IQ Test: Intelligence Quiz: iPhone vs Android
IQ Test: Intelligence Quiz gets 500+ downloads a day worldwide (AppInsider estimate, October 2026, rounded down to a band).
IQ Test: Intelligence Quiz by Paul Stelzer is on both the App Store and Google Play. Here are both versions together: downloads, users, revenue, ratings and chart positions, store by store with totals.
Rating
4.3 ★
7.7k ratings, both stores
Measured
Best rank now
#40
iPhone · 
Games › Trivia Grossing
Games › Trivia GrossingMeasured
IQ Test: Intelligence Quiz at a glance
AI summary written from our chart and store data. It can be wrong: check the numbers above.
Puzzle Minimalist Abstract medium sessions IAP
#brain training #iq test #riddles #logic #educational #casual
App Store
App details
App ID
1347362487
Publisher
Paul Stelzer
Publisher country
Germany
On the store since
Feb 2018
8 years on the store
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
6
EN FR DE IT PT ES
Size
69 MB
Also listed in
Education, Word, Trivia
Google Play
App details
App ID
de.paulstelzer.iqtest
Publisher
InnoMobile GmbH
Publisher country
Germany
Content rating
Everyone
IQ Test: Intelligence Quiz downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| iPhone | 100+ | 1M+ |
| Google Play | 100+ | 1M+ Measured |
| Total | 500+ Confidence | 1M+ Confidence |
How this is calculated
iPhone: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
Where IQ Test: Intelligence Quiz's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Business model: Ad-led
How IQ Test: Intelligence Quiz makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds · 3 ad networks
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks now
Both stores, across every country we track.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.4 ★ | 2.9k |
| Google Play | 4.3 ★ | 4.8k 101 written reviews |
| Both stores | 4.3 ★ weighted by ratings | 7.7k |
About IQ Test: Intelligence Quiz
How smart are you really? Take a full IQ test, get your IQ score on the bell curve and see where you stand compared to others. Developed with students of the University of Rostock (Germany) and inspired by the WAIS-IV.
WHAT YOU GET
- A complete IQ exam with realistic tasks from many categories
- Your IQ score on a bell curve (normal distribution) – instantly see how you compare
- Detailed statistics for every category: discover your strengths and weaknesses
- Review your right and wrong answers after each category
- Puzzles and exercises in three difficulty levels, with hints, solutions and explanations
- Available in English, German, Spanish, French, Italian, Portuguese, Turkish and Dutch
- Pro without ads – as a one-time purchase, so you don't need a subscription
WHAT THE IQ TEST MEASURES
Inspired by the WAIS-IV (Wechsler Adult Intelligence Scale), the test covers six areas:
- Perceptual reasoning
- Processing speed
- Working memory
- Verbal comprehension
- Numerical reasoning
- Logical thinking
You solve tasks such as matrix reasoning, number sequences, cube folding, image memory, patterns, analogies, estimation, ordering numbers and letters, logic questions and more.
WHAT IS AN IQ TEST?
An IQ test shows how you perform compared to other people. Intelligence itself is not clearly defined – it is simply what an IQ test measures. That's why only results of the same test can be compared: an IQ above 100 means you solved the tasks better than average, below 100 means worse. So don't take your score too seriously – see it as an exciting comparison with others!
BRAIN TRAINING AND TEST PREPARATION
Preparing for an aptitude test, an assessment centre or a psychological test? Use the puzzles and exercises to train your brain and sharpen your logical thinking, memory and maths skills.
QUICK BREAKS: IQ TEST CHALLENGE
Looking for short brain teasers on the go? Try our second app IQ Test Challenge: over 5000 quick IQ tasks, and for every task you see how others solved it – plus daily challenges and modes like Sudden Death.
In short: IQ Test is the full IQ exam, IQ Test Challenge is for a quick break.
PRO: UNLOCK EVERYTHING
The IQ Test app is free to download. Pro is optional and unlocks:
- All IQ tests
- All explanations and solutions
- All exercises
- Detailed statistics
With Pro there are no ads. You can get Pro as a one-time purchase that stays unlocked forever. A subscription is also available if you prefer: it renews automatically unless cancelled at least 24 hours before the end of the current period and can be managed or cancelled in your App Store account settings.
