# I Know Stuff — Trivia, Quiz, Q&A > Mixed trivia quiz game identifying media, brands, and places from image clues. (iPhone/iPad app by Demetrio Silva.) - Source: https://appshunter.io/ios/app/i-know-stuff/id730752987 (this page in markdown: same URL + `.md`) - Developer: [Demetrio Silva](https://appshunter.io/developer/730752990) - Category: Games, Entertainment, Puzzle, Word - Price: Free - Rating: 3.10/5 from 7 App Store ratings · 30 written reviews indexed - Age rating: 4+ - Requires: iOS 12.0 · 41 MB - Languages: American English, Canadian French, Italian, Brazilian Portuguese, European Spanish - Released: 2013-10-29 - Data updated: 2026-06-10 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/i-know-stuff/id730752987/reviews.md ## What is I Know Stuff? "I Know Stuff" challenges you to find out what the movie, city, TV show, character or brand is. See the pictures: they all give tips that inspire each answer. And use your imagination! This game is a mixed quiz. Do you like city quiz? I know Stuff! How about a quiz? I know Stuff! Music Quiz? ... I know Stuff also has, soccer quiz and more. We challenge you when you reach the end. Go through all our quizes You will also have other knowledge tested such as meeting singers, meeting music, getting to know cartoons or movies. Test your knowledge about cartoons, the game is also a cartoon quiz. We challenge you when you reach the end. Go through our city quiz, quiz quiz, cartoon quiz, among others. You will also have other tried and tested knowledge like to know singers, to know music and films (Hunger Games, Avengers , Wolverine, Justice League ...). Test your knowledge of drawings such as The Simpsons, Young Titans in Action. Much cooler than QuizUp, Genius Quiz and Trivia Crack ## Key features - Image-based trivia challenges - Multiple quiz categories - Identify movies and TV shows - Recognize characters and brands - Test knowledge of cities and music - Cartoon and sports quizzes ## Recent user reviews (10 of 30) All indexed reviews: https://appshunter.io/ios/app/i-know-stuff/id730752987/reviews.md ### 1/5 — Horrível *2015-03-11* Aplicativo cheio de propaganda sem ser possível tirá-las, e muito instável, vive congelando e fechando ### 4/5 — Bem legal :D *2014-07-08* Eu dou o jogo um 9. Jogo muito bom, eu só não consigo passar da fase no nível 4 que é a menina do meu malvado favorito, eu até assisto meu malvado favorito mas tem mais de 6 meses que eu não assisto meu malvado favorito mas tirando isso muito bom :) ### 1/5 — Sistema de ganhar moedas lixo *2014-07-06* Preferia quando dava pra comprar moedas, agira tem q fica esperando, lixo! ### 1/5 — Problemas *2014-05-22* O jogo não inicializa, mesmo após reiniciar o aparelho o problema persiste. ### 5/5 — Parabéns *2014-05-15* Cara muito bom o trabalho que você fez com esse App. Achei incrível como você conseguiu juntar tudo do cotidiano de um brasileiro, de uma forma muito engraçada. Meus parabéns de novo. É um App muito bem programado, roda muito bem. ### 5/5 — Cofundem leia isso seu otario *2014-05-10* Se escreve guarana Antarctica!!! Quando o cara é burro acontece isso ### 5/5 — Mt bom *2014-05-08* Jogo em ENG tbm,mas com coisas em PT é melhor ### 4/5 — muito bom *2014-05-07* muito bom, mas ta precisando de atualizaçao, mais fazes por favoooor ### 3/5 — Legal,mas... *2014-05-06* Não consigo passar de nível onde a resposta é Guaraná antártica, pois está sobrando um espaço, por favor arrumar. ### 1/5 — O aplicativo não abre, trava, ou fecha sozinho. *2014-05-04* Vi gente jogando e me interessei. Baixei, mas nem no ipod e nem no iphone eu consigo abrir o jogo. Quando abre, trava no começo e não aparece a imagem para eu adivinhar. Não consigo jogar. ## Frequently asked questions about I Know Stuff ### What is 'I Know Stuff'? 'I Know Stuff' is a mixed quiz game that challenges players to identify movies, cities, TV shows, characters, or brands based on visual clues provided in pictures. It offers a variety of quiz categories to test your general knowledge. ### What kind of quizzes are available? The app features a wide range of quiz categories, including city quizzes, general quizzes, music quizzes, soccer quizzes, cartoon quizzes, and movie quizzes. You can test your knowledge on various topics like singers, music, cartoons, and popular films. ### Is 'I Know Stuff' free to play? Yes, the app is free to download and play. However, it does offer in-app purchases and may display advertisements. ### What are the use cases for this app? This app is ideal for casual entertainment, challenging friends to trivia contests, or simply testing and expanding your general knowledge in a fun and engaging way. It's perfect for anyone who enjoys guessing games and pop culture. ### What platforms is 'I Know Stuff' available on? The provided data does not specify the exact platforms (e.g., iOS, Android) for which 'I Know Stuff' is available. However, it is described as a mobile application. ## Version history (last 5 releases) ### 9.11.5 — 2022-04-19 More stable; Less advertisement. ### 9.9.4 — 2021-03-15 Banner moved down away from the keyboard. ### 9.9.3 — 2020-03-30 Lighter and less ads ### 9.9.2 — 2019-12-19 Some bug fixes that could lead to crash the app. ### 9.9.1 — 2019-11-12 More stable; Less advertisement; ## Apps similar to I Know Stuff | App | Rating | Price | Category | | --- | --- | --- | --- | | [Erudite: Brain Spin Trivia](https://appshunter.io/ios/app/erudite-brain-spin-trivia/id1506496657) | 4.8 (8,059) | Free | Games | | [Trivia Spin - Smart Questions](https://appshunter.io/ios/app/trivia-spin-smart-questions/id6466818929) | 4.6 (8,552) | Free | Games | | [Guess the Movie: Film Pop Quiz](https://appshunter.io/ios/app/guess-the-movie-film-pop-quiz/id646320095) | 4.0 (71) | Free | Games | | [Guess the Brand Logo Quiz Game](https://appshunter.io/ios/app/guess-the-brand-logo-quiz-game/id694636777) | 4.2 (268) | Free | Games | | [100 PICS Quiz - Picture Trivia](https://appshunter.io/ios/app/100-pics-quiz-picture-trivia/id652945710) | 4.6 (73,191) | Free | Games | | [Logo Quiz - Guess Up IQ Games](https://appshunter.io/ios/app/logo-quiz-guess-up-iq-games/id1525782488) | 4.7 (1,927) | Free | Games | ## More apps by Demetrio Silva - [I Know Bible](https://appshunter.io/ios/app/i-know-bible/id768730788) - [I Know The Logo](https://appshunter.io/ios/app/i-know-the-logo/id770274209) - [I Know that Movie](https://appshunter.io/ios/app/i-know-that-movie/id807187965) - [Word Search : English](https://appshunter.io/ios/app/word-search-english/id826044223) - [Questões Enem](https://appshunter.io/ios/app/questoes-enem/id882113716) All apps by Demetrio Silva: https://appshunter.io/developer/730752990 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*