Apple ITunes App Meta
626,882 websites

Apple ITunes App Meta is free to use

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

Apple Itunes App meta tag

VS

Firebase
186,579 websites

Firebase offers both free and paid options

https://firebase.google.com

Firebase is Google's mobile platform that helps you quickly develop high-quality apps and grow your business.

Market Share by Top Websites

1 Apple ITunes App Meta is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Firebase is clearly lagging behind, losing to Apple ITunes App Meta in all segments.

Websites Categories

1 Apple ITunes App Meta has better usage coverage in more websites categories. Including Arts & Entertainment, Games, Adult, Lifestyle and 18 other categories.

2 Firebase is leading in Travel & Tourism and E-commerce & Shopping.

Geography

1 Apple ITunes App Meta is leading in most countries, including United States, Russia, United Kingdom, Germany and 154 other countries.

2 Firebase is leading in Taiwan, Macao, Syrian Arab Republic, Benin and one other country.