What is the best alternative to The U.S. Presidents on iPhone?

DailyArt, S tier, #1 in history learning.

Is there a free alternative to The U.S. Presidents?

Yes: DailyArt (S tier, #1) is free to download, with in-app purchases.

Yes. 6 apps rank above it in history learning: DailyArt (#1), Paladin: Learn History (#2), World History Trivia Quiz (#3) and more.

The U.S. Presidents is D tier, #7 of 8 in history learning. Here is everything that competes with it on iPhone, in tier order.

1
DailyArtShigher tier
Free + IAP · ★ 4.8 · 37,603 ratings · score 94
Free app showing one art masterpiece a day with a short story, plus a searchable collection and artist biographies.
2
Paladin: Learn HistoryShigher tier
Free + IAP · ★ 4.6 · 23,689 ratings · score 94
Education app with short history lessons on figures like Cleopatra and Abraham Lincoln, followed by quizzes.
3
World History Trivia QuizAhigher tier
Free + IAP · ★ 4.6 · 1,947 ratings · score 86
A history trivia quiz game with 150 general history questions, hints, hearts as lives, and a certificate on completion.
4
Art History & Painting - ArtlyAhigher tier
Free + IAP · ★ 4.7 · 2,444 ratings · score 86
A free quiz app where you guess the artist of famous paintings and learn Western art history from the Renaissance to.
5
History •Ahigher tier
Free · ★ 4.7 · 2,752 ratings · score 82
Shows chronological events that happened on this day in history, drawn from selectable sources and languages.
6
Constitution of United States.Chigher tier
Free + IAP · ★ 4.8 · 6,502 ratings · score 68
Reference app with the full U.S. Constitution, executive orders, civil procedure rules, and civil rights documents.
8
World History Quiz Test TriviaF
Free + IAP · ★ 4.5 · 2,923 ratings · score 50
A world history trivia quiz with 120 questions covering topics such as World War I, World War II and US history.

What is the best alternative to The U.S. Presidents on iPhone?: DailyArt, S tier, #1 in history learning.
Is there a free alternative to The U.S. Presidents?: Yes: DailyArt (S tier, #1) is free to download, with in-app purchases.
Does anything rank above The U.S. Presidents?: Yes. 6 apps rank above it in history learning: DailyArt (#1), Paladin: Learn History (#2), World History Trivia Quiz (#3) and more.