Terms of Use: https://iqtest-app.de/terms-and-conditions/
Privacy Policy: https://iqtest-app.de/privacy-policy/
WHAT YOU GET
- A complete IQ exam with realistic tasks from many categories
- Your IQ score on a bell curve (normal distribution) – instantly see how you compare
- Detailed statistics for every category: discover your strengths and weaknesses
- Review your right and wrong answers after each category
- Puzzles and exercises in three difficulty levels, with hints, solutions and explanations
- Available in English, German, Spanish, French, Italian, Portuguese, Turkish and Dutch
- Pro without ads – as a one-time purchase, so you don't need a subscription
WHAT THE IQ TEST MEASURES
Inspired by the WAIS-IV (Wechsler Adult Intelligence Scale), the test covers six areas:
- Perceptual reasoning
- Processing speed
- Working memory
- Verbal comprehension
- Numerical reasoning
- Logical thinking
You solve tasks such as matrix reasoning, number sequences, cube folding, image memory, patterns, analogies, estimation, ordering numbers and letters, logic questions and more.
WHAT IS AN IQ TEST?
An IQ test shows how you perform compared to other people. Intelligence itself is not clearly defined – it is simply what an IQ test measures. That's why only results of the same test can be compared: an IQ above 100 means you solved the tasks better than average, below 100 means worse. So don't take your score too seriously – see it as an exciting comparison with others!
BRAIN TRAINING AND TEST PREPARATION
Preparing for an aptitude test, an assessment centre or a psychological test? Use the puzzles and exercises to train your brain and sharpen your logical thinking, memory and maths skills.
QUICK BREAKS: IQ TEST CHALLENGE
Looking for short brain teasers on the go? Try our second app IQ Test Challenge: over 5000 quick IQ tasks, and for every task you see how others solved it – plus daily challenges and modes like Sudden Death.
In short: IQ Test is the full IQ exam, IQ Test Challenge is for a quick break.
PRO: UNLOCK EVERYTHING
The IQ Test app is free to download. Pro is optional and unlocks:
- All IQ tests
- All explanations and solutions
- All exercises
- Detailed statistics
With Pro there are no ads. You can get Pro as a one-time purchase that stays unlocked forever. A subscription is also available if you prefer: it renews automatically unless cancelled at least 24 hours before the end of the current period and can be managed or cancelled in your App Store account settings.
Terms of Use: https://iqtest-app.de/terms-and-conditions/
Privacy Policy: https://iqtest-app.de/privacy-policy/
IQ Test: Intelligence Quiz iPhone
IQ Test: Intelligence Quiz gets 500+ downloads a day worldwide (AppInsider estimate, October 2026, rounded down to a band).
IQ Test: Intelligence Quiz is #40 in Games › Trivia Grossing in Germany and charting in 7 of 30 countries we track.
Updated 25 Oct 2026 · rankings refresh through the day
DeveloperPaul Stelzer
CategoryGames
PriceFree
Released
Rating★ 4.4 (2.9k)
Version15.7.0
Age rating4+
First seen by us 24 Sep 2026
24 Sep 2026Installs (est.)1M+ worldwide
Rating
4.4 ★
2.9k ratings
Measured
Best rank now
#40
Games › Trivia GrossingMeasured
IQ Test: Intelligence Quiz at a glance
AI summary written from our chart and store data. It can be wrong: check the numbers above.
Puzzle Minimalist Abstract medium sessions IAP
#brain training #iq test #riddles #logic #educational #casual
IQ Test: Intelligence Quiz on the App Store
App details
App ID
1347362487
Publisher
Paul Stelzer
Publisher country
Germany
On the store since
Feb 2018
8 years on the store
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
6
EN FR DE IT PT ES
Size
69 MB
Also listed in
Education, Word, Trivia
IQ Test: Intelligence Quiz downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where IQ Test: Intelligence Quiz's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Business model: Ad-led
How IQ Test: Intelligence Quiz makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds · 3 ad networks
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Germany | Games › TriviaGrossing | #40 |
| Germany | Games › WordGrossing | #45 |
| Germany | Games › TriviaFree | #56 |
| Germany | Games › WordFree | #75 |
 France | Games › TriviaGrossing | #65 |
 Brazil | Games › WordFree | #60 |
| France | Games › WordGrossing | #88 |
| Brazil | Games › TriviaFree | #62 |
| France | Games › TriviaFree | #98 |
 South Korea | Games › WordFree | #132 |
 United Kingdom | Games › TriviaFree | #195 |
 Indonesia | Games › TriviaFree | #59 |
| Indonesia | Games › WordFree | #69 |
 United Arab Emirates | Games › TriviaGrossing | #92 |
Apps near IQ Test: Intelligence Quiz on the chart
Games › Trivia Grossing, around #40.
