diff --git a/ionic/platform/platform.ts b/ionic/platform/platform.ts
index e9fc1820d3..619b51698d 100644
--- a/ionic/platform/platform.ts
+++ b/ionic/platform/platform.ts
@@ -460,14 +460,6 @@ export class Platform {
     return valueSplit.indexOf(queryTestValue) > -1;
   }
 
-  /**
-   * @private
-   */
-  testUserAgent(userAgentExpression): boolean {
-    let rgx = new RegExp(userAgentExpression, 'i');
-    return rgx.test(this._ua || '');
-  }
-
   /**
    * @private
    */
@@ -494,17 +486,28 @@ export class Platform {
   /**
    * @private
    */
-  isPlatform(queryTestValue: string, userAgentExpression: string): boolean {
-    if (!userAgentExpression) {
-      userAgentExpression = queryTestValue;
-    }
-
+  isPlatformMatch(queryStringName: string, userAgentAtLeastHas?: string[], userAgentMustNotHave: string[] = []): boolean {
     let queryValue = this.query('ionicplatform');
     if (queryValue) {
-      return this.testQuery(queryValue, queryTestValue);
+      return this.testQuery(queryValue, queryStringName);
     }
 
-    return this.testUserAgent(userAgentExpression);
+    userAgentAtLeastHas = userAgentAtLeastHas || [queryStringName];
+
+    let userAgent = this._ua.toLowerCase();
+
+    for (var i = 0; i < userAgentAtLeastHas.length; i++) {
+      if (userAgent.indexOf(userAgentAtLeastHas[i]) > -1) {
+        for (var j = 0; j < userAgentMustNotHave.length; j++) {
+          if (userAgent.indexOf(userAgentMustNotHave[j]) > -1) {
+            return false;
+          }
+        }
+        return true;
+      }
+    }
+
+    return false;
   }
 
   /**
diff --git a/ionic/platform/registry.ts b/ionic/platform/registry.ts
index 7681469ab4..fdda9e9231 100644
--- a/ionic/platform/registry.ts
+++ b/ionic/platform/registry.ts
@@ -77,7 +77,7 @@ Platform.register({
     scrollAssist: true,
   },
   isMatch(p: Platform): boolean {
-    return p.isPlatform('android', 'android|silk');
+    return p.isPlatformMatch('android', ['android', 'silk'], ['windows phone']);
   },
   versionParser(p: Platform): any {
     return p.matchUserAgentVersion(/Android (\d+).(\d+)?/);
@@ -105,7 +105,7 @@ Platform.register({
     tapPolyfill: isIOSDevice,
   },
   isMatch(p: Platform): boolean {
-    return p.isPlatform('ios', 'iphone|ipad|ipod');
+    return p.isPlatformMatch('ios', ['iphone', 'ipad', 'ipod']);
   },
   versionParser(p: Platform): any {
     return p.matchUserAgentVersion(/OS (\d+)_(\d+)?/);
@@ -120,7 +120,7 @@ Platform.register({
     keyboardHeight: 500,
   },
   isMatch(p: Platform): boolean {
-    return p.isPlatform('ios', 'ipad');
+    return p.isPlatformMatch('ipad');
   }
 });
 
@@ -131,7 +131,7 @@ Platform.register({
     'phablet'
   ],
   isMatch(p: Platform): boolean {
-    return p.isPlatform('ios', 'iphone');
+    return p.isPlatformMatch('iphone');
   }
 });
 
@@ -150,7 +150,7 @@ Platform.register({
     hoverCSS: false
   },
   isMatch(p: Platform): boolean {
-    return p.isPlatform('windows', 'windows');
+    return p.isPlatformMatch('windows', ['windows phone']);
   },
   versionParser(p: Platform): any {
     return p.matchUserAgentVersion(/Windows Phone (\d+).(\d+)?/);
diff --git a/ionic/platform/test/platform.spec.ts b/ionic/platform/test/platform.spec.ts
index 03807648e4..bfff65d1b3 100644
--- a/ionic/platform/test/platform.spec.ts
+++ b/ionic/platform/test/platform.spec.ts
@@ -41,14 +41,26 @@ export function run() {
     platform.load('ios');
 
     expect(platform.is('android')).toEqual(false);
+    expect(platform.is('windows')).toEqual(false);
     expect(platform.is('ios')).toEqual(true);
   });
 
+  it('should set windows via platformOverride, despite android querystring', () => {
+    let platform = new Platform();
+    platform.setUrl('/?ionicplatform=android');
+    platform.load('windows');
+
+    expect(platform.is('android')).toEqual(false);
+    expect(platform.is('windows')).toEqual(true);
+    expect(platform.is('ios')).toEqual(false);
+  });
+
   it('should set ios via platformOverride', () => {
     let platform = new Platform();
     platform.load('ios');
 
     expect(platform.is('android')).toEqual(false);
+    expect(platform.is('windows')).toEqual(false);
     expect(platform.is('ios')).toEqual(true);
   });
 
@@ -57,6 +69,18 @@ export function run() {
     platform.load('android');
 
     expect(platform.is('android')).toEqual(true);
+    expect(platform.is('windows')).toEqual(false);
+    expect(platform.is('ios')).toEqual(false);
+  });
+
+  it('should set windows via querystring', () => {
+    let platform = new Platform();
+    platform.setUrl('/?ionicplatform=windows');
+    platform.load();
+
+    expect(platform.is('mobile')).toEqual(true);
+    expect(platform.is('android')).toEqual(false);
+    expect(platform.is('windows')).toEqual(true);
     expect(platform.is('ios')).toEqual(false);
   });
 
