Free
CourseLearn Kotlin
Learn Kotlin, the expressive, open-source programming language developed by JetBrains.
This course includes
This course includes
Skill level
BeginnerTime to complete
Average based on combined completion rates — individual pacing in lessons, projects, and quizzes may vary9 hoursProjects
8Prerequisites
None
About this course
Kotlin is a modern, concise, and safe programming language widely used for Android development and more. In this course, you will learn Kotlin’s fundamentals, from basic syntax to creating objects and classes, helping you build a strong programming foundation through hands-on projects.
Skills you'll gain
Writing Kotlin syntax and basic statements
Creating and using objects and classes in Kotlin
Understanding Kotlin’s safety features
Developing real-world projects with Kotlin
Syllabus
11 lessons • 8 projects • 7 quizzesCertificate of completion available with Plus or Pro
Earn a certificate of completion and showcase your accomplishment on your resume or LinkedIn.
Projects in this course
- practice Project
ASCII Art
Use print statements to create ASCII art in Kotlin! - practice Project
Math Magic
In this project, you’ll be honing your knowledge of arithmetic operations, augmented assignment operators, and more by coding a mathematical magic trick. - practice Project
Mad Libs
In this project, you'll be using your knowledge of variables, data types, and built-in methods to build a Mad Libs game!
Meet the creator of the course
Jace van Auken
Curriculum Developer at CodecademyEarn a certificate of completion
Show your network you've done the work by earning a certificate of completion for each course or path you finish.- Show proofReceive a certificate that demonstrates you've completed a course or path.
- Build a collectionThe more courses and paths you complete, the more certificates you collect.
- Share with your networkEasily add certificates of completion to your LinkedIn profile to share your accomplishments.
Learn Kotlin course ratings and reviews
892 ratings
- 5 stars
- 4 stars
- 3 stars
- 2 stars
- 1 star
- The lessons are amazingly lined up with real world examples to practice right after each lesson to reinforce learning. What else could a beginner ask for!Sidhu G.Verified Learner
- Awesome intro to Kotlin course! The material was succinct, informative, and helped me grasp Kotlin syntax very well!Claire J.Verified Learner
- I would highly recommend this course to get a grasp of the fundamentals of Kotlin. Well curated, well executed. I sincerely enjoyed this course.Charles M.Verified Learner
Our learners work at
What Is Kotlin Used For?
Codecademy Team
Oct 5, 2021Kotlin is a programming language that was released in 2011 by JetBrains, a company that sells integrated development environments (IDEs) for programming languages. Since then, it’s become a favorite language for developers and replaced Java in many software projects.
In this article, we’ll look at why Kotlin became popular, its advantages, and what it’s used for.
Continue reading
Join over 50 million learners and start Learn Kotlin today!
Looking for something else?
Related resources
- Article
From Editor to Output
Learn what happens behind the scenes when you Run a Kotlin program. - Article
Getting Started with IntelliJ
Learn how to install IntelliJ on your machine and run your first Kotlin program in the IDE. - Article
Dataset Basics
Wix has a database built into the editor that allows you to store data, and use it to display content. They’ve made the challenging part of database management a breeze with their Content Manager, collections, and datasets.
Related courses and paths
- Free course
Learn Kotlin: Introduction
Get started with Kotlin by learning everything you need to know to create your first basic program.Beginner Friendly4 hours - Free course
Learn Kotlin: Collections and Loops
Learn about lists, sets, and maps and different types of loops in Kotlin.Beginner Friendly3 hours - Free course
Learn Kotlin: Functions and Classes
Dive into the world of functions and classes in Kotlin and learn how to write and implement ones of your own.Beginner Friendly2 hours
Browse more topics
- Kotlin79,069 learners enrolled
- Mobile development1,382,730 learners enrolled
- Code foundations7,583,193 learners enrolