ABBYY Business Card Reader for the Android is an easy way to add a new contact to your smartphone’s address book: simply take a picture of a business card and save the...
Check that you have enabled Settings -> Security -> Unknown Sources in Android 4.x or Settings -> Applications -> Unknown Sources in Android lower than 4.x
Download APK file to SD card and run in your mobile browser "content://com.android.htmlfileprovider/sdcard/filename.apk" or "file:///sdcard/filename.apk"
