Comparison

IQ Test Brain Training Riddles vs Solitaire

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

Head to head
About

IQ Test Brain Training Riddles

Engage in a free IQ test and brain-training exercises designed to boost cognitive skills. Scientifically developed, this app offers various tasks to improve processing speed, memory, and logical thinking. Compare your scores with friends and track your progress.

Highlights
  • Free IQ test
  • Brain booster tasks
  • Exercise mode with solutions
  • Compare results with friends
  • Improves logical thinking
  • Enhances working memory
Features
Read full description

- IQ Test completely in English and free to play - Brain booster with different tasks - Scientifically developed by students of the University of Rostock (Germany) - With excercise mode: Play all quiz tasks with solutions and explanations again - Many more great functions for the IQ Test are still planned - Compare your result with friends - In future: WIth Multiplayer Party Mode and quiz elements --------------------------------------------------------------- Why should you take part of this IQ Test? --------------------------------------------------------------- Influenced by WAIS-IV (Wechsler Intelligence Test for Adults) and research by students of the University of Rostock, the IQ Test includes the following tasks: - Perceptive reasoning - Processing speed - working memory - speech understanding - Number understanding - Logical thinking These categories are queried in the IQ Test in various categories, including sample groups, dice test, remember pictures, number series, matrix test, estimate, order numbers and more! Start your IQ Test now and compare with your friends! The first quiz has around 100 tasks, so take some time and start your IQ Test today! The test is free, but you can get extra features. This is a brain booster game. --------------------------------------------------------------- With exercises --------------------------------------------------------------- This app not only includes many IQ tests, you find also exercises and daily riddles to increase your brain power. You can solve daily one riddle of an IQ test. --------------------------------------------------------------- What is an IQ Test? --------------------------------------------------------------- An IQ test is used to show how "intelligent" you are in relation to other people. But what is intelligence? This is not a defined term and so intelligence is just what an IQ test measures. Therefore, different IQ tests can not be compared, just the same test, and it simply tells you if you have solved the tasks better (over IQ 100) or worse (under IQ 100) than the average. So do not take the IQ that seriously, just test how you cut off compared to others! This app is also developed for brain training. --------------------------------------------------------------- Brain booster and brain training --------------------------------------------------------------- To improve your brain performance, we have added numerous tasks and exercises in the IQ Test app that will increase your performance. So if you are about to take an employment test or a psychological test, you can use it to train your brain and get a better result. The tasks are not only in the IQ test area, but also help to improve logical thinking, math and more. --------------------------------------------------------------- Information about in-app purchases and subscriptions --------------------------------------------------------------- There is a Pro subscription in the app. The following notes apply: - The Pro Subscription offers you additional IQ Test functions such as explanations, further tests, numerous exercises and much more. - The Pro subscription is valid for 1 month and will be automatically extended for this period if you do not cancel 24 hours before the end of the period. Your account will be charged within 24 hours before the end of the subscription. - Payment is made through your App Store account. You can deactivate the IQ Test Pro subscription and the automatic renewal via App Store. - If you cancel the subscription, it will remain valid in the IQ Test app until the end of the purchased period. - Terms of Use: https://iqtest-app.de/en/terms-and-conditions/

About

Solitaire

Experience the classic Klondike Solitaire card game for free. This app offers a relaxing way to train your brain with beautiful graphics and offline play. Enjoy daily challenges and user-friendly features designed for a comfortable gameplay experience.

Highlights
  • Classic Klondike Solitaire
  • Draw 1 & Draw 3 modes
  • Standard or Vegas scoring
  • Daily Challenges
  • Offline Play
  • Left-handed support
Features
Read full description

The most popular card game in the world, classic Klondike Solitaire, by Conifer is the new best way to play the game you know and love for free!Is a great way to relax and train your brain. With beautiful graphics, fun animations, and offline play, Solitaire is the best game to pass the time. FEATURES: Original Classic Solitaire: - Play Klondike solitaire draw 1 & draw 3 modes - Choose scoring mode: Standard or Vegas solitaire scoring Daily Challenge: - Challenge yourself with the hard mode - Receive special mark everyday - Record every achievement you made - Stay Sharp and see every improvement User Friendly Experience: - Enjoy clean and comfortable visual design - Use new props to make your gameplay more easy - Play Offline: Play random deals everywhere - Supports left-handed play “Start one game and I can never stop!”

