Comparison

Math Duel vs ecode10 Swift Course

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

Head to head
About

Math Duel

Learn math through engaging gameplay with cute characters and relaxing music. Practice writing numbers and master all four basic operations with over a thousand exercises. Enjoy an ad-free, stress-free learning environment designed for kids of all ages.

Highlights
  • Ad-free experience
  • Number writing practice
  • Over 1000 exercises
  • Addition, subtraction, multiplication, division
  • Cute chibi characters
  • Constant content updates
Features
Read full description

Discover a cute and fun way to learn math with adorable chibi characters and relaxing music. Just write the numbers with your finger and you're set: every correct answer becomes an achievement, and every mistake is a chance to learn stress-free through play. Recommended for kids of all ages, iMath offers a unique mathematical adventure featuring dozens of enchanting chibi characters, making learning even more enjoyable and personal! Download now and turn studying into a magical moment of fun! Features: - Ad-free experience! - Number writing practice! - More than one thousand exercises! - All math operations: addition, subtraction, multiplication, and division! - Constant updates with new content! App Subscription: You can subscribe to gain full access to the complete list of math lessons. Payment will be charged to your iTunes account upon confirmation of purchase. You will be able to perform all exercises during the subscription period. The subscription automatically renews at the same price and duration as the original package ("one week"/"one month"/"one year"), unless auto-renewal is turned off at least 24 hours before the end of the current period. The account renewal will be charged within 24 hours before the end of the current period at the cost of the chosen package (weekly, monthly, or yearly). Subscriptions may be managed by the user, and auto-renewal may be turned off by going to the user's iTunes account settings after purchase. No cancellation of the current subscription is allowed during the active subscription period. You can cancel a subscription during the free trial period through your iTunes account subscription settings. This must be done 24 hours before the end of the subscription period to avoid being charged. Visit: http://support.apple.com/kb/ht4098 for more information. You can turn off auto-renewal of your subscription via your iTunes account settings. However, you cannot cancel the current subscription during its active period. Any unused portion of a free trial period will be forfeited when the user purchases an app subscription. Links to our Terms of Service and Privacy Policy can be found below. Privacy Policy: https://www.mathgames.dev/privacy-policy.html Terms of Use: https://www.mathgames.dev/terms-of-service.html * Prices correspond to the same value determined by the "Apple App Store Pricing Matrix" as equivalent to the subscription price in $USD.

About

ecode10 Swift Course

Learn to build iOS and macOS applications from scratch using Swift and SwiftUI. This practical course covers Xcode, app navigation, local databases, and more, culminating in a finished app and a downloadable source code. A certificate of completion is awarded upon finishing all lessons and challenges.

Highlights
  • Build apps from scratch
  • Swift and SwiftUI coding
  • Xcode tool usage
  • App navigation and lifecycle
  • Local database and search
  • Downloadable source code
  • Certificate of completion
Features
Read full description

