Discover the most popular reference apps on the iPhone App Store. Rankings are updated daily and include free apps, paid apps, and top-grossing apps in the reference category.
Last updated: 2/22/2026
Hallow, Inc.
Life.Church
Google
Book Vitals Inc.
Next Vision Limited
Motivation Apps Free
Collectr
Air Apps Systems
Pakistan Data Management Services
Rick Meyers
William Walker
Workman Consulting LLC
Nynix
The Bear Essentials Co. LTD
Jeffrey Kuiken
mydigitalearth.com
Greek Orthodox Archdiocese of America
Simulation Curriculum Corp.
Bible App Labs LLC
Ancestry.com
Vortemol Limited
Ascension Publishing Group, LLC
DUOMO APP LIMITED
