USA Quiz (Qbis Studio): iPhone vs Android
USA Quiz (Qbis Studio) by Konrad Kubis 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
4.8 ★
1.7k ratings, both stores
Measured
Best rank now
#157
Android · 
Games › Trivia Free
Games › Trivia FreeMeasured
App Store
App details
App ID
1555696494
Publisher
Konrad Kubis
On the store since
Feb 2021
5 years on the store
Minimum OS
iOS 12.0+
iPhone 5s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
EN
Size
26 MB
Also listed in
Games, Trivia
Google Play
App details
App ID
com.qbisstudio.usaquiz
Publisher
Qbis Studio
Content rating
Everyone
USA Quiz (Qbis Studio) downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| iPhone | – | – |
| Google Play | – | 100k+ Measured |
| Total | – | 100k+ 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.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
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.
In-app revenue
Worldwide, what users spend before Apple and Google take their fee.
| Store | Per day | Per month | Share |
|---|---|---|---|
| App Store | |||
| Google Play | |||
| Total | Confidence | 100% |
Business model: In-app purchase-led
How USA Quiz (Qbis Studio) 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 | 4.9 ★ | 44 |
| Google Play | 4.8 ★ | 1.7k 98 written reviews |
| Both stores | 4.8 ★ weighted by ratings | 1.7k |
About USA Quiz (Qbis Studio)
You want to remember all 50 states of America but you always forget one?
You want to learn USA geography but you have not enough time for that?
Here we are! With USA Quiz you will become a master in USA geography and you will have fun!
You can learn all the states with their capitals, largest cities and famous places.
Do not hesitate and download right now for free!
Available modes:
* find states
* eliminate all states from map
* find US cities
* learn state flags
* state capitals
* find US famous places
* learn rivers
* national parks
* US foods
You want to learn USA geography but you have not enough time for that?
Here we are! With USA Quiz you will become a master in USA geography and you will have fun!
You can learn all the states with their capitals, largest cities and famous places.
Do not hesitate and download right now for free!
Available modes:
* find states
* eliminate all states from map
* find US cities
* learn state flags
* state capitals
* find US famous places
* learn rivers
* national parks
* US foods
USA Quiz (Qbis Studio) iPhone
Not in any tracked top chart right now.
Updated 24 Oct 2026 · rankings refresh through the day
DeveloperKonrad Kubis
CategoryEducation
PriceFree
Released
Rating★ 4.9 (44)
Version1.16.4
Age rating4+
First seen by us 20 Oct 2026
20 Oct 2026Rating
4.9 ★
44 ratings
Measured
USA Quiz (Qbis Studio) on the App Store
App details
App ID
1555696494
Publisher
Konrad Kubis
On the store since
Feb 2021
5 years on the store
Minimum OS
iOS 12.0+
iPhone 5s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
EN
Size
26 MB
Also listed in
Games, Trivia
USA Quiz (Qbis Studio) 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.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
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.
In-app revenue
Worldwide, what users spend in USA Quiz (Qbis Studio) before Apple and Google take their fee.
How this is calculated
Not on any Top Grossing chart: monthly active users × spend per user for its category, measured on the charted apps nearest the bottom of the charts.
Business model: In-app purchase-led
How USA Quiz (Qbis Studio) 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 |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.9 ★
44 ratings
Measured
Ratings
44
Measured
About USA Quiz (Qbis Studio)
You want to remember all 50 states of America but you always forget one?
You want to learn USA geography but you have not enough time for that?
Here we are! With USA Quiz you will become a master in USA geography and you will have fun!
You can learn all the states with their capitals, largest cities and famous places.
Do not hesitate and download right now for free!
Available modes:
* find states
* eliminate all states from map
* find US cities
* learn state flags
* state capitals
* find US famous places
* learn rivers
* national parks
* US foods
You want to learn USA geography but you have not enough time for that?
Here we are! With USA Quiz you will become a master in USA geography and you will have fun!
You can learn all the states with their capitals, largest cities and famous places.
Do not hesitate and download right now for free!
Available modes:
* find states
* eliminate all states from map
* find US cities
* learn state flags
* state capitals
* find US famous places
* learn rivers
* national parks
* US foods
Latest updates
1.16.4
Added "Mountains" game category
Small fixes
More from Konrad Kubis
USA Quiz Android
USA Quiz is #157 in Games › Trivia Free on Google Play in United States and charting in 1 of 23 countries we track.
Updated 24 Oct 2026 · rankings refresh through the day
DeveloperQbis Studio
CategoryGames › Trivia
PriceFree
Released
Installs100k+
Rating★ 4.8 (1.7k)
Updated
Content ratingEveryone
Rating
4.8 ★
1.7k ratings
Measured
Best rank now
#157
Games › Trivia FreeMeasured
USA Quiz on Google Play
App details
App ID
com.qbisstudio.usaquiz
Publisher
Qbis Studio
Content rating
Everyone
USA 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.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
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.
In-app revenue
Worldwide, what users spend in USA Quiz before Apple and Google take their fee.
How this is calculated
Not on any Top Grossing chart: monthly active users × spend per user for its category, measured on the charted apps nearest the bottom of the charts.
Business model: In-app purchase-led
How USA 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 |
|---|---|---|
| United States | Games › TriviaFree | #157 |
Apps near USA Quiz on the chart
Games › Trivia Free, around #157.
Ratings
Google Play, worldwide.
Rating
4.8 ★
1.7k ratings
Measured
Ratings
1.7k
Measured
Written reviews
98
Measured
About USA Quiz
You want to remember all 50 states of America but you always forget one?
You want to learn USA geography but you have not enough time for that?
Here we are! With USA Quiz you will become a master in USA geography and you will have fun!
You can learn all the states with their capitals, largest cities and famous places.
Do not hesitate and download right now for free!
Full list of app learning features:
* states
* cities
* capitals
* flags
* famous places
* rivers
* mountains ranges and peaks
* national parks
* foods
You want to learn USA geography but you have not enough time for that?
Here we are! With USA Quiz you will become a master in USA geography and you will have fun!
You can learn all the states with their capitals, largest cities and famous places.
Do not hesitate and download right now for free!
Full list of app learning features:
* states
* cities
* capitals
* flags
* famous places
* rivers
* mountains ranges and peaks
* national parks
* foods
What's new in 1.17.5
Added "Mountains" category
Added 2 new map themes
Small fixes
Added 2 new map themes
Small fixes