Comparison

Öi vs Computer Science Quiz Topics

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Öi

A fun twist on hide-and-seek where players hide a phone and others find it by listening for its unique sounds. Choose from characters with distinct voices and personalities to play with friends and family.

Highlights
  • Hide and seek gameplay variation
  • Find phone by listening
  • Unique character voices
  • Play with friends and family
Features
Read full description

The game Öi is a variation of hide-and-seek where you hide your phone for someone. The aim is to find the phone through listening for the Öi’s. Choose between different characters, who each have their own unique voice and personality. Play with your friends or family!

About

Computer Science Quiz Topics

Test your computer science knowledge with engaging quizzes covering a wide range of topics from AI to cybersecurity. Challenge others globally or test yourself individually. Perfect for students and professionals looking to enhance their skills.

Highlights
  • Extensive CS topic coverage
  • Multiplayer challenges
  • Individual testing
  • Educational and entertaining quizzes
  • Suitable for all skill levels
  • Minimal ads and smooth experience
Features
Read full description

Discover the ultimate challenge for Computer Science enthusiasts with our exciting and free app! Ready to test your cyber skills and enhance your knowledge? Dive into a world filled with intriguing quizzes and fun trivia that cover every essential CS topic. Explore fascinating chapters like Software Engineering and Artificial Intelligence, delve into Networking and Security, and get to grips with complex Data Structures and Algorithms. Curious about Cloud Computing and Virtualization? Or perhaps you want to master Serverless Computing, Machine Learning, and the latest in Edge Computing and IoT Integration—our app has you covered! This popular and engaging Computer Science game helps determine your CS knowledge level. Whether you're preparing for school exams, college entry tests, or just want to sharpen your skills, this app is your perfect study companion. It's great fun for everyone, from eager learners and young students to seasoned pros wanting a refresher. Jump into quizzes that are designed to be both educational and entertaining. You can challenge players worldwide in multiplayer mode or test yourself individually. With simple, attractive graphics and minimal ads, the app ensures a smooth and enjoyable experience on any device. So, are you ready to boost your Computer Science prowess? Download now and start quizzing your way to becoming a CS expert! This application is licensed under Apple’s Standard End User License Agreement (EULA), available here: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Credits:- App Icons are used from icons8 https://icons8.com Pictures, App sounds and music are used from pixabay https://pixabay.com/

Screenshots

Öi4 screens
Computer Science Quiz Topics4 screens

Verdict

The call

The clearest difference is in-app purchases: Öi at none against Computer Science Quiz Topics's 7. Öi also leads on ads (none vs shown) and update cadence (fortnightly vs every 4 months). Computer Science Quiz Topics's advantage is rating (4.7 vs 4.2). On price, ratings volume, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Computer Science Quiz Topics sells 7 in-app purchases, starting at $1.99 per 7 days. Öi asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Computer Science Quiz Topics holds the better App Store score, 4.7 against 4.2. Both are backed by a comparable volume of ratings — 5 and 6 respectively.

UpkeepUpdate frequency

Öi ships an update fortnightly, Computer Science Quiz Topics every 4 months. Both last shipped on October 24, 2026.

Scorecard5 real differences · 5 level
Öi versus Computer Science Quiz Topics: the parameters behind the verdict, then further details
ParameterÖiComputer Science Quiz Topics
PriceFreeFree
Rating4.2 (5 ratings)4.7 (6 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings56 — better
Update frequencyFortnightly — betterEvery 4 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.015.0
Further details — not scored
Size3 MB127 MB
Age rating4+4+
DeveloperMD Apps LTDAsad Shoaib

Customer experience

Öi

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Computer Science Quiz Topics

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Öi

No in-app purchases

7 purchases

Computer Science Quiz Topics

Subscriptions3
  • Pro - No Ads & Unlock Topics$1.997 Days
  • Pro - No Ads & Unlock Topics$5.991 Month
  • Pro - No Ads & Unlock Topics3 Days trial$19.991 Year
One-time4
  • Reset Timer$0.99
  • Half Eliminator$0.99
  • Unlock Topics$0.99
Show 1 more
  • Remove Ads$2.99

Questions

Is Öi free?
Öi is free to download, with no in-app purchases.
Is Computer Science Quiz Topics free?
Computer Science Quiz Topics is free to download, with in-app purchases available.
Which has better reviews, Öi or Computer Science Quiz Topics?
Computer Science Quiz Topics is rated higher. Öi averages 4.2 out of 5 from 5 ratings, while Computer Science Quiz Topics averages 4.7 from 6 ratings.
Do Öi or Computer Science Quiz Topics have ads?
Computer Science Quiz Topics shows ads; Öi does not.
Which is updated more often, Öi or Computer Science Quiz Topics?
Öi ships an update fortnightly, and Computer Science Quiz Topics every 4 months. Most recently, Öi was updated on October 24, 2026 and Computer Science Quiz Topics on October 24, 2026.

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