Comparison

Delta vs Learn & Code

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

Head to head
About

Delta

This app helps users solve math problems by creating and executing algorithms. It offers tools for homework checking, test preparation, and creating custom quizzes. Users can save, share, and download algorithms via the cloud.

Highlights
  • Create algorithms with natural language
  • Execute algorithms to solve math problems
  • Create and download custom quizzes
  • Save and share algorithms
  • Cloud synchronization for algorithms
Features
Read full description

With Delta: Algorithms, quickly solve any math problem with an algorithm. Save time checking your homework or studying for a test, it’s free! AVAILABLE FEATURES - Create algorithms with an easy and natural language in the editor - Quickly execute algorithms to solve any math problem - Create (or download) a quiz to train yourself - Save your algorithms on your device, share then on the Cloud, or download ready-to-use algorithms shared by other people EXAMPLE OF USAGE - Create an automated calculator for well known theorems or equations - Create a quiz to train solving equations CLOUD SUBSCRIPTION A Cloud subscription is available; It allows you to synchronize your algorithms across your devices and share them with other people on the Cloud. Application developed by Nathan Fallet © 2020 Groupe MINASTE

About

Learn & Code

Learn to code with interactive lessons, gamified challenges, and a robust code editor. Sharpen your skills in multiple languages, compete with others, and prepare for technical interviews. Offers a premium membership for enhanced features.

Highlights
  • Bite-sized lessons in JavaScript and Python
  • Over 200 coding challenges
  • Gamified learning with points and leagues
  • Multi-language autocomplete code editor
  • Community and leaderboards
  • Premium membership for unlimited access
Features
Read full description

Immerse yourself in CodenQuest, the all-in-one coding app that fuses programming practice, bite-sized lessons, and gamification to elevate your coding journey. Now featuring concise JavaScript and Python lessons similar to Mimo, CodenQuest helps you learn to code step by step with interactive exercises and real-time feedback. Whether you’re an aspiring developer, a seasoned pro, or someone prepping for technical interviews, CodenQuest offers the perfect environment to sharpen your skills in web development, software engineering, and data science. Key Features: Bite-Sized Lessons: Dive into structured JavaScript and Python tutorials designed to simplify complex topics. From basic syntax to more advanced concepts, our lessons promote efficient learning and logical problem-solving. Diverse Coding Challenges: Explore over 200 coding puzzles spanning multiple languages, including Java, TypeScript, Kotlin, Swift, Rust, PHP, Ruby, Go, and C++. Daily challenges reinforce best practices and ensure steady progress. Engaging Gamification: Earn points, maintain streaks, and battle for the top spot in weekly coding leagues—rising from Bronze to Challenger. Challenge yourself with algorithm puzzles and coding exercises that keep you motivated. Premium Membership: Upgrade to access unlimited challenges, a coding assistant, and an ad-free interface. Tackle intricate problems on the go and craft custom test cases to fine-tune your skills. Enhanced Code Editor: Enjoy a robust coding experience optimized for iOS: Multi-Language Autocomplete: Intelligent suggestions across 11 languages. iOS-Specific Shortcuts: Snippet jumping, custom arrows, and adaptive scrolling for streamlined coding. Personalized Environment: Clear navigation and organized coding spaces to help you focus on problem-solving. Community & Competition Join a thriving network of coders, compare solutions, and climb leaderboards. Every code submission morphs into a mini-competition, fueling your growth as you learn to code faster and more effectively. Who Benefits from CodenQuest? Aspiring Coders: Break away from dull tutorials and embrace gamified lessons in JavaScript, Python, and more—perfect for interview prep and building solid fundamentals. Professional Developers: Keep your skills fresh in languages like PHP, Rust, and Go with quick, on-the-go coding challenges that fit your schedule. Advanced Programmers: Push boundaries with complex problems, analyze performance metrics, and compete in top-tier leagues for an extra edge in your coding career. Job Seekers: Prepare for technical interviews using challenges modeled after real-world coding tests. Gain the confidence and proficiency to stand out in any recruitment process. Why CodenQuest? CodenQuest redefines learning to code by merging education with fun. Practice core programming concepts, enhance your programming logic, and master new technologies. Our daily tasks and algorithm puzzles immerse you in software development fundamentals, whether you’re focused on web development, data science, or software engineering. With guided tutorials, you’ll build confidence in coding syntax, efficiency, and problem-solving techniques. Download CodenQuest and unlock your potential. Our interactive approach, detailed analytics, and gamified progression transform coding practice into an exciting quest. Strengthen your command of Python, JavaScript, Java, and other popular languages, then apply these skills in real-world projects or technical interviews. Gain a competitive edge, join our vibrant community of coders, and climb the ranks of the coding leagues to showcase your expertise. Embark on your coding adventure today and experience how CodenQuest can revolutionize your learning routine. With each lesson, challenge, and league match, you’ll move closer to achieving your coding ambitions. Take the leap and discover a future of limitless possibilities—one line of code at a time. Terms of use: https://codenquest.com/terms

