Yahoo! Inc.

Founded in 2009, this developer has established a strong presence in the mobile app market with 8 published applications. Since launching their first app "Yahoo News" from 31 March 2009 in the News category, they've expanded into Productivity, News, Reference, Finance, Sports, Weather sectors, demonstrating versatility in app development.

Their portfolio has garnered over 5.6M reviews across all apps, maintaining an impressive average rating of 4.6 / 5 stars.

Notable releases include:

🥇"Yahoo Mail" - Their most reviewed app with 4M reviews and a 4.7-star rating, released in 11 December 2012 in the App Store.
🥈"Yahoo Fantasy Football, Sports" (Sports) - 690K reviews with 4.8 stars, released in 08 September 2009 in the App Store.
🥉"Yahoo Finance: Stocks & News" (Finance) - 579K reviews with 4.7 stars, their debut app from 08 September 2009 in the App Store.