Apps Like Challenger App for iPhone and iPad
Challenger App screenshots
Ranked alternatives
Showing 581–600 of 1,000 ranked alternatives.



Exam Guide : GK Quiz
Vimal Jain
Test knowledge across many subjects.
The app offers category and subcategory wise questions for testing knowledge. Users can download new questions, read articles, and take mock tests with configurable settings.


Anatomy MCQs
Andrew WHITAKER
Anatomy questions for medical students.
The app offers over 1800 Anatomy Multiple True False Questions divided into 8 categories. Each question presents 5 answers, and users can achieve a score of up to 5 points per question.








Know Your USA
EdWare Learning
Learn United States geography and test knowledge.
The app allows users to learn about United States geography, including states, capitals, cities, mountains, rivers, and lakes. Users can explore an atlas and take quizzes to test their knowledge.


Yanktonai Vocab Builder
The Language Conservancy, Inc
Quiz words, learn categories, practice vocabulary
Learn Dakota vocabulary through a free vocabulary game. Quiz yourself by matching English and words. Includes audio pronunciation, visual aids, and culturally-relevant categories. Progress through different word groups.

iLake quiz about Swiss lakes
Andres Streiff
Learn Swiss lakes through interactive quizzes.
The app provides quizzes about Swiss lakes. Users identify lakes on map extracts and receive feedback with additional information in multiple languages.



Austria Map Quiz
Alexander Mokrushin
Test map knowledge with quizzes
Test geographical knowledge of with a featuring 103 illustrated questions. Select answers from four options. Correct answers turn the button green, incorrect ones turn red. Users have three attempts per question.

Mathin - Brain Training Game
Urban Plugged LLC
Solve math problems and beat the clock
Solve math problems under time limits. Correct answers extend time and increase difficulty. Track progress with daily sessions. Customize difficulty levels. Compete in leaderboards. Share scores on social media.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.