Out of 241+ question guessing game on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
Compare top Question Guessing Game (September 2026)
Engage in a multiplayer guessing game where players estimate facts across various themes. Compete with friends to achieve the highest score and earn bragging rights.
Challenge an AI in a word guessing game. Try to stump the AI by thinking of a secret it can't guess in 20 questions, or guess the AI's secret by asking yes/no questions.
Engage your brain with a vast collection of picture trivia and word puzzle games. Guess logos, emojis, movies, and more across over 100 topics. New packs are added weekly, offering endless challenges for all interests.
What is the best question guessing game for iPhone?
Know-it-all - A guessing game tops our question guessing game ranking as of September 2026, with a 4.4-star average from 9 App Store ratings, and it's free to download.
Are there free question guessing game for iPhone?
Yes — 20 of the top question guessing game we rank are free to download, including Know-it-all - A guessing game and 20 Questions Game.
Does Know-it-all - A guessing game have ads or in-app purchases?
Know-it-all - A guessing game has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
How many question guessing game are on the App Store?
We track 241+ question guessing game on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
How do I play Know-it-all with friends?
One player creates a game, selects card sets and rounds, and shares a game code. Other players join by entering this code. Paid card sets only require one person to purchase them for everyone in the game to access.
What is the scoring system in Know-it-all?
Players receive points based on how close their estimate is to the correct answer. The number of points awarded per correct guess equals the number of players in the game. For example, in a 4-player game, the best guess gets 4 points.