diff --git a/src/bowser.js b/src/bowser.js
index 1a8c167..2f65fdf 100644
--- a/src/bowser.js
+++ b/src/bowser.js
@@ -5,6 +5,12 @@
  * MIT License | (c) Denis Demchenko 2015-2017
  */
 import Parser from './parser.js';
+import {
+  BROWSER_MAP,
+  ENGINE_MAP,
+  OS_MAP,
+  PLATFORMS_MAP,
+} from './constants.js';
 
 /**
  * Bowser class.
@@ -47,4 +53,9 @@ class Bowser {
   }
 }
 
+Bowser.BROWSER_MAP = BROWSER_MAP;
+Bowser.ENGINE_MAP = ENGINE_MAP;
+Bowser.OS_MAP = OS_MAP;
+Bowser.PLATFORMS_MAP = PLATFORMS_MAP;
+
 export default Bowser;
diff --git a/src/constants.js b/src/constants.js
index e6b2d41..4946d2d 100644
--- a/src/constants.js
+++ b/src/constants.js
@@ -36,3 +36,71 @@ export const BROWSER_ALIASES_MAP = {
   WeChat: 'wechat',
   'Yandex Browser': 'yandex',
 };
+
+export const BROWSER_MAP = {
+  amazon_silk: 'Amazon Silk',
+  android: 'Android Browser',
+  bada: 'Bada',
+  blackberry: 'BlackBerry',
+  chrome: 'Chrome',
+  chromium: 'Chromium',
+  epiphany: 'Epiphany',
+  firefox: 'Firefox',
+  focus: 'Focus',
+  generic: 'Generic',
+  googlebot: 'Googlebot',
+  ie: 'Internet Explorer',
+  k_meleon: 'K-Meleon',
+  maxthon: 'Maxthon',
+  edge: 'Microsoft Edge',
+  mz: 'MZ Browser',
+  naver: 'NAVER Whale Browser',
+  opera: 'Opera',
+  opera_coast: 'Opera Coast',
+  phantomjs: 'PhantomJS',
+  puffin: 'Puffin',
+  qupzilla: 'QupZilla',
+  safari: 'Safari',
+  sailfish: 'Sailfish',
+  samsung_internet: 'Samsung Internet for Android',
+  seamonkey: 'SeaMonkey',
+  sleipnir: 'Sleipnir',
+  swing: 'Swing',
+  tizen: 'Tizen',
+  uc: 'UC Browser',
+  vivaldi: 'Vivaldi',
+  webos: 'WebOS Browser',
+  wechat: 'WeChat',
+  yandex: 'Yandex Browser',
+};
+
+export const PLATFORMS_MAP = {
+  tablet: 'tablet',
+  mobile: 'mobile',
+  desktop: 'desktop',
+  tv: 'tv',
+};
+
+export const OS_MAP = {
+  WindowsPhone: 'Windows Phone',
+  Windows: 'Windows',
+  MacOS: 'macOS',
+  iOS: 'iOS',
+  Android: 'Android',
+  WebOS: 'WebOS',
+  BlackBerry: 'BlackBerry',
+  Bada: 'Bada',
+  Tizen: 'Tizen',
+  Linux: 'Linux',
+  ChromeOS: 'Chrome OS',
+  PlayStation4: 'PlayStation 4',
+};
+
+export const ENGINE_MAP = {
+  EdgeHTML: 'EdgeHTML',
+  Blink: 'Blink',
+  Trident: 'Trident',
+  Presto: 'Presto',
+  Gecko: 'Gecko',
+  WebKit: 'WebKit',
+};
diff --git a/src/parser-engines.js b/src/parser-engines.js
index eaf154e..d46d0e5 100644
--- a/src/parser-engines.js
+++ b/src/parser-engines.js
@@ -1,4 +1,5 @@
 import Utils from './utils.js';
+import { ENGINE_MAP } from './constants.js';
 
 /*
  * More specific goes first
@@ -15,7 +16,7 @@ export default [
       // return blink if it's blink-based one
       if (isBlinkBased) {
         return {
-          name: 'Blink',
+          name: ENGINE_MAP.Blink,
         };
       }
 
