Duda: iPhone vs Android
Duda gets 1k+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
Duda by Cruzeiro do Sul Educacional S/A 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 ★
57k ratings, both stores
Measured
Best rank now
#96
Android · 
Education Free
Education FreeMeasured
App Store
App details
App ID
6451416655
Publisher
Cruzeiro do Sul Educacional S/A
Content rating
4+
Google Play
App details
App ID
br.com.cruzeirodosulvirtual
Publisher
Cruzeiro do Sul Educacional SA
Content rating
Everyone
Duda 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 | 500+ | 1M+ Measured |
| Total | 1k+ 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 Duda'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.
Where it ranks now
Both stores, across every country we track.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.8 ★ | 22k |
| Google Play | 4.8 ★ | 35k 8 written reviews |
| Both stores | 4.8 ★ weighted by ratings | 57k |
About Duda
Desenvolvido para facilitar a vida dos estudantes e orientar quem ainda está explorando suas opções, o App Duda oferece recursos projetados para simplificar sua jornada educacional e profissional.
Mais do que um aplicativo! O App Duda é seu parceiro educacional pessoal, auxiliando na gestão de sua vida acadêmica e na escolha do seu futuro, garantindo que você se mantenha informado, organizado e no caminho certo para alcançar seus objetivos.
Seja você um estudante ou alguém em busca de uma nova carreira, faça o download do App Duda agora mesmo e tenha o poder da educação na palma da sua mão!"
Mais do que um aplicativo! O App Duda é seu parceiro educacional pessoal, auxiliando na gestão de sua vida acadêmica e na escolha do seu futuro, garantindo que você se mantenha informado, organizado e no caminho certo para alcançar seus objetivos.
Seja você um estudante ou alguém em busca de uma nova carreira, faça o download do App Duda agora mesmo e tenha o poder da educação na palma da sua mão!"
Duda iPhone
Duda gets 1k+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
Duda is #97 in Education Free in Brazil and charting in 1 of 24 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperCruzeiro do Sul Educacional S/A
CategoryEducation
PriceFree
Released
Rating★ 4.8 (22k)
Version4.5.1
Age rating4+
First seen by us 25 Sep 2026
25 Sep 2026Installs (est.)1M+ worldwide
Rating
4.8 ★
22k ratings
Measured
Best rank now
#97
Education FreeMeasured
Duda on the App Store
App details
App ID
6451416655
Publisher
Cruzeiro do Sul Educacional S/A
Content rating
4+
Duda 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 Duda'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.
Where it ranks now
Every top chart it appears in across 24 countries.
| Country | Charts | Rank |
|---|---|---|
| Brazil | EducationFree | #97 |
Apps near Duda on the chart
Education Free, around #97.
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Simulado de Concursos Públicos#93
Deepstash: Smarter Every Day!#94
Matific: Maths Game#95
Road Signs AI: Traffic Theory#96
Dress up Games for Little Girl#98
Toca Boca Jr: Fun Kids Games#99
Cake Cooking Games for Kids 2+#100
Dinosaur games for kids & baby#101
Language Learning: Pingo AI#102
Ratings
App Store, worldwide.
Rating
4.8 ★
22k ratings
Measured
Ratings
22k
Measured
About Duda
Desenvolvido para facilitar a vida dos estudantes e orientar quem ainda está explorando suas opções, o App Duda oferece recursos projetados para simplificar sua jornada educacional e profissional.
Mais do que um aplicativo! O App Duda é seu parceiro educacional pessoal, auxiliando na gestão de sua vida acadêmica e na escolha do seu futuro, garantindo que você se mantenha informado, organizado e no caminho certo para alcançar seus objetivos.
Seja você um estudante ou alguém em busca de uma nova carreira, faça o download do App Duda agora mesmo e tenha o poder da educação na palma da sua mão!"
Mais do que um aplicativo! O App Duda é seu parceiro educacional pessoal, auxiliando na gestão de sua vida acadêmica e na escolha do seu futuro, garantindo que você se mantenha informado, organizado e no caminho certo para alcançar seus objetivos.
Seja você um estudante ou alguém em busca de uma nova carreira, faça o download do App Duda agora mesmo e tenha o poder da educação na palma da sua mão!"
Latest updates
4.5.6
Melhorias no App Duda!
• Responder Chamada: corrigimos inconvenientes relacionados a disciplinas desatualizadas.
• Cadastro: ajustamos o fluxo de onboarding para lidar melhor com documentos em análise.
• Privacidade: atualizamos o app conforme as políticas mais recentes de privacidade e permissões.
Avalie o app e nos conte o que achou!
Dúvidas? [email protected]
4.5.1
Melhorias no App Duda!
- Negociação: pequenos ajustes para deixar as informações da tela mais claras.
- Seguimos trabalhando continuamente para melhorar a performance e a experiência do app.
Avalie o app e nos conte o que achou
Dúvidas? [email protected]
Duda Android
Duda gets 1k+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
Duda is #96 in Education Free on Google Play in Brazil and charting in 1 of 15 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperCruzeiro do Sul Educacional SA
CategoryEducation
PriceFree
Released
Installs1M+
Rating★ 4.8 (35k)
Updated
Content ratingEveryone
Rating
4.8 ★
35k ratings
Measured
Best rank now
#96
Education FreeMeasured
Duda on Google Play
App details
App ID
br.com.cruzeirodosulvirtual
Publisher
Cruzeiro do Sul Educacional SA
Content rating
Everyone
Duda 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 Duda'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.
Where it ranks on Google Play
Every top 200 chart it appears in across 15 countries.
| Country | Charts | Rank |
|---|---|---|
| Brazil | EducationFree | #96 |
Apps near Duda on the chart
Education Free, around #96.
Ratings
Google Play, worldwide.
Rating
4.8 ★
35k ratings
Measured
Ratings
35k
Measured
Written reviews
8
Measured
About Duda
Developed to make life easier for students and guide those still exploring their options, the Duda App offers features designed to simplify your educational and professional journey.
More than just an app! The Duda App is your personal educational partner, assisting you in managing your academic life and choosing your future, ensuring you stay informed, organized, and on the right track to achieve your goals.
Whether you're a student or someone seeking a new career, download the Duda App now and have the power of education in the palm of your hand!
[Minimum supported app version: 3.0.10]
More than just an app! The Duda App is your personal educational partner, assisting you in managing your academic life and choosing your future, ensuring you stay informed, organized, and on the right track to achieve your goals.
Whether you're a student or someone seeking a new career, download the Duda App now and have the power of education in the palm of your hand!
[Minimum supported app version: 3.0.10]