diff --git a/ComApp/src/Controllers/Helpers.js b/ComApp/src/Controllers/Helpers.js
deleted file mode 100644
index 63d3462..0000000
--- a/ComApp/src/Controllers/Helpers.js
+++ /dev/null
@@ -1,53 +0,0 @@
-class Helpers {
-    compareValues(key, order = 'asc') {
-        return function innerSort(a, b) {
-            //console.log("--", "A :", a, "B : ", b, "KEY : ", key, a.hasOwnProperty(key), b.hasOwnProperty(key), a.name);
-            if (!a.hasOwnProperty(key) || !b.hasOwnProperty(key)) {
-                // property doesn't exist on either object
-                return 0;
-            }
-
-            const varA = (typeof a[key] === 'string')
-                ? a[key].toUpperCase() : a[key];
-            const varB = (typeof b[key] === 'string')
-                ? b[key].toUpperCase() : b[key];
-
-            let comparison = 0;
-            if (varA > varB) {
-                comparison = 1;
-            } else if (varA < varB) {
-                comparison = -1;
-            }
-            return (
-                (order === 'desc') ? (comparison * -1) : comparison
-            );
-        };
-    }
-
-    isEmailValid(email) {
-        const expression = /(?!.*\.{2})^([a-z\d!#$%&'*+\-\/=?^_`{|}~\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+(\.[a-z\d!#$%&'*+\-\/=?^_`{|}~\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+)*|"((([\t]*\r\n)?[\t]+)?([\x01-\x08\x0b\x0c\x0e-\x1f\x7f\x21\x23-\x5b\x5d-\x7e\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]|\\[\x01-\x09\x0b\x0c\x0d-\x7f\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))*(([\t]*\r\n)?[\t]+)?")@(([a-z\d\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]|[a-z\d\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF][a-z\d\-._~\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]*[a-z\d\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])\.)+([a-z\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]|[a-z\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF][a-z\d\-._~\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]*[a-z\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])\.?$/i;
-        return expression.test(String(email).toLowerCase());
-    }
-
-    isValidRequiredString(string) {
-        const expression = /.*\S.*/i;
-        return expression.test(String(string));
-    }
-
-    generateUUID() { // Public Domain/MIT
-        let d = new Date().getTime();//Timestamp
-        let d2 = new Date().getUTCMilliseconds() + Math.random();//Time in microseconds since page-load or 0 if unsupported
-        return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
-            let r = Math.random() * 16;//random number between 0 and 16
-            if(d > 0){//Use timestamp until depleted
-                r = (d + r)%16 | 0;
-                d = Math.floor(d/16);
-            } else {//Use microseconds since page-load if supported
-                r = (d2 + r)%16 | 0;
-                d2 = Math.floor(d2/16);
-            }
-            return (c === 'x' ? r : (r & 0x3 | 0x8)).toString(16);
-        });
-    }
-}
-export default new Helpers();
diff --git a/ComApp/src/Controllers/Sync.js b/ComApp/src/Controllers/Sync.js
deleted file mode 100644
index 87dcbed..0000000
--- a/ComApp/src/Controllers/Sync.js
+++ /dev/null
@@ -1,271 +0,0 @@
-import NetInfo from '@react-native-community/netinfo';
-import Constants from 'expo-constants';
-
-const axios = require('axios');
-const api_url = 'https://app-intl.ldc.fr';
-const api_token = 'gP8K77n4568UXYLV63bqykDRs8pyMy';
-const endpoint = api_url + '/api';
-const app_uuid = '746ceb52-2354-40d9-b270-57ca541f2751';
-
-import UsersModel from '../Models/Users';
-import DirectoriesModel from '../Models/Directories';
-import DocumentsModel from '../Models/Documents';
-import ContactsModel from '../Models/Contacts';
-import CommonModel from '../Models/Common';
-import SendBrochureModel from '../Models/SendBrochure';
-
-class Sync {
-  getEndpointDocs() {
-    return api_url + '/storage/docs/';
-  }
-
-  getApiToken() {
-    return api_token;
-  }
-
-  getAppUUID() {
-    return app_uuid;
-  }
-
-  getVersion(callback, errorCallback) {
-    axios({
-      method: 'get',
-      url: endpoint + '/version',
-      responseType: 'json',
-      params: {
-        token: this.getApiToken(),
-        app_uuid: app_uuid,
-        app_version: Constants.nativeAppVersion
-      },
-    })
-      .then(response => {
-        return callback(response.data.version, response.data.ShowIsActive, response.data.newApp);
-      })
-      .catch(function(error) {
-        console.log(error);
-        return errorCallback(error);
-      });
-  }
-
-  needSync(callback) {
-    NetInfo.fetch().then(state => {
-      if (state.isConnected) {
-        axios({
-          method: 'get',
-          url: endpoint + '/version',
-          responseType: 'json',
-          params: {
-            token: this.getApiToken(),
-          },
-        })
-          .then(response => {
-            const localVersion = CommonModel.get('version');
-            if (
-              localVersion === undefined ||
-              localVersion === false ||
-              localVersion.value !== response.data.version