Ratings
App Store, worldwide.
Rating
4.4 ★
2.9k ratings
Measured
Ratings
2.9k
Measured
About IQ Test: Intelligence Quiz
How smart are you really? Take a full IQ test, get your IQ score on the bell curve and see where you stand compared to others. Developed with students of the University of Rostock (Germany) and inspired by the WAIS-IV.
WHAT YOU GET
- A complete IQ exam with realistic tasks from many categories
- Your IQ score on a bell curve (normal distribution) – instantly see how you compare
- Detailed statistics for every category: discover your strengths and weaknesses
- Review your right and wrong answers after each category
- Puzzles and exercises in three difficulty levels, with hints, solutions and explanations
- Available in English, German, Spanish, French, Italian, Portuguese, Turkish and Dutch
- Pro without ads – as a one-time purchase, so you don't need a subscription
WHAT THE IQ TEST MEASURES
Inspired by the WAIS-IV (Wechsler Adult Intelligence Scale), the test covers six areas:
- Perceptual reasoning
- Processing speed
- Working memory
- Verbal comprehension
- Numerical reasoning
- Logical thinking
You solve tasks such as matrix reasoning, number sequences, cube folding, image memory, patterns, analogies, estimation, ordering numbers and letters, logic questions and more.
WHAT IS AN IQ TEST?
An IQ test shows how you perform compared to other people. Intelligence itself is not clearly defined – it is simply what an IQ test measures. That's why only results of the same test can be compared: an IQ above 100 means you solved the tasks better than average, below 100 means worse. So don't take your score too seriously – see it as an exciting comparison with others!
BRAIN TRAINING AND TEST PREPARATION
Preparing for an aptitude test, an assessment centre or a psychological test? Use the puzzles and exercises to train your brain and sharpen your logical thinking, memory and maths skills.
QUICK BREAKS: IQ TEST CHALLENGE
Looking for short brain teasers on the go? Try our second app IQ Test Challenge: over 5000 quick IQ tasks, and for every task you see how others solved it – plus daily challenges and modes like Sudden Death.
In short: IQ Test is the full IQ exam, IQ Test Challenge is for a quick break.
PRO: UNLOCK EVERYTHING
The IQ Test app is free to download. Pro is optional and unlocks:
- All IQ tests
- All explanations and solutions
- All exercises
- Detailed statistics
With Pro there are no ads. You can get Pro as a one-time purchase that stays unlocked forever. A subscription is also available if you prefer: it renews automatically unless cancelled at least 24 hours before the end of the current period and can be managed or cancelled in your App Store account settings.
Terms of Use: https://iqtest-app.de/terms-and-conditions/
Privacy Policy: https://iqtest-app.de/privacy-policy/
WHAT YOU GET
- A complete IQ exam with realistic tasks from many categories
- Your IQ score on a bell curve (normal distribution) – instantly see how you compare
- Detailed statistics for every category: discover your strengths and weaknesses
- Review your right and wrong answers after each category
- Puzzles and exercises in three difficulty levels, with hints, solutions and explanations
- Available in English, German, Spanish, French, Italian, Portuguese, Turkish and Dutch
- Pro without ads – as a one-time purchase, so you don't need a subscription
WHAT THE IQ TEST MEASURES
Inspired by the WAIS-IV (Wechsler Adult Intelligence Scale), the test covers six areas:
- Perceptual reasoning
- Processing speed
- Working memory
- Verbal comprehension
- Numerical reasoning
- Logical thinking
You solve tasks such as matrix reasoning, number sequences, cube folding, image memory, patterns, analogies, estimation, ordering numbers and letters, logic questions and more.
WHAT IS AN IQ TEST?
An IQ test shows how you perform compared to other people. Intelligence itself is not clearly defined – it is simply what an IQ test measures. That's why only results of the same test can be compared: an IQ above 100 means you solved the tasks better than average, below 100 means worse. So don't take your score too seriously – see it as an exciting comparison with others!
