsn_ZA: "en",
-                          sot_ZA: "en",
-                          tso_ZA: "en",
-                          ssw_ZA: "en",
-                          ven_ZA: "en",
-                          nbl_ZA: "en",
-                          set_ZA: "en",
-                        };
-    });
-
-
-
-    return Engage;
-}();
-
 go.RapidPro = function() {
     var vumigo = require('vumigo_v02');
     var url_utils = require('url');