About this app
This app provides an offline version of Encyclopedia of United States History. The Encyclopedia chronicles all the essential facts of United States history, from government and politics to science, thought and culture. Basic features include: ■ Encyclopedia - Over 17581 entries ■ Featured entries - Learn 5 entries daily with Featured entries ■ Custom List - Create a custom list - Add related entries into a same list ■ Other features: - Search for an entry using your voice - Search feature - Bookmark an entry - Easy navigation ■ If you want to suggest a new feature or report a bug, please send feedback to us. Thank you!
Latest release
What’s New
We have improved the app's user interface and performance in this version.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 20, 2026 · 10:49 PM $0.99
Screenshots
