diff --git a/test/js-specs.js b/test/js-specs.js
index f2678c1..2afe7d1 100644
--- a/test/js-specs.js
+++ b/test/js-specs.js
@@ -129,7 +129,7 @@ describe('Advanced HTTP public interface', function () {
   });
 
   it('throws an Error when you try to add a cookie by using "setHeader" #46', () => {
-    (function () { http.setHeader('*', 'cookie', 'value'); }).should.throw();
+    (() => { http.setHeader('*', 'cookie', 'value'); }).should.throw(messages.ADDING_COOKIES_NOT_SUPPORTED);
   });
 
   it('configures global timeout value correctly with given valid value', () => {
@@ -138,7 +138,7 @@ describe('Advanced HTTP public interface', function () {
   });
 
   it('throws an Error when you try to configure global timeout with a string', () => {
-    (function () { http.setRequestTimeout('myString'); }).should.throw(messages.INVALID_TIMEOUT_VALUE);
+    (() => { http.setRequestTimeout('myString'); }).should.throw(messages.INVALID_TIMEOUT_VALUE);
   });
 
   it('sets global option for following redirects correctly', () => {
@@ -147,7 +147,7 @@ describe('Advanced HTTP public interface', function () {
   });
 
   it('throws an Error when you try to configure global option for following redirects with a string', () => {
-    (function () { http.setFollowRedirect('myString'); }).should.throw(messages.INVALID_FOLLOW_REDIRECT_VALUE);
+    (() => { http.setFollowRedirect('myString'); }).should.throw(messages.INVALID_FOLLOW_REDIRECT_VALUE);
   });
 
   it('exposes an enumeration style object with mappings for the error codes', () => {
@@ -475,4 +475,34 @@ describe('Common helpers', function () {
       handler({ data: 'NotValidJson' });
     });
   });
+
+  describe('checkFileOptions()', function() {
+    const jsUtil = require('../www/js-util');
+    const messages = require('../www/messages');
+    const helpers = require('../www/helpers')(jsUtil, null, messages, null, null);
+
+    it('checks valid file options correctly', () => {
+      const opts = {
+        filePaths: ['file://path/to/file.png'],
+        names: ['ScreenCapture']
+      };
+
+      helpers.checkFileOptions(opts.filePaths, opts.names).should.be.eql(opts);
+    });
+
+    it('throws an error when file options are missing', () => {
+      (() => helpers.checkFileOptions(undefined, ['ScreenCapture'])).should.throw(messages.FILE_PATHS_TYPE_MISMATCH);
+      (() => helpers.checkFileOptions(['file://path/to/file.png'], undefined)).should.throw(messages.NAMES_TYPE_MISMATCH);
+    });
+
+    it('throws an error when file options contains empty arrays', () => {
+      (() => helpers.checkFileOptions([], ['ScreenCapture'])).should.throw(messages.EMPTY_FILE_PATHS);
+      (() => helpers.checkFileOptions(['file://path/to/file.png'], [])).should.throw(messages.EMPTY_NAMES);
+    });
+
+    it('throws an error when file options contains invalid values', () => {
+      (() => helpers.checkFileOptions([1], ['ScreenCapture'])).should.throw(messages.FILE_PATHS_TYPE_MISMATCH);
+      (() => helpers.checkFileOptions(['file://path/to/file.png'], [1])).should.throw(messages.NAMES_TYPE_MISMATCH);
+    });
+  });
 })
diff --git a/www/helpers.js b/www/helpers.js
index e7402b4..4aba3c4 100644
--- a/www/helpers.js
+++ b/www/helpers.js
@@ -7,21 +7,22 @@ module.exports = function init(jsUtil, cookieHandler, messages, base64, errorCod
 
