Comparison

Encode vs Learn Kotlin

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

Head to head
About

Encode

Learn to code with interactive, bite-sized lessons designed for busy schedules. Master popular languages like Python, JavaScript, and SQL through hands-on exercises and challenges. Ideal for beginners, this app makes coding accessible and fun, offering certificates upon completion.

Highlights
  • Bite-sized interactive lessons
  • Hands-on coding exercises
  • Learn Python, JavaScript, HTML/CSS, SQL
  • Built-in code playground
  • Daily motivation streaks and hearts
  • Certificates of completion
Features
Read full description

Start coding today with short, interactive lessons! Learn Python, SQL, HTML/CSS, JavaScript (and more) at your own pace. Encode makes learning to code easy! Bite-Sized Learning: Fit coding into your busy life with effective lessons you can complete in just 15 minutes daily. Hands-On Coding: Write REAL code from lesson one! Our interactive quizzes, coding exercises, and challenges build practical, real-world skills. Master In-Demand Languages: Learn Python, JavaScript, HTML, CSS, & SQL. Plus, explore mini-courses in R, Swift, Java, & the Command Line. Practice Anywhere: Our built-in playground for coding means no setup headaches. Experiment, test, and write code on the go. Learning Made Fun: Daily streaks and hearts keep you motivated. Coding feels like a game, not a chore! Perfect for Absolute Beginners: No coding experience needed! Encode guides you step-by-step, demystifying complex concepts. Build Real-World Skills: Prepare to build websites, automate tasks, analyze data, or launch your tech career. Earn Your Certificate: Showcase your new coding skills with a personalized certificate of completion. Join thousands learning to code with Encode. Visit https://upskew.com/privacy for our Privacy Policy and https://upskew.com/tos for our Terms of Use. Illustrations by Ouch (https://icons8.com/ouch). Questions or feedback? We'd love to hear from you at support@upskew.com.

About

Learn Kotlin

Features
Read full description

Learn Kotlin from scratch — no experience needed. Bite-sized Kotlin lessons, a real code editor on your phone, and an AI mentor that answers your questions in seconds. Built for complete beginners, students and career switchers. WHY LEARN Kotlin? • Kotlin is an in-demand skill — a strong addition to any resume • Learn by doing: every lesson mixes short theory with hands-on practice • Build real foundations you can use in projects, work and interviews • Start from zero — every concept is explained in plain language WHAT YOU'LL LEARN • Kotlin fundamentals — the core concepts, step by step • The essential building blocks used in real-world Kotlin work • Practical techniques you can apply right away • Common mistakes — and how to avoid them • Hands-on exercises after every topic • Advanced topics to keep growing beyond the basics EVERYTHING YOU NEED TO LEARN Kotlin • AI Mentor — stuck on a concept or an error? Ask anything and get a clear answer in seconds • 100+ bite-sized lessons (5–10 minutes each) — built for real life, not lecture halls • Real code editor — write and run Kotlin code right on your phone • Quizzes and coding challenges after every topic to lock in what you learn • Weekly Code Challenge — compete with learners around the world • Certificate of completion — pass the final exam and prove your skills • Streaks, progress tracking and smart reminders to keep you consistent • Learn on the go — lessons load fast and keep working on flaky connections • App available in 22 languages WHO IT'S FOR • Complete beginners taking their first steps • Students who want extra practice alongside classes • Career switchers building job-ready skills • Anyone curious about Kotlin Part of CoddyKit — a family of 40+ coding apps trusted by 100,000+ learners worldwide. Free to start: your first course is free, with a daily AI Mentor allowance. Pro unlocks every course, removes ads and gives you unlimited AI Mentor. Download Learn Kotlin: Code & Build and write your first line of Kotlin today. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.coddykit.com/terms/privacy-policy

Screenshots

Encode4 screens
Learn Kotlin4 screens

Verdict

The call

Encode and Learn Kotlin are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Encode sells 2 in-app purchases, starting at $9.99 per month and Learn Kotlin sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Encode ships an update every 2 weeks, Learn Kotlin every 3 weeks. The most recent releases landed on October 29, 2026 and October 7, 2026 respectively.

ScorecardNo meaningful differences
Encode versus Learn Kotlin: the parameters behind the verdict, then further details
ParameterEncodeLearn Kotlin
PriceFreeFree
Rating4.8 (6.4K ratings) — better—
Positive reviews88.8% of reviews—
Number of ratings6.4K — better—
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size85 MB71 MB
Age rating4+4+
DeveloperUpskew Pty. Ltd.MEHMET CANKER (TR)

Bugs and requests

Encode

Reported bugs

3 issues
  • Incorrect grammar/spelling in some lessons
  • Inability to input answers in certain lessons
  • Lesson content not always matching what's asked

Requested features

4 requests
  • Add more coding languages like C++, C#, and Lua
  • Implement progress sync across devices
  • Provide more interactive coding exercises
  • Include audio/voice guidance for lessons

Learn Kotlin

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Encode

Subscriptions2
  • Encode Plus (Monthly)$9.991 Month
  • Encode Plus (Annual)$39.991 Year
4 purchases

Learn Kotlin

Subscriptions3
  • Weekly Subscription$4.997 Days
  • Monthly Subscription$6.991 Month
  • Yearly Subscription$24.991 Year
One-time1
  • Lifetime Subscription$59.99

Questions

Is Encode free?
Encode is free to download, with in-app purchases available.
Is Learn Kotlin free?
Learn Kotlin is free to download, with in-app purchases available.
Do Encode or Learn Kotlin have ads?
Both Encode and Learn Kotlin show ads.
Which is updated more often, Encode or Learn Kotlin?
Encode ships an update every 2 weeks, and Learn Kotlin every 3 weeks. Most recently, Encode was updated on October 29, 2026 and Learn Kotlin on October 7, 2026.

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