@@ -23,7 +24,7 @@ export default [
       const version = Utils.getFirstMatch(/edge\/(\d+(\.?_?\d+)+)/i, ua);
 
       return {
-        name: 'EdgeHTML',
+        name: ENGINE_MAP.EdgeHTML,
         version,
       };
     },
@@ -34,7 +35,7 @@ export default [
     test: [/trident/i],
     describe(ua) {
       const engine = {
-        name: 'Trident',
+        name: ENGINE_MAP.Trident,
       };
 
       const version = Utils.getFirstMatch(/trident\/(\d+(\.?_?\d+)+)/i, ua);
@@ -54,7 +55,7 @@ export default [
     },
     describe(ua) {
       const engine = {
-        name: 'Presto',
+        name: ENGINE_MAP.Presto,
       };
 
       const version = Utils.getFirstMatch(/presto\/(\d+(\.?_?\d+)+)/i, ua);
@@ -76,7 +77,7 @@ export default [
     },
     describe(ua) {
       const engine = {
-        name: 'Gecko',
+        name: ENGINE_MAP.Gecko,
       };
 
       const version = Utils.getFirstMatch(/gecko\/(\d+(\.?_?\d+)+)/i, ua);
@@ -94,7 +95,7 @@ export default [
     test: [/(apple)?webkit\/537\.36/i],
     describe() {
       return {
-        name: 'Blink',
+        name: ENGINE_MAP.Blink,
       };
     },
   },
@@ -104,7 +105,7 @@ export default [
     test: [/(apple)?webkit/i],
     describe(ua) {
       const engine = {
-        name: 'WebKit',
+        name: ENGINE_MAP.WebKit,
       };
 
       const version = Utils.getFirstMatch(/webkit\/(\d+(\.?_?\d+)+)/i, ua);
diff --git a/src/parser-os.js b/src/parser-os.js
index f3f51d2..a1a541b 100644
--- a/src/parser-os.js
+++ b/src/parser-os.js
@@ -1,4 +1,5 @@
 import Utils from './utils.js';
+import { OS_MAP } from './constants.js';
 
 export default [
   /* Windows Phone */
@@ -7,7 +8,7 @@ export default [
     describe(ua) {
       const version = Utils.getFirstMatch(/windows phone (?:os)?\s?(\d+(\.\d+)*)/i, ua);
       return {
-        name: 'Windows Phone',
+        name: OS_MAP.WindowsPhone,
         version,
       };
     },
@@ -21,7 +22,7 @@ export default [
       const versionName = Utils.getWindowsVersionName(version);
 
       return {
-        name: 'Windows',
+        name: OS_MAP.Windows,
         version,
         versionName,
       };
@@ -34,7 +35,7 @@ export default [
     describe(ua) {
       const version = Utils.getFirstMatch(/mac os x (\d+(\.?_?\d+)+)/i, ua).replace(/[_\s]/g, '.');
       return {
-        name: 'macOS',
+        name: OS_MAP.MacOS,
         version,
       };
     },
@@ -47,7 +48,7 @@ export default [
       const version = Utils.getFirstMatch(/os (\d+([_\s]\d+)*) like mac os x/i, ua).replace(/[_\s]/g, '.');
 
       return {
-        name: 'iOS',
+        name: OS_MAP.iOS,
         version,
       };
     },
@@ -64,7 +65,7 @@ export default [
       const version = Utils.getFirstMatch(/android[\s/-](\d+(\.\d+)*)/i, ua);
       const versionName = Utils.getAndroidVersionName(version);
       const os = {
-        name: 'Android',
+        name: OS_MAP.Android,
         version,
       };
       if (versionName) {
@@ -80,7 +81,7 @@ export default [
     describe(ua) {
       const version = Utils.getFirstMatch(/(?:web|hpw)[o0]s\/(\d+(\.\d+)*)/i, ua);
       const os = {
-        name: 'WebOS',
+        name: OS_MAP.WebOS,
       };
 
       if (version && version.length) {
@@ -99,7 +100,7 @@ export default [
         || Utils.getFirstMatch(/\bbb(\d+)/i, ua);
 
       return {
-        name: 'BlackBerry',
+        name: OS_MAP.BlackBerry,
         version,
       };
     },
@@ -112,7 +113,7 @@ export default [
       const version = Utils.getFirstMatch(/bada\/(\d+(\.\d+)*)/i, ua);
 
       return {
-        name: 'Bada',
+        name: OS_MAP.Bada,
         version,
       };
     },
@@ -125,7 +126,7 @@ export default [
       const version = Utils.getFirstMatch(/tizen[/\s](\d+(\.\d+)*)/i, ua);
 