Screenshots

Delta4 screens
Learn & Code4 screens

Verdict

The call

The clearest difference is rating: Learn & Code at 4.6 against Delta's 3.1. Learn & Code also leads on update cadence (every 4 days vs monthly) and ratings volume (125 vs 7). Delta's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, review sentiment, in-app purchases and monetization model 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. Delta sells 3 one-off in-app purchases and Learn & Code sells 6 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Learn & Code holds the better App Store score, 4.6 against 3.1. That said, the two scores are not equally well evidenced: Learn & Code has 125 ratings behind it against 7, so its average is the more settled of the two. Written reviews split almost evenly too, at 67% and 67% positive.

UpkeepUpdate frequency

Delta ships an update monthly, Learn & Code every 4 days. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

Scorecard5 real differences · 5 level
Delta versus Learn & Code: the parameters behind the verdict, then further details
ParameterDeltaLearn & Code
PriceFreeFree
Rating3.1 (7 ratings)4.6 (125 ratings) — better
Positive reviews66.7% of reviews66.7% of reviews
Number of ratings7125 — better
Update frequencyMonthlyEvery 4 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size5 MB57 MB
Age rating4+4+
DeveloperGroupe MINASTECodenQuest

Customer experience

Delta

All ratings7 ratings
Positive57.1%
Neutral0.0%
Negative42.9%
Written reviews9 reviews
Positive66.7%
Neutral11.1%
Negative22.2%

Learn & Code

All ratings106 ratings
Positive91.5%
Neutral2.8%
Negative5.7%
Written reviews21 reviews
Positive66.7%
Neutral9.5%
Negative23.8%

In-app purchases

3 purchases

Delta

One-time3
  • Donation 1$0.99
  • Donation 2$2.99
  • Donation 3$4.99
6 purchases

Learn & Code

Subscriptions3
  • Premium weekly3 Days trial$2.997 Days
  • Premium Subscription$7.991 Month
  • Premium Subscription3 Days trial$49.991 Year
One-time3
  • 500 Gems$1.99
  • Premium 1 month$12.99
  • Premium 3 months$24.99

Questions

Is Delta free?
Delta is free to download, with in-app purchases available.
Is Learn & Code free?
Learn & Code is free to download, with in-app purchases available.
Which has better reviews, Delta or Learn & Code?
Learn & Code is rated higher. Delta averages 3.1 out of 5 from 7 ratings, while Learn & Code averages 4.6 from 125 ratings.
Do Delta or Learn & Code have ads?
Learn & Code shows ads; Delta does not.
Which is updated more often, Delta or Learn & Code?
Delta ships an update monthly, and Learn & Code every 4 days. Most recently, Delta was updated on October 14, 2026 and Learn & Code on October 15, 2026.

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