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An introduction to deep linking and App Indexing codelab
We have tons of apps on our smartphones, but how many do we actually use?
US users have an average of 33 apps, but only engage with roughly ⅓ of them
Remember 1998?
Number of Web Hostnames 1991-2014
Number of Web Hostnames 1991-2014
Number of Web Hostnames 1991-2014
How can we, together, help users make the best of their day in this new mobile world?
Protocol Package ID• http
• custom
Scheme Host Path
Unique single string address
Anatomy of a deep link
android-app://com.example/http/example.com/gizmos
Re-engage existing usersAcquire new users
Google helps drive app installs through Search results.
Drive usage and engagement through App Indexing.
App Indexing
Using app indexing to re-engage users: The Etsy app on Android was able to increase daily app traffic from referrals by 11.6%.
https://developers.google.com/app-indexing/case-studies
Re-engage users in search completions with the App Indexing API
Get your app in the Index.
Re-engage existing usersAcquire new users
How to index your app (codelab)
Add support for deep links in your Android app
App calls to the App Indexing API
Update sitemap or web pages with deep link info
Verify your app against your site on your Google Play Developer Console
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To run the codelab visit:
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1. http://search-codelabs.appspot.com/codelabs/android-deep-linking2. http://search-codelabs.appspot.com/codelabs/app-indexing3. http://search-codelabs.appspot.com/codelabs/web-deep-linking
Appendix
Implementing App Indexing
Step 1:Add deep link support to app
Step 3:Publish app deep links
Indexing
App Indexing
Step 2:Verify
website
Step 3:Publish app deep links
Indexing
App Indexing
Step 2:Verify
website
Step 1:Add deep link support to app
HTTP or Custom scheme
<activity android:name="com.example.android.GizmosActivity" android:label="@string/title_gizmos" > <intent-filter android:label="@string/filter_title_viewgizmos"> <action android:name="android.intent.action.VIEW" /> <category android:name="android.intent.category.DEFAULT" /> <category android:name="android.intent.category.BROWSABLE" /> <!-- Accepts URIs that begin with "http://example.com/gizmos” --> <data android:scheme="http" android:host="example.com" android:pathPrefix="/gizmos" /> </intent-filter></activity>
manifest.xml
App Indexing
<activity android:name="com.example.android.GizmosActivity" android:label="@string/title_gizmos" > <intent-filter android:label="@string/filter_title_viewgizmos"> <action android:name="android.intent.action.VIEW" /> <category android:name="android.intent.category.DEFAULT" /> <category android:name="android.intent.category.BROWSABLE" /> <!-- Accepts URIs that begin with "http://example.com/gizmos” --> <data android:scheme="http" android:host="example.com" android:pathPrefix="/gizmos" /> </intent-filter></activity>
manifest.xml
App Indexing
<activity android:name="com.example.android.GizmosActivity" android:label="@string/title_gizmos" > <intent-filter android:label="@string/filter_title_viewgizmos"> <action android:name="android.intent.action.VIEW" /> <category android:name="android.intent.category.DEFAULT" /> <category android:name="android.intent.category.BROWSABLE" /> <!-- Accepts URIs that begin with "example://gizmos” --> <data android:scheme="example" android:host="gizmos" /> </intent-filter></activity>
manifest.xml
App Indexing
<activity android:name="com.example.android.GizmosActivity" android:label="@string/title_gizmos" > <intent-filter android:label="@string/filter_title_viewgizmos"> <action android:name="android.intent.action.VIEW" /> <category android:name="android.intent.category.DEFAULT" /> <category android:name="android.intent.category.BROWSABLE" /> <!-- Accepts URIs that begin with "example://gizmos” --> <data android:scheme="example" android:host="gizmos" /> </intent-filter></activity>
manifest.xml
App Indexing
@Override public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);setContentView(R.layout.main);
Intent intent=getIntent();String action=intent.getAction();Uri data=intent.getData();…Intent intentNext=new Intent(this, nextGizmosActivity.class);startActivity(intentNext);
}
GizmosActivity.java
App Indexing
Step 1:Add deep link support to app
Step 3:Publish app deep links
Indexing
App Indexing
Step 2:Verify
website
Step 1:Add deep link support to app
Step 3:Publish app deep links
Indexing
App Indexing
Shortcut!
Step 2:Verify
website
Step 1:Add deep link support to app
Indexing
App Indexing
Step 2:Verify
website
Step 3:Publish app deep links
Website markupSitemap
<html>
<head> ...
...
</head>
Example.com
App Indexing
<link rel=“alternate” href=“android-app://com.example/http/example.com/gizmos” />
App Indexing
<link rel=“alternate” href=“android-app://com.example/http/example.com/gizmos” />
App Indexing
<link rel=“alternate” href=“android-app://com.example/http/example.com/gizmos” />
Means there’s another version of this document somewhere
Unique single string address
App Indexing
Means there’s another version of this document somewhere
<link rel=“alternate” href=“android-app://com.example/http/example.com/gizmos” />
<link rel=“alternate” href=“android-app://com.example/http/example.com/gizmos” />
Unique single string address
App Indexing
Protocol
Unique single string address
App Indexing
<link rel=“alternate” href=“android-app://com.example/http/example.com/gizmos” />
Protocol Package ID
Unique single string address
App Indexing
<link rel=“alternate” href=“android-app://com.example/http/example.com/gizmos” />
Protocol Package ID• http
• custom
Scheme
Protocol Package ID• http
• custom
Scheme Host Path
Unique single string address
App Indexing
<link rel=“alternate” href=“android-app://com.example/http/example.com/gizmos” />
<?xml version="1.0" encoding="UTF-8" ?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
xmlns:xhtml="http://www.w3.org/1999/xhtml">
<url> <loc>http://example.com/gizmos</loc>
<xhtml:link rel="alternate" href="android-app://com.example/http/example.com/gizmos" /></url>
...</urlset>
sitemap.xml
App Indexing
Step 1:Add deep link support to app
Step 3:Publish app deep links
Indexing
App Indexing
Step 2:Verify
website
Step 1:Add deep link support to app
Step 3:Publish app deep links
Indexing
App Indexing
Step 2:Verify
website
Check for errors & status
Step 1:Add deep link support to app
Step 3:Publish app deep links
Indexing
App Indexing
Step 2:Verify
website
Check for errors & status
Troubleshooting App Indexing
Read the blog post: http://googledevelopers.blogspot.com/2014/12/four-steps-to-supercharge-deep-linking.html
Check out the FAQ: https://developers.google.com/app-indexing/faq
If all else fails, try https://productforums.google.com/forum/#!forum/webmasters or http://stackoverflow.com/questions/tagged/android-app-indexing
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