-            ) {
-              return callback();
-            }
-            return false;
-          })
-          .catch(function(error) {
-            console.log(error);
-          });
-      }
-      return false;
-    });
-    return false;
-  }
-
-  setInstalled() {
-    CommonModel.add({key: 'installed', value: '1'});
-    CommonModel.add({key: 'locale', value: 'fr'});
-    CommonModel.add({key: 'ShowIsActive', value: '0'});
-  }
-
-  getUsers(callback) {
-    axios({
-      method: 'get',
-      url: endpoint + '/users',
-      responseType: 'json',
-      params: {
-        token: this.getApiToken(),
-      },
-    })
-      .then(response => {
-        UsersModel.clear();
-        response.data.forEach(user => {
-          UsersModel.add(user);
-        });
-        console.log('Users Update Done');
-        return callback();
-      })
-      .catch(function(error) {
-        console.log(error);
-      });
-  }
-
-  getDirectories(callback) {
-    axios({
-      method: 'get',
-      url: endpoint + '/directories',
-      responseType: 'json',
-      params: {
-        token: this.getApiToken(),
-      },
-    })
-      .then(function(response) {
-        DirectoriesModel.clear();
-        response.data.forEach(dir => {
-          DirectoriesModel.add(dir);
-        });
-        console.log('Directories Update Done');
-        return callback();
-      })
-      .catch(function(error) {
-        console.log(error);
-      });
-  }
-
-  getDocuments(callback) {
-    axios({
-      method: 'get',
-      url: endpoint + '/documents',
-      responseType: 'json',
-      params: {
-        token: this.getApiToken(),
-      },
-    })
-      .then(response => {
-        const toDelete = DocumentsModel.clear(response.data);
-        response.data.forEach(document => {
-          DocumentsModel.update(document);
-        });
-        console.log('Documents Update Done');
-        return callback(DocumentsModel.getAll(), toDelete);
-      })
-      .catch(function(error) {
-        console.log(error);
-      });
-  }
-
-  getContacts(callback, userId, errorCallback) {
-    let contacts = ContactsModel.getAll();
-    axios({
-      method: 'post',
-      url: endpoint + '/contacts' + '?token=' + this.getApiToken(),
-      responseType: 'json',
-      data: {
-        contacts: contacts,
-        userId: userId,
-      },
-    })
-      .then(response => {
-        ContactsModel.clear();
-        response.data.forEach(contact => {
-          ContactsModel.add(contact);
-        });
-        console.log('Contacts Update Done');
-        callback();
-      })
-      .catch(function (error) {
-        console.log(error);
-        errorCallback(error);
-      });
-  }
-
-  async sendBrochure(brochures, i) {
-    if (brochures.length > 0) {
-      const item = brochures[i];
-      let response = await axios({
-        method: 'post',
-        url: endpoint + '/sendBrochure',
-        responseType: 'json',
-        params: {
-          token: this.getApiToken(),
-          emails: {item},
-        },
-      });
-      if (i < brochures.length - 1) {
-        return this.sendBrochure(brochures, i + 1);
-      }
-      return true;
-    }
-    return true;
-  }
-
-  sendBrochures(callback) {
-    this.sendBrochure(SendBrochureModel.getAll(), 0).then(res => {
-      SendBrochureModel.clear();
-      console.log('SendBrochures Update Done');
-      callback();
-    });
-  }
-
-  updateVersion(version) {
-    const localVersion = CommonModel.get('version');
-    if (localVersion === false || localVersion === undefined) {
-      CommonModel.add({key: 'version', value: version});
-    } else {
-      CommonModel.update({id: localVersion.id, key: 'version', value: version});
-    }
-  }
-
-  updateShowIsActive(value) {
-    const local = CommonModel.get('ShowIsActive');
-    if (local === false || local === undefined) {
-      CommonModel.add({key: 'ShowIsActive', value: value});
-    } else {
-      CommonModel.update({id: local.id, key: 'ShowIsActive', value: value});
-    }
-  }
-
-  isLogged() {
-    const logged = CommonModel.get('isLogged');
-    const loggedTime = CommonModel.get('loggedTime');
-    if (
-      logged !== false &&
-      loggedTime !== false &&
-      logged !== undefined &&
-      loggedTime !== undefined
-    ) {
-      let seconds =
-        Math.abs(new Date(Number(loggedTime.value)) - Date.now()) / 1000;
-      if (seconds < 14400) {
-        // 4h
-        return true;
-      }
-      return false;
-    }
-    return false;
-  }
-
-  isInstalled() {
-    const test = CommonModel.get('installed');
-    if (test === false) {
-      return false;
-    }
-    return true;
-  }
-
-  updateLastModificationDoc(id, date) {
-    DocumentsModel.update({id: id, updated_at: date.toString()}, true);
-  }
-
-  isSynced() {
-    const SendBrochure = SendBrochureModel.getAll();
-    const Contacts = ContactsModel.getAll();
-
-    if (SendBrochure !== undefined && Contacts !== undefined) {
-      const noSynced = Contacts.filtered('synced = false');
-      if (SendBrochure.length > 0 || noSynced.length > 0) {
-        return false;
-      }
-    }
-    return true;
-  }
-
-}
-
-export default new Sync();