       return {
-        name: 'Tizen',
+        name: OS_MAP.Tizen,
         version,
       };
     },
@@ -136,7 +137,7 @@ export default [
     test: [/linux/i],
     describe() {
       return {
-        name: 'Linux',
+        name: OS_MAP.Linux,
       };
     },
   },
@@ -146,7 +147,7 @@ export default [
     test: [/CrOS/],
     describe() {
       return {
-        name: 'Chrome OS',
+        name: OS_MAP.ChromeOS,
       };
     },
   },
@@ -157,7 +158,7 @@ export default [
     describe(ua) {
       const version = Utils.getFirstMatch(/PlayStation 4[/\s](\d+(\.\d+)*)/i, ua);
       return {
-        name: 'PlayStation 4',
+        name: OS_MAP.PlayStation4,
         version,
       };
     },
diff --git a/src/parser-platforms.js b/src/parser-platforms.js
index 6a3d1ea..50d0840 100644
--- a/src/parser-platforms.js
+++ b/src/parser-platforms.js
@@ -1,11 +1,5 @@
 import Utils from './utils.js';
-
-const TYPES_LABELS = {
-  tablet: 'tablet',
-  mobile: 'mobile',
-  desktop: 'desktop',
-  tv: 'tv',
-};
+import { PLATFORMS_MAP } from './constants.js';
 
 /*
  * Tablets go first since usually they have more specific
@@ -30,7 +24,7 @@ export default [
     describe(ua) {
       const model = Utils.getFirstMatch(/(can-l01)/i, ua) && 'Nova';
       const platform = {
-        type: TYPES_LABELS.mobile,
+        type: PLATFORMS_MAP.mobile,
         vendor: 'Huawei',
       };
       if (model) {
@@ -45,7 +39,7 @@ export default [
     test: [/nexus\s*(?:7|8|9|10).*/i],
     describe() {
       return {
-        type: TYPES_LABELS.tablet,
+        type: PLATFORMS_MAP.tablet,
         vendor: 'Nexus',
       };
     },
@@ -56,7 +50,7 @@ export default [
     test: [/ipad/i],
     describe() {
       return {
-        type: TYPES_LABELS.tablet,
+        type: PLATFORMS_MAP.tablet,
         vendor: 'Apple',
         model: 'iPad',
       };
@@ -68,7 +62,7 @@ export default [
     test: [/kftt build/i],
     describe() {
       return {
-        type: TYPES_LABELS.tablet,
+        type: PLATFORMS_MAP.tablet,
         vendor: 'Amazon',
         model: 'Kindle Fire HD 7',
       };
@@ -80,7 +74,7 @@ export default [
     test: [/silk/i],
     describe() {
       return {
-        type: TYPES_LABELS.tablet,
+        type: PLATFORMS_MAP.tablet,
         vendor: 'Amazon',
       };
     },
@@ -91,7 +85,7 @@ export default [
     test: [/tablet/i],
     describe() {
       return {
-        type: TYPES_LABELS.tablet,
+        type: PLATFORMS_MAP.tablet,
       };
     },
   },
@@ -106,7 +100,7 @@ export default [
     describe(ua) {
       const model = Utils.getFirstMatch(/(ipod|iphone)/i, ua);
       return {
-        type: TYPES_LABELS.mobile,
+        type: PLATFORMS_MAP.mobile,
         vendor: 'Apple',
         model,
       };
@@ -118,7 +112,7 @@ export default [
     test: [/nexus\s*[0-6].*/i, /galaxy nexus/i],
     describe() {
       return {
-        type: TYPES_LABELS.mobile,
+        type: PLATFORMS_MAP.mobile,
         vendor: 'Nexus',
       };
     },
@@ -129,7 +123,7 @@ export default [
     test: [/[^-]mobi/i],
     describe() {
       return {
-        type: TYPES_LABELS.mobile,
+        type: PLATFORMS_MAP.mobile,
       };
     },
   },
@@ -141,7 +135,7 @@ export default [
     },
     describe() {
       return {
-        type: TYPES_LABELS.mobile,
+        type: PLATFORMS_MAP.mobile,
         vendor: 'BlackBerry',
       };
     },
@@ -154,7 +148,7 @@ export default [
     },
     describe() {
       return {
-        type: TYPES_LABELS.mobile,
+        type: PLATFORMS_MAP.mobile,
       };
     },
   },
@@ -166,7 +160,7 @@ export default [
     },
     describe() {
       return {
-        type: TYPES_LABELS.mobile,
+        type: PLATFORMS_MAP.mobile,
         vendor: 'Microsoft',
       };
     },
@@ -180,7 +174,7 @@ export default [
     },
     describe() {
       return {
-        type: TYPES_LABELS.tablet,
+        type: PLATFORMS_MAP.tablet,
       };
     },
   },
@@ -192,7 +186,7 @@ export default [
     },
     describe() {
       return {
-        type: TYPES_LABELS.mobile,
+        type: PLATFORMS_MAP.mobile,
       };
     },
   },
@@ -204,7 +198,7 @@ export default [
     },
     describe() {
       return {
-        type: TYPES_LABELS.desktop,
+        type: PLATFORMS_MAP.desktop,
         vendor: 'Apple',
       };
     },
@@ -217,7 +211,7 @@ export default [
     },
     describe() {
       return {
-        type: TYPES_LABELS.desktop,
+        type: PLATFORMS_MAP.desktop,
       };
     },
   },
@@ -229,7 +223,7 @@ export default [
     },
     describe() {
       return {
-        type: TYPES_LABELS.desktop,
+        type: PLATFORMS_MAP.desktop,
       };
     },
   },
@@ -241,7 +235,7 @@ export default [
     },
     describe() {
       return {
-        type: TYPES_LABELS.tv,
+        type: PLATFORMS_MAP.tv,
       };
     },
   },
diff --git a/src/parser.js b/src/parser.js
index 967949b..1b3681f 100644
--- a/src/parser.js
+++ b/src/parser.js
@@ -409,15 +409,14 @@ class Parser {
    * @returns {boolean}
    */
   isBrowser(browserName, includingAlias = false) {
-    const defaultBrowserName = this.getBrowserName();
-    const possibleNames = [defaultBrowserName.toLowerCase()];
-    const alias = Utils.getBrowserAlias(defaultBrowserName);
+    const defaultBrowserName = this.getBrowserName().toLowerCase();
+    let browserNameLower = browserName.toLowerCase();
+    const alias = Utils.getBrowserTypeByAlias(browserNameLower);
 
