HarperCollins Christian Publishing, Inc.

Founded in 2011, this developer has established a strong presence in the mobile app market with 4 published applications. Since launching their first app "Jesus Calling Devotional" from 11 July 2011 in the Books category, they've expanded into Reference, Books, Education sectors, demonstrating versatility in app development.

Their portfolio has garnered over 57K reviews across all apps, maintaining an impressive average rating of 4.0 / 5 stars.

Notable releases include:

🥇"Jesus Calling Devotional" - Their most reviewed app with 47K reviews and a 4.9-star rating, released in 11 July 2011 in the App Store.
🥈"Bible Gateway" (Reference) - 9.3K reviews with 3.8 stars, released in 08 March 2012 in the App Store.
🥉"Study Gateway" (Education) - 435 reviews with 4.2 stars, their debut app from 11 December 2014 in the App Store.