BRAIN TRAINING AND TEST PREPARATION
Preparing for an aptitude test, an assessment centre or a psychological test? Use the puzzles and exercises to train your brain and sharpen your logical thinking, memory and maths skills.
QUICK BREAKS: IQ TEST CHALLENGE
Looking for short brain teasers on the go? Try our second app IQ Test Challenge: over 5000 quick IQ tasks, and for every task you see how others solved it – plus daily challenges and modes like Sudden Death.
In short: IQ Test is the full IQ exam, IQ Test Challenge is for a quick break.
PRO: UNLOCK EVERYTHING
The IQ Test app is free to download. Pro is optional and unlocks:
- All IQ tests
- All explanations and solutions
- All exercises
- Detailed statistics
With Pro there are no ads. You can get Pro as a one-time purchase that stays unlocked forever. A subscription is also available if you prefer: it renews automatically unless cancelled at least 24 hours before the end of the current period and can be managed or cancelled in your App Store account settings.
Terms of Use: https://iqtest-app.de/terms-and-conditions/
Privacy Policy: https://iqtest-app.de/privacy-policy/
Latest updates
15.7.0
IQ Test já está disponível em japonês, coreano e polaco, com todas as perguntas, dicas e explicações. Também completámos os textos que faltavam em turco e neerlandês.
15.6.0
Correzioni di bug.
15.5.0
Improvements and bug fixes.
Store changes
What IQ Test: Intelligence Quiz changed on its store page: name, icon, screenshots, price, size, languages, requirements.
Description updated 
New iPad screenshots
New screenshots
6 screenshots (was 6)
More from Paul Stelzer
IQ Test: Intelligence Quiz Android
IQ Test: Intelligence Quiz gets 500+ downloads a day worldwide (AppInsider estimate, October 2026, rounded down to a band).
IQ Test: Intelligence Quiz is #88 in Games › Trivia Free on Google Play in Germany and charting in 5 of 23 countries we track.
Updated 25 Oct 2026 · rankings refresh through the day
DeveloperPaul Stelzer
CategoryGames › Trivia
PriceFree
Released
Installs1M+
Rating★ 4.3 (4.8k)
Updated
Content ratingEveryone
Rating
4.3 ★
4.8k ratings
Measured
Best rank now
#88
Games › Trivia FreeMeasured
IQ Test: Intelligence Quiz on Google Play
App details
App ID
de.paulstelzer.iqtest
Publisher
InnoMobile GmbH
Publisher country
Germany
Content rating
Everyone
IQ Test: Intelligence Quiz downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where IQ Test: Intelligence Quiz's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Business model: Ad-led
How IQ Test: Intelligence Quiz makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds · 3 ad networks
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| Germany | Games › TriviaFree | #88 |
| Brazil | Games › TriviaFree | #56 |
| France | Games › TriviaFree | #71 |
 Mexico | Games › TriviaFree | #107 |
| United Arab Emirates | Games › TriviaFree | #140 |
Apps near IQ Test: Intelligence Quiz on the chart
Games › Trivia Free, around #88.
Ratings
Google Play, worldwide.
Rating
4.3 ★
4.8k ratings
Measured
Ratings
4.8k
Measured
Written reviews
101
Measured
About IQ Test: Intelligence Quiz
How smart are you really? Take a full IQ test, get your IQ score on the bell curve and see where you stand compared to others. Developed with students of the University of Rostock (Germany) and inspired by the WAIS-IV.
WHAT YOU GET
- A complete IQ exam with realistic tasks from many categories
- Your IQ score on a bell curve (normal distribution) – instantly see how you compare
- Detailed statistics for every category: discover your strengths and weaknesses
- Review your right and wrong answers after each category
- Puzzles and exercises in three difficulty levels, with hints, solutions and explanations
- Available in English, German, Spanish, French, Italian, Portuguese, Turkish and Dutch
- Pro without ads – as a one-time purchase, so you don't need a subscription
WHAT THE IQ TEST MEASURES
Inspired by the WAIS-IV (Wechsler Adult Intelligence Scale), the test covers six areas:
- Perceptual reasoning
- Processing speed
- Working memory
- Verbal comprehension
- Numerical reasoning
- Logical thinking
You solve tasks such as matrix reasoning, number sequences, cube folding, image memory, patterns, analogies, estimation, ordering numbers and letters, logic questions and more.