-    if (includingAlias && typeof alias !== 'undefined') {
-      possibleNames.push(alias.toLowerCase());
+    if (includingAlias && alias) {
+      browserNameLower = alias.toLowerCase();
     }
-
-    return possibleNames.indexOf(browserName.toLowerCase()) !== -1;
+    return browserNameLower === defaultBrowserName;
   }
 
   compareVersion(version) {
diff --git a/src/utils.js b/src/utils.js
index 942c3db..171dfae 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -1,4 +1,4 @@
-import { BROWSER_ALIASES_MAP } from './constants.js';
+import { BROWSER_MAP, BROWSER_ALIASES_MAP } from './constants.js';
 
 export default class Utils {
   /**
@@ -202,4 +202,17 @@ export default class Utils {
   static getBrowserAlias(browserName) {
     return BROWSER_ALIASES_MAP[browserName];
   }
+
+  /**
+   * Get short version/alias for a browser name
+   *
+   * @example
+   *   getBrowserAlias('edge') // Microsoft Edge
+   *
+   * @param  {string} browserName
+   * @return {string}
+   */
+  static getBrowserTypeByAlias(browserAlia) {
+    return BROWSER_MAP[browserAlia] || '';
+  }
 }
diff --git a/test/unit/parser.js b/test/unit/parser.js
index fbe9ae4..caf5900 100644
--- a/test/unit/parser.js
+++ b/test/unit/parser.js
@@ -1,6 +1,7 @@
 import test from 'ava';
 import sinon from 'sinon';
 import Parser from '../../src/parser';
+import Bowser from '../../src/bowser';
 
 const UA = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36 OPR/43.0.2442.1165';
 const parser = new Parser(UA, true);
@@ -164,6 +165,12 @@ test('Parser.is should pass', (t) => {
   t.is(parser.is('macos'), true);
 });
 
+test('Parser.is using constants should pass', (t) => {
+  t.is(parser.is(Bowser.BROWSER_MAP.opera), true);
+  t.is(parser.is(Bowser.PLATFORMS_MAP.desktop), true);
+  t.is(parser.is(Bowser.OS_MAP.MacOS), true);
+});
+
 test('Parser.some should pass', (t) => {
   t.is(parser.some(['opera', 'chrome', 'firefox']), true);
   t.is(parser.some(['macos', 'windows']), true);