Apple Mobile Tags
10,390,163 websites

Apple Mobile Tags is free to use

https://developer.apple.com/library/ios/documentation/AppleApplications/Reference/SafariWebContent/ConfiguringWebApplications/ConfiguringWebApplications.html

iOS Safari instructions for mobile web apps

VS

Google Play App Meta
60,624 websites

Google Play App Meta is free to use

http://developer.android.com/guide/topics/manifest/meta-data-element.html

Google Play App meta tag

Market Share by Top Websites

1 Apple Mobile Tags is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Google Play App Meta is clearly lagging behind, losing to Apple Mobile Tags in all segments.

Websites Categories

1 Apple Mobile Tags has better usage coverage in more websites categories. Including Computers Electronics & Technology, Arts & Entertainment, Science & Education, Games and 20 other categories.

2 Google Play App Meta hasn't got a lead over Apple Mobile Tags in any websites category.

Geography

1 Apple Mobile Tags is leading in most countries, including United States, Japan, Germany, United Kingdom and 162 other countries.

2 Google Play App Meta hasn't got a lead over Apple Mobile Tags in any country.