@@ -67,9 +91,21 @@ export function run() {
 
     expect(platform.is('mobile')).toEqual(true);
     expect(platform.is('android')).toEqual(false);
+    expect(platform.is('windows')).toEqual(false);
     expect(platform.is('ios')).toEqual(true);
   });
 
+  it('should set windows via querystring, even with android user agent', () => {
+    let platform = new Platform();
+    platform.setUrl('/?ionicplatform=windows');
+    platform.setUserAgent(ANDROID_UA);
+    platform.load();
+
+    expect(platform.is('android')).toEqual(false);
+    expect(platform.is('windows')).toEqual(true);
+    expect(platform.is('ios')).toEqual(false);
+  });
+
   it('should set ios via querystring, even with android user agent', () => {
     let platform = new Platform();
     platform.setUrl('/?ionicplatform=ios');
@@ -77,6 +113,7 @@ export function run() {
     platform.load();
 
     expect(platform.is('android')).toEqual(false);
+    expect(platform.is('windows')).toEqual(false);
     expect(platform.is('ios')).toEqual(true);
   });
 
@@ -86,6 +123,7 @@ export function run() {
     platform.load();
 
     expect(platform.is('android')).toEqual(true);
+    expect(platform.is('windows')).toEqual(false);
     expect(platform.is('ios')).toEqual(false);
   });
 
@@ -96,6 +134,40 @@ export function run() {
     platform.load();
 
     expect(platform.is('android')).toEqual(true);
+    expect(platform.is('windows')).toEqual(false);
+    expect(platform.is('ios')).toEqual(false);
+  });
+
+  it('should set windows via user agent', () => {
+    let platform = new Platform();
+    platform.setUserAgent(WINDOWS_UA);
+    platform.load();
+
+    expect(platform.is('mobile')).toEqual(true);
+    expect(platform.is('windows')).toEqual(true);
+    expect(platform.is('android')).toEqual(false);
+    expect(platform.is('ios')).toEqual(false);
+  });
+
+  it('should set windows8 via user agent', () => {
+    let platform = new Platform();
+    platform.setUserAgent(WINDOWS8_UA);
+    platform.load();
+
+    expect(platform.is('mobile')).toEqual(true);
+    expect(platform.is('windows')).toEqual(true);
+    expect(platform.is('android')).toEqual(false);
+    expect(platform.is('ios')).toEqual(false);
+  });
+
+  it('should set windows7 via user agent', () => {
+    let platform = new Platform();
+    platform.setUserAgent(WINDOWS7_UA);
+    platform.load();
+
+    expect(platform.is('mobile')).toEqual(true);
+    expect(platform.is('windows')).toEqual(true);
+    expect(platform.is('android')).toEqual(false);
     expect(platform.is('ios')).toEqual(false);
   });
 
@@ -105,6 +177,7 @@ export function run() {
     platform.load();
 
     expect(platform.is('mobile')).toEqual(true);
+    expect(platform.is('windows')).toEqual(false);
     expect(platform.is('android')).toEqual(true);
     expect(platform.is('ios')).toEqual(false);
   });
@@ -115,6 +188,7 @@ export function run() {
     platform.load();
 
     expect(platform.is('mobile')).toEqual(true);
+    expect(platform.is('windows')).toEqual(false);
     expect(platform.is('android')).toEqual(false);
     expect(platform.is('ios')).toEqual(true);
     expect(platform.is('iphone')).toEqual(true);
@@ -127,6 +201,7 @@ export function run() {
     platform.load();
 
     expect(platform.is('mobile')).toEqual(true);
+    expect(platform.is('windows')).toEqual(false);
     expect(platform.is('android')).toEqual(false);
     expect(platform.is('ios')).toEqual(true);
     expect(platform.is('ipad')).toEqual(true);
@@ -135,6 +210,9 @@ export function run() {
 
 }
 
+const WINDOWS_UA = 'Mozilla/5.0 (Mobile; Windows Phone 8.1; Android 4.0; ARM; Trident/7.0; Touch; rv:11.0; IEMobile/11.0; NOKIA; Lumia 930) like iPhone OS 7_0_3 Mac OS X AppleWebKit/537 (KHTML, like Gecko) Mobile Safari/537';
+const WINDOWS8_UA = 'Mozilla/5.0 (compatible; MSIE 10.0; Windows Phone 8.0; Trident/6.0; IEMobile/10.0; ARM; Touch; NOKIA; Lumia 920)';
+const WINDOWS7_UA = 'Mozilla/4.0 (compatible; MSIE 7.0; Windows Phone OS 7.0; Trident/3.1; IEMobile/7.0; LG; GW910)';
 const ANDROID_UA = 'Mozilla/5.0 (Linux; Android 5.1.1; Nexus 6 Build/LYZ28E) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.20 Mobile Safari/537.36';
 const IPHONE_UA = 'Mozilla/5.0 (iPhone; CPU iPhone OS 8_0 like Mac OS X) AppleWebKit/600.1.3 (KHTML, like Gecko) Version/8.0 Mobile/12A4345d Safari/600.1.4';
 const IPAD_UA = 'Mozilla/5.0 (iPad; CPU OS 7_0 like Mac OS X) AppleWebKit/537.51.1 (KHTML, like Gecko) Version/7.0 Mobile/11A465 Safari/9537.53';