Comparison

AR Coding | kodabl vs DevPrep

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

Head to head
About

AR Coding | kodabl

This app uses augmented reality cards to teach children programming concepts like logic, problem-solving, and sequences. It offers 20 levels of visual programming, culminating in a certificate of completion. Designed for independent use by children, it can also be adapted for distance or individual learning.

Highlights
  • Augmented reality card integration
  • Visual programming concepts
  • Logical thinking and problem-solving
  • 20 levels of progressive learning
  • Certificate of completion
  • Designed for independent child use
Features
Read full description

A child creates a game and learns, improves his logical thinking, solves problems. Improve logical thinking before the child learns to read! Visual programming is the best way to improve the logical thinking of your child and teach him programming online from scratch. He can learn programming gradually, step by step. Interesting programming begins the moment a child makes up a sequence of commands and launches them with the help of the augmented reality cards. Programming for children is built on the basic functions of learning programming, such as: events order (object management commands) condition Yes / No. cycle function The app for learning programming with the elements of augmented reality has 20 levels. After passing them your child will easily master the profession of the programmer in future. At the end of the program, the child will get a certificate confirming a successful completion of the online course "Basic programming for children. The initial level”. All you need is to: Download and print the cards. Solve the tasks of the program and then bring the cards close to the tablet camera. The program makes it possible to use only touchscreen without cards. This app for learning programming has been specifically designed for children to use without assistance. It can be extended for the distance learning and also be adapted for the individual learning. Attention! Technical requirements for your devices: tablet or smartphone with camera, min. 700 mb of free space, 1 GB RAM, IOS 9.3.5 and higher. About IAP: The app offers an auto-renewing subscription based in-app purchase (IAP) Subscription name: Metodist's mode; Subscription cost: $2.00 (USD); Subscription duration: 1 month; Terms of Use: You can read your terms of use here for more details: http://arkids.cards/terms_of_use Auto-renewing subscription: You subscription will be renewed every month i.e. you will be charged every month. • Payment will be charged to your iTunes account at confirmation of purchase and will automatically renew (at the duration/price selected) unless auto-renew is turned off at least 24 hrs before the end of the current period. • Account will be charged for renewal within 24-hours prior to the end of the current period. • Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your iTunes Account Settings after purchase. • Any unused portion of the free one month initial period will be forfeited when you purchase a subscription.

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.

Screenshots

AR Coding | kodabl4 screens
DevPrep4 screens

Verdict

The call

The clearest difference is in-app purchases: AR Coding | kodabl at none against DevPrep's 1. AR Coding | kodabl also leads on iOS requirement (7.0 vs 17.0). DevPrep's advantage is update cadence (every 9 days vs every 4 months). On price, ads 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. DevPrep sells 1 in-app purchase, starting at $2.99 per 6 months. AR Coding | kodabl asks for nothing beyond the download.

UpkeepUpdate frequency

AR Coding | kodabl ships an update every 4 months, DevPrep every 9 days. The most recent releases landed on September 16, 2026 and September 17, 2026 respectively.

Scorecard3 real differences · 7 level
AR Coding | kodabl versus DevPrep: the parameters behind the verdict, then further details
ParameterAR Coding | kodablDevPrep
PriceFreeFree
Rating4.3 (6 ratings) — better—
Positive reviews83.3% of reviews—
Number of ratings6 — better—
Update frequencyEvery 4 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS7.0 — better17.0
Further details — not scored
Size652 MB28 MB
Age rating4+4+
DeveloperValeriy DanyukAliaksei Yelin

In-app purchases

None

AR Coding | kodabl

No in-app purchases

1 purchases

DevPrep

Subscriptions1
  • Get full access3 Days trial$2.996 Months

Questions

Is AR Coding | kodabl free?
AR Coding | kodabl is free to download, with no in-app purchases.
Is DevPrep free?
DevPrep is free to download, with in-app purchases available.
Do AR Coding | kodabl or DevPrep have ads?
Neither AR Coding | kodabl nor DevPrep shows ads.
Which is updated more often, AR Coding | kodabl or DevPrep?
AR Coding | kodabl ships an update every 4 months, and DevPrep every 9 days. Most recently, AR Coding | kodabl was updated on September 16, 2026 and DevPrep on September 17, 2026.

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