   var interface = {
     b64EncodeUnicode: b64EncodeUnicode,
-    checkSerializer: checkSerializer,
-    checkSSLCertMode: checkSSLCertMode,
     checkClientAuthMode: checkClientAuthMode,
     checkClientAuthOptions: checkClientAuthOptions,
+    checkFileOptions: checkFileOptions,
+    checkFollowRedirectValue: checkFollowRedirectValue,
     checkForBlacklistedHeaderKey: checkForBlacklistedHeaderKey,
     checkForInvalidHeaderValue: checkForInvalidHeaderValue,
+    checkSerializer: checkSerializer,
+    checkSSLCertMode: checkSSLCertMode,
     checkTimeoutValue: checkTimeoutValue,
-    checkFollowRedirectValue: checkFollowRedirectValue,
-    injectCookieHandler: injectCookieHandler,
-    injectRawResponseHandler: injectRawResponseHandler,
-    injectFileEntryHandler: injectFileEntryHandler,
     getMergedHeaders: getMergedHeaders,
     getProcessedData: getProcessedData,
     handleMissingCallbacks: handleMissingCallbacks,
-    handleMissingOptions: handleMissingOptions
+    handleMissingOptions: handleMissingOptions,
+    injectCookieHandler: injectCookieHandler,
+    injectFileEntryHandler: injectFileEntryHandler,
+    injectRawResponseHandler: injectRawResponseHandler,
   };
 
   // expose all functions for testing purposes
@@ -94,6 +95,20 @@ module.exports = function init(jsUtil, cookieHandler, messages, base64, errorCod
     return obj;
   }
 
+  function checkArray(array, allowedDataTypes, onInvalidValueMessage) {
+    if (jsUtil.getTypeOf(array) !== 'Array') {
+      throw new Error(onInvalidValueMessage);
+    }
+
+    for (var i = 0; i < array.length; ++i) {
+      if (allowedDataTypes.indexOf(jsUtil.getTypeOf(array[i])) === -1) {
+        throw new Error(onInvalidValueMessage);
+      }
+    }
+
+    return array;
+  }
+
   function checkHttpMethod(method) {
     return checkForValidStringValue(validHttpMethods, method, messages.INVALID_HTTP_METHOD);
   }
@@ -172,7 +187,7 @@ module.exports = function init(jsUtil, cookieHandler, messages, base64, errorCod
 
   function checkForInvalidHeaderValue(value) {
     if (jsUtil.getTypeOf(value) !== 'String') {
-      throw new Error(messages.INVALID_HEADERS_VALUE);
+      throw new Error(messages.INVALID_HEADER_VALUE);
     }
 
     return value;
@@ -195,11 +210,28 @@ module.exports = function init(jsUtil, cookieHandler, messages, base64, errorCod
   }
 
   function checkHeadersObject(headers) {
-    return checkKeyValuePairObject(headers, ['String'], messages.INVALID_HEADERS_VALUE);
+    return checkKeyValuePairObject(headers, ['String'], messages.TYPE_MISMATCH_HEADERS);
   }
 
   function checkParamsObject(params) {
-    return checkKeyValuePairObject(params, ['String', 'Array'], messages.INVALID_PARAMS_VALUE);
+    return checkKeyValuePairObject(params, ['String', 'Array'], messages.TYPE_MISMATCH_PARAMS);
+  }
+
+  function checkFileOptions(filePaths, names) {
+    var opts = {
+      filePaths: checkArray(filePaths, ['String'], messages.TYPE_MISMATCH_FILE_PATHS),
+      names: checkArray(names, ['String'], messages.TYPE_MISMATCH_NAMES)
+    };
+
+    if (!opts.filePaths.length) {
+      throw new Error(messages.EMPTY_FILE_PATHS);
+    }
+
+    if (!opts.names.length) {
+      throw new Error(messages.EMPTY_NAMES);
+    }
+
+    return opts;
   }
 
   function resolveCookieString(headers) {
@@ -324,7 +356,7 @@ module.exports = function init(jsUtil, cookieHandler, messages, base64, errorCod
     var allowedDataTypes = getAllowedDataTypes(dataSerializer);
 
     if (allowedDataTypes.indexOf(currentDataType) === -1) {
-      throw new Error(messages.DATA_TYPE_MISMATCH + ' ' + allowedDataTypes.join(', '));
+      throw new Error(messages.TYPE_MISMATCH_DATA + ' ' + allowedDataTypes.join(', '));
     }
 
     if (dataSerializer === 'utf8') {
@@ -355,9 +387,7 @@ module.exports = function init(jsUtil, cookieHandler, messages, base64, errorCod
       followRedirect: checkFollowRedirectValue(options.followRedirect || globals.followRedirect),
       headers: checkHeadersObject(options.headers || {}),
       params: checkParamsObject(options.params || {}),
-      data: jsUtil.getTypeOf(options.data) === 'Undefined' ? null : options.data,
-      filePath: options.filePath || '',
-      name: options.name || ''
+      data: jsUtil.getTypeOf(options.data) === 'Undefined' ? null : options.data
     };
   }
 };
diff --git a/www/messages.js b/www/messages.js
index 37f15c0..3dbfa8e 100644
--- a/www/messages.js
+++ b/www/messages.js
@@ -1,20 +1,25 @@
 module.exports = {
   ADDING_COOKIES_NOT_SUPPORTED: 'advanced-http: "setHeader" does not support adding cookies, please use "setCookie" function instead',
-  DATA_TYPE_MISMATCH: 'advanced-http: "data" argument supports only following data types:',
-  INVALID_CLIENT_AUTH_ALIAS: 'advanced-http: invalid client certificate alias, needs to be a string or undefined',
+  EMPTY_FILE_PATHS: 'advanced-http: "filePaths" option array must not be empty, <filePaths: string[]>',
+  EMPTY_NAMES: 'advanced-http: "names" option array must not be empty, <names: string[]>',
+  INVALID_CLIENT_AUTH_ALIAS: 'advanced-http: invalid client certificate alias, needs to be a string or undefined, <alias: string | undefined>',
   INVALID_CLIENT_AUTH_MODE: 'advanced-http: invalid client certificate authentication mode, supported modes are:',
-  INVALID_CLIENT_AUTH_OPTIONS: 'advanced-http: invalid client certificate authentication options, needs to be an object',
-  INVALID_CLIENT_AUTH_PKCS_PASSWORD: 'advanced-http: invalid PKCS12 container password, needs to be a string',
-  INVALID_CLIENT_AUTH_RAW_PKCS: 'advanced-http: invalid PKCS12 container, needs to be an array buffer',
+  INVALID_CLIENT_AUTH_OPTIONS: 'advanced-http: invalid client certificate authentication options, needs to be an dictionary style object',
+  INVALID_CLIENT_AUTH_PKCS_PASSWORD: 'advanced-http: invalid PKCS12 container password, needs to be a string, <pkcsPassword: string>',
+  INVALID_CLIENT_AUTH_RAW_PKCS: 'advanced-http: invalid PKCS12 container, needs to be an array buffer, <rawPkcs: ArrayBuffer>',
   INVALID_DATA_SERIALIZER: 'advanced-http: invalid serializer, supported serializers are:',
-  INVALID_FOLLOW_REDIRECT_VALUE: 'advanced-http: invalid follow redirect value, needs to be a boolean value',
-  INVALID_HEADERS_VALUE: 'advanced-http: header values must be strings',
+  INVALID_FOLLOW_REDIRECT_VALUE: 'advanced-http: invalid follow redirect value, needs to be a boolean value, <followRedirect: boolean>',
+  INVALID_HEADER_VALUE: 'advanced-http: invalid header value, needs to be a string, <header: string>',
   INVALID_HTTP_METHOD: 'advanced-http: invalid HTTP method, supported methods are:',
-  INVALID_PARAMS_VALUE: 'advanced-http: invalid params object, needs to be an object with strings',
   INVALID_RESPONSE_TYPE: 'advanced-http: invalid response type, supported types are:',
   INVALID_SSL_CERT_MODE: 'advanced-http: invalid SSL cert mode, supported modes are:',
-  INVALID_TIMEOUT_VALUE: 'advanced-http: invalid timeout value, needs to be a positive numeric value',
+  INVALID_TIMEOUT_VALUE: 'advanced-http: invalid timeout value, needs to be a positive numeric value, <timeout: number>',
   MANDATORY_FAIL: 'advanced-http: missing mandatory "onFail" callback function',
   MANDATORY_SUCCESS: 'advanced-http: missing mandatory "onSuccess" callback function',
   POST_PROCESSING_FAILED: 'advanced-http: an error occured during post processing response:',
+  TYPE_MISMATCH_DATA: 'advanced-http: "data" option supports only following data types:',
+  TYPE_MISMATCH_FILE_PATHS: 'advanced-http: "filePaths" option needs to be an string array, <filePaths: string[]>',
+  TYPE_MISMATCH_HEADERS: 'advanced-http: "headers" option needs to be an dictionary style object, <headers: {[key: string]: string}>',
+  TYPE_MISMATCH_NAMES: 'advanced-http: "names" option needs to be an string array, <names: string[]>',
+  TYPE_MISMATCH_PARAMS: 'advanced-http: "params" option needs to be an dictionary style object, <params: {[key: string]: string | string[]}>',
 };
diff --git a/www/public-interface.js b/www/public-interface.js
index 80117d1..8c45982 100644
--- a/www/public-interface.js
+++ b/www/public-interface.js
@@ -28,6 +28,7 @@ module.exports = function init(exec, cookieHandler, urlUtil, helpers, globalConf
     delete: del,
     head: head,
     uploadFile: uploadFile,
+    uploadFiles: uploadFiles,
     downloadFile: downloadFile,
     ErrorCode: errorCodes
   };
@@ -155,7 +156,8 @@ module.exports = function init(exec, cookieHandler, urlUtil, helpers, globalConf
         var data = helpers.getProcessedData(options.data, options.serializer);
         return exec(onSuccess, onFail, 'CordovaHttpPlugin', options.method, [url, data, options.serializer, headers, options.timeout, options.followRedirect, options.responseType]);
       case 'upload':
-        return exec(onSuccess, onFail, 'CordovaHttpPlugin', 'uploadFile', [url, headers, options.filePath, options.name, options.timeout, options.followRedirect, options.responseType]);
+        var fileOptions = helpers.checkFileOptions(options.filePaths || [options.filePath], options.names || [options.name]);
+        return exec(onSuccess, onFail, 'CordovaHttpPlugin', 'uploadFile', [url, headers, fileOptions.filePaths, fileOptions.names, options.timeout, options.followRedirect, options.responseType]);
       case 'download':
         var onDownloadSuccess = helpers.injectCookieHandler(url, helpers.injectFileEntryHandler(success));
         return exec(onDownloadSuccess, onFail, 'CordovaHttpPlugin', 'downloadFile', [url, headers, options.filePath, options.timeout, options.followRedirect]);
@@ -192,6 +194,10 @@ module.exports = function init(exec, cookieHandler, urlUtil, helpers, globalConf
     return publicInterface.sendRequest(url, { method: 'upload', params: params, headers: headers, filePath: filePath, name: name }, success, failure);
   }
 
+  function uploadFiles(url, params, headers, filePaths, names, success, failure) {
+    return publicInterface.sendRequest(url, { method: 'upload', params: params, headers: headers, filePaths: filePaths, names: names }, success, failure);
+  }
+
   function downloadFile(url, params, headers, filePath, success, failure) {
     return publicInterface.sendRequest(url, { method: 'download', params: params, headers: headers, filePath: filePath }, success, failure);
   }