WHAT IS AN IQ TEST?
An IQ test shows how you perform compared to other people. Intelligence itself is not clearly defined – it is simply what an IQ test measures. That's why only results of the same test can be compared: an IQ above 100 means you solved the tasks better than average, below 100 means worse. So don't take your score too seriously – see it as an exciting comparison with others!
BRAIN TRAINING AND TEST PREPARATION
Preparing for an aptitude test, an assessment center or a psychological test? Use the puzzles and exercises to train your brain and sharpen your logical thinking, memory and math skills.
QUICK BREAKS: IQ TEST CHALLENGE
Looking for short brain teasers on the go? Try our second app IQ Test Challenge: over 5000 quick IQ tasks, and for every task you see how others solved it – plus daily challenges and modes like Sudden Death.
In short: IQ Test is the full IQ exam, IQ Test Challenge is for a quick break.
PRO: UNLOCK EVERYTHING
The IQ Test app is free to download. Pro is optional and unlocks:
- All IQ tests
- All explanations and solutions
- All exercises
- Detailed statistics
With Pro there are no ads. You can get Pro as a one-time purchase that stays unlocked forever. A subscription is also available if you prefer: it renews automatically unless cancelled at least 24 hours before the end of the current period and can be managed or cancelled in Google Play under Payments & subscriptions.
Terms of Use: https://iqtest-app.de/terms-and-conditions/
Privacy Policy: https://iqtest-app.de/privacy-policy/
WHAT YOU GET
- A complete IQ exam with realistic tasks from many categories
- Your IQ score on a bell curve (normal distribution) – instantly see how you compare
- Detailed statistics for every category: discover your strengths and weaknesses
- Review your right and wrong answers after each category
- Puzzles and exercises in three difficulty levels, with hints, solutions and explanations
- Available in English, German, Spanish, French, Italian, Portuguese, Turkish and Dutch
- Pro without ads – as a one-time purchase, so you don't need a subscription
WHAT THE IQ TEST MEASURES
Inspired by the WAIS-IV (Wechsler Adult Intelligence Scale), the test covers six areas:
- Perceptual reasoning
- Processing speed
- Working memory
- Verbal comprehension
- Numerical reasoning
- Logical thinking
You solve tasks such as matrix reasoning, number sequences, cube folding, image memory, patterns, analogies, estimation, ordering numbers and letters, logic questions and more.
WHAT IS AN IQ TEST?
An IQ test shows how you perform compared to other people. Intelligence itself is not clearly defined – it is simply what an IQ test measures. That's why only results of the same test can be compared: an IQ above 100 means you solved the tasks better than average, below 100 means worse. So don't take your score too seriously – see it as an exciting comparison with others!
BRAIN TRAINING AND TEST PREPARATION
Preparing for an aptitude test, an assessment center or a psychological test? Use the puzzles and exercises to train your brain and sharpen your logical thinking, memory and math skills.
QUICK BREAKS: IQ TEST CHALLENGE
Looking for short brain teasers on the go? Try our second app IQ Test Challenge: over 5000 quick IQ tasks, and for every task you see how others solved it – plus daily challenges and modes like Sudden Death.
In short: IQ Test is the full IQ exam, IQ Test Challenge is for a quick break.
PRO: UNLOCK EVERYTHING
The IQ Test app is free to download. Pro is optional and unlocks:
- All IQ tests
- All explanations and solutions
- All exercises
- Detailed statistics
With Pro there are no ads. You can get Pro as a one-time purchase that stays unlocked forever. A subscription is also available if you prefer: it renews automatically unless cancelled at least 24 hours before the end of the current period and can be managed or cancelled in Google Play under Payments & subscriptions.
Terms of Use: https://iqtest-app.de/terms-and-conditions/
Privacy Policy: https://iqtest-app.de/privacy-policy/
What's new in 15.7.0
IQ Test is now available in Japanese, Korean and Polish, including all tasks, hints and explanations. Also fixed: many texts were missing in the Turkish and Dutch versions of the app.
Store changes
What IQ Test: Intelligence Quiz changed on its store page: name, icon, screenshots, price, size, languages, requirements.
Description updated
Short description updated
New screenshots
12 screenshots (was 12)