SwiftlyCS vs DevPrep
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SwiftlyCS
This app provides quick access to Swift programming code snippets and syntax. It features a search bar, customizable font size, and a dark user interface for easy reference while coding.
- Functional code snippets
- Basic search bar
- Adjustable font size
- Dark UI mode
- User feedback integration
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The purpose of SwiftlyCS is to save you to type "How to ...in Swift?" ºFeatures -Functional Code* -Basic But Handy Search Bar -Option To Change The Font Size -Dusk UI We appreciate your feedback, also if you want a code to appear in the app let us know. *For Swift 3.1
DevPrep
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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.
Screenshots
Verdict
The clearest difference is update cadence: DevPrep at every 9 days against SwiftlyCS's every 6 months. DevPrep also leads on device support (4 vs 2). SwiftlyCS's advantage is iOS requirement (8.0 vs 17.0). On price, ads and in-app purchases 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
Both are free to download. SwiftlyCS sells 1 one-off in-app purchase and DevPrep sells 1 in-app purchase, starting at $2.99 per 6 months. Whichever you choose, the download price is not the number that matters.
SwiftlyCS ships an update every 6 months, DevPrep every 9 days. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.
| Parameter | SwiftlyCS | DevPrep |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 6 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 8.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 21 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Juan Garcia Montenegro | Aliaksei Yelin |
In-app purchases
SwiftlyCS
- Remove Ads$0.99
DevPrep
- Get full access3 Days trial$2.996 Months
Questions
Is SwiftlyCS free?
Is DevPrep free?
Do SwiftlyCS or DevPrep have ads?
Which is updated more often, SwiftlyCS or DevPrep?
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