Vou te mostrar como é a dinâmica do curso, assim você pode confiar e entender melhor a dinâmica do autor(a). Língua do curso: Português 1. Ferramenta: Xcode; 2. Linguagem: Swift e Storeboard 3. Computador: MacOS 4. Este curso tem o pré-requisito de ter um computador específico chamado MacBook com o sistema operacional MacOS. 5. Última versão publicada sempre Você pode fazer essa aula diretamente do seu smartphone, table e computador. Curso de Swift UIKit - Sobre a ferramenta Xcode - Swift e Storeboard - Swift é a linguagem - SwiftUI é a interface ligada com o código - Vou criar com você um aplicativo do zero - Aplicativo passo a passo - Navegação - Link - 100% prática - Detalhes de código - Lista - Como criar o projeto - Como separar as classes - Templates - iOS e macOS - O seu aplicativo em vários aplicativos diferentes - Interface - Life Cycle - Organization Identifier - TableView - Banco de dados local - Buscas - Inserir, atualizar, excluir, pesquisar - e muito mais Benefícios do curso - Você vai sair do curso com um aplicativo feito - Você vai aprender na prática como criar um aplicativo - Você vai aprender passo a passo como gerar um aplicativo usando Swift e SwiftUI - Você vai fazer download do código fonte - Você vai sair com um livro grátis para leitura Curso de SwiftUI - Sobre a ferramenta Xcode - Swift e SwiftUI - Swift é a linguagem - SwiftUI é a interface ligada com o código - Vou criar com você um aplicativo do zero - Aplicativo passo a passo - Navegação - Link - Problema: conhecimento sobre as frutas - Solução: criar um aplicativo using SwiftUI e Swift que mostre algumas frutas e explique os benefícios de cada uma delas - 100% prática - Detalhes de código - Lista - NavegationLink - Como criar o projeto - Como separar as classes - Templates - iOS e macOS - O seu aplicativo em vários aplicativos diferentes - Interface - Life Cycle - Organization Identifier - e muito mais Tipo de aula: Aulas com 100% de prática Tempo de curso: mais de 16 aulas práticas e ainda continua com os cursos dia a dia. As nossas aulas continuam sempre atualizando e você terá acesso a ela dentro da plataforma ecode10.academy Diploma / Certificado de conclusão de curso: Sim, é necessário: - Concluir todas as aulas - Fazer o desafio do curso; - Entregar o que foi feito para o availador. O diploma será gerado e você poderá publicar na plataforma profissional de rede social como o Linkedin. Autor do curso: [Mauricio Junior](https://mauriciojunior.net) Contato: Dentro da plataforma você tem contato com o autor, pode marcar aulas particulares com ele e aprender mais e mais. É importante para nós que você aprenda e se depender de nós faremos tudo para você aprender a aprender. Metodologia: CBL (Aprendizado baseado em desafio) Pagamento apenas uma vez para ter todo o curso. (Payment: just one time to see all course)

Screenshots

Math Duel4 screens
ecode10 Swift Course4 screens

Verdict

The call

The clearest difference is monetization model: ecode10 Swift Course at free against Math Duel's subscription. ecode10 Swift Course also leads on rating (5.0 vs 4.7). Math Duel's advantage is update cadence (every 3 weeks vs every 39 months) and ratings volume (426 vs 1). On price, ads, 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. Math Duel sells 6 in-app purchases, starting at $4.99 per 7 days and ecode10 Swift Course sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

ecode10 Swift Course holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Math Duel has 426 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Math Duel ships an update every 3 weeks, ecode10 Swift Course every 39 months. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.

Scorecard5 real differences · 5 level
Math Duel versus ecode10 Swift Course: the parameters behind the verdict, then further details
ParameterMath Duelecode10 Swift Course
PriceFreeFree
Rating4.7 (426 ratings)5.0 (1 ratings) — better
Positive reviews83.3% of reviews—
Number of ratings426 — better1
Update frequencyEvery 3 weeks — betterEvery 39 months
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better26.0
Further details — not scored
Size728 MB5 MB
Age rating4+4+
DeveloperMath GamesMauricio Junior

Customer experience

Math Duel

All ratings426 ratings
Positive92.0%
Neutral4.5%
Negative3.5%
Written reviews18 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

ecode10 Swift Course

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

6 purchases

Math Duel

Subscriptions5
  • Easy Math Game$4.997 Days
  • Easy Math Game$9.997 Days
  • Easy Math$9.991 Month
Show 2 more
  • Easy Math$24.991 Month
  • Math Learner3 Days trial2 variants$29.991 Year
One-time1
  • Math Games$299.99
1 purchases

ecode10 Swift Course

One-time1
  • ecode10 swift$39.99

Questions

Is Math Duel free?
Math Duel is free to download, with in-app purchases available.
Is ecode10 Swift Course free?
ecode10 Swift Course is free to download, with in-app purchases available.
Which has better reviews, Math Duel or ecode10 Swift Course?
ecode10 Swift Course is rated higher. Math Duel averages 4.7 out of 5 from 426 ratings, while ecode10 Swift Course averages 5.0 from 1 ratings.
Do Math Duel or ecode10 Swift Course have ads?
Neither Math Duel nor ecode10 Swift Course shows ads.
Which is updated more often, Math Duel or ecode10 Swift Course?
Math Duel ships an update every 3 weeks, and ecode10 Swift Course every 39 months. Most recently, Math Duel was updated on October 14, 2026 and ecode10 Swift Course on October 18, 2026.

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