Launch Google Map in Android / IOS Mobile

<!--This only works in android mobile phone-->
<a href="geo:0,0?q=myaddress+encode)__" target="_blank">
 Open Map,I am here.
</a>

<!--This works under iphone-->

<a href="http://maps.apple.com/?q=myaddress+encode" target="_blank">Open Map, I am here.

</a>

Here are the pages list:

How to launch Google Maps on iPhone via web link?

Getting Safari to auto open Google Maps App

How to lauch Google Maps App by Web Url under the android

Web Apps | Android Developer