Screenshots

IQ Test Brain Training Riddles4 screens
Solitaire4 screens

Verdict

The call

The clearest difference is review sentiment: Solitaire at 88% against IQ Test Brain Training Riddles's 34%. Solitaire also leads on rating (4.7 vs 4.4) and monetization model (ad-supported vs free with in-app purchases). IQ Test Brain Training Riddles's advantage is ads (none vs shown). On price, in-app purchases and device support 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. IQ Test Brain Training Riddles sells 10 in-app purchases, starting at $3.99 per month and Solitaire sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Solitaire holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 8K and 35K respectively. Written reviews point the same way: 34% of IQ Test Brain Training Riddles's written reviews are positive against 88% of Solitaire's.

UpkeepUpdate frequency

IQ Test Brain Training Riddles ships an update every 5 weeks, Solitaire every 2 weeks. The most recent releases landed on September 22, 2026 and September 25, 2026 respectively.

Scorecard7 real differences · 3 level
IQ Test Brain Training Riddles versus Solitaire: the parameters behind the verdict, then further details
ParameterIQ Test Brain Training RiddlesSolitaire
PriceFreeFree
Rating4.4 (8K ratings)4.7 (35K ratings) — better
Positive reviews34.4% of reviews87.7% of reviews — better
Number of ratings8K35K — better
Update frequencyEvery 5 weeksEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size60 MB171 MB
Age rating4+4+
DeveloperPaul StelzerConifer Limited

Customer experience

IQ Test Brain Training Riddles

All ratings8,011 ratings
Positive85.0%
Neutral5.6%
Negative9.4%
Written reviews334 reviews
Positive34.4%
Neutral16.8%
Negative48.8%

Solitaire

All ratings35,207 ratings
Positive94.0%
Neutral4.3%
Negative1.7%
Written reviews228 reviews
Positive87.7%
Neutral5.7%
Negative6.6%

User reviews

IQ Test Brain Training Riddles

From 8K App Store ratings

What we love

  • 🤔 Challenging and engaging
  • 💡 Interesting concept for an IQ app
  • 👍 Good for brain exercise

Room to improve

  • 🐛 Grammatical errors and poor translations
  • 💸 Paywall for answers and explanations
  • 🤯 Confusing and unclear instructions
  • 🤖 Inaccurate or inconsistent IQ scoring

Solitaire

From 35K App Store ratings

What we love

  • 👍 Enjoyable game
  • 🧠 Good for brain training
  • 🕰️ Fast games
  • 🎨 Great graphics and backgrounds
  • 🤗 Relaxing and low-stress

Room to improve

  • 🙄 Frequent ads after each game
  • 🤖 Repetitive prompts to upgrade or watch other games
  • 🕰️ Feels rushed at times, not enough time to find moves
  • 🤔 Inconsistent or inaccurate game statistics

Bugs and requests

IQ Test Brain Training Riddles

Reported bugs

3 issues
  • Questions with no logical correct answer
  • Inability to see questions/content properly
  • Crashes and freezes during tests

Requested features

4 requests
  • Improved English language support
  • More detailed explanations for questions
  • Ability to review past performance
  • Pause/resume functionality

Solitaire

Reported bugs

2 issues
  • Repeated dealing of the same easy hand
  • Issues with card movement/responsiveness

Requested features

4 requests
  • Ability to move cards between rows at the bottom
  • Option to play in landscape mode
  • Improved ad frequency (e.g. every other game)
  • Maintain high score history beyond 700 points

In-app purchases

10 purchases

IQ Test Brain Training Riddles

Subscriptions2
  • IQ Test Pro$3.991 Month
  • IQ Test Pro Year$19.991 Year
One-time8
  • Remove Ads$0.99
  • Complete Statistics$0.99
  • Premium 1$2.99
Show 5 more
  • Explanations$4.99
  • Premium Plus Young people$5.99
  • Pro Forever$8.99
  • Pro Forever Super Sale$17.99
  • Pro Forever$29.99
4 purchases

Solitaire

One-time4
  • 1-month No ads$1.99
  • 3-month No ads$4.99
  • 1-Year No ads$9.99
Show 1 more
  • Permanent$12.99

Questions

Is IQ Test Brain Training Riddles free?
IQ Test Brain Training Riddles is free to download, with in-app purchases available.
Is Solitaire free?
Solitaire is free to download, with in-app purchases available.
Which has better reviews, IQ Test Brain Training Riddles or Solitaire?
Solitaire is rated higher. IQ Test Brain Training Riddles averages 4.4 out of 5 from 8K ratings, while Solitaire averages 4.7 from 35K ratings.
Do IQ Test Brain Training Riddles or Solitaire have ads?
Solitaire shows ads; IQ Test Brain Training Riddles does not.
Which is updated more often, IQ Test Brain Training Riddles or Solitaire?
IQ Test Brain Training Riddles ships an update every 5 weeks, and Solitaire every 2 weeks. Most recently, IQ Test Brain Training Riddles was updated on September 22, 2026 and Solitaire on September 25, 2026.

Other comparisons