Comparison

DevPrep vs CodeHero

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

Head to head
About

DevPrep

Read full description

Ace your iOS developer interview and keep your skills sharp. Hundreds of questions and hands-on coding tasks across 21 topics — the base is updated regularly: Swift, SwiftUI, Swift Concurrency (async/await, actors), Combine, memory & ARC, multithreading & GCD, UIKit, Auto Layout, architecture (MVVM, VIPER, Clean), Objective-C, algorithms & data structures, networking, testing and soft skills. WHAT'S INSIDE • Apple-docs-style answers with syntax-highlighted code • Hands-on coding tasks with full solutions: “predict the output”, “find the bug”, “implement it” • Junior / Middle / Senior and Legacy / Modern level tags — study exactly what you need • Progress tracking, a “learned” marker, a daily streak and goal • A spaced-repetition flashcard trainer and a “Hard” deck • Built-in search and an in-app reader for external materials • Light and dark themes • Full Russian & English — switch on the fly • Works offline We continuously update and expand the library of questions and tasks — new content arrives without an app update. Basic topics are free. Full access to all questions, tasks and materials unlocks with a subscription. SUBSCRIPTION Payment is charged to your Apple ID at confirmation of purchase. It auto-renews unless auto-renew is turned off at least 24 hours before the end of the current period. Manage your subscription in your Apple ID settings. Terms of use and the privacy policy are available in the app.

About

CodeHero

Features
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Готовитесь к собеседованию или хотите стать iOS-разработчиком? Наше приложение — это ваш помощник в обучении и закреплении знаний. Основные возможности: - Тесты трёх уровней сложности: от новичка до опытного разработчика. - Подсказки к вопросам: получайте помощь, если застряли. - История прохождения тестов: отслеживайте свой прогресс. - Награды за достижения: выполните определённые условия и получайте награды. - Система баллов: набирайте очки за тесты и мотивируйте себя на большее. Начните своё обучение прямо сейчас! С нашим приложением вы получите не только знания, но и уверенность в своих силах.

Screenshots

DevPrep4 screens
CodeHero4 screens

Verdict

The call

The clearest difference is in-app purchases: CodeHero at none against DevPrep's 1. DevPrep's advantage is device support (4 vs 2). On price, update cadence, ads and iOS requirement 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. DevPrep sells 1 in-app purchase, starting at $2.99 per 6 months. CodeHero asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 9 days. The most recent releases landed on September 17, 2026 and September 29, 2026 respectively.

Scorecard2 real differences · 4 level
DevPrep versus CodeHero: the parameters behind the verdict, then further details
ParameterDevPrepCodeHero
PriceFreeFree
Update frequencyEvery 9 daysEvery 9 days
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS17.016.0 — better
Further details — not scored
Size28 MB76 MB
Age rating4+17+
DeveloperAliaksei YelinDarya Astapava

In-app purchases

1 purchases

DevPrep

Subscriptions1
  • Get full access3 Days trial$2.996 Months
None

CodeHero

No in-app purchases

Questions

Is DevPrep free?
DevPrep is free to download, with in-app purchases available.
Is CodeHero free?
CodeHero is free to download, with no in-app purchases.
Do DevPrep or CodeHero have ads?
Neither DevPrep nor CodeHero shows ads.
Which is updated more often, DevPrep or CodeHero?
DevPrep ships an update every 9 days, and CodeHero every 9 days. Most recently, DevPrep was updated on September 17, 2026 and CodeHero on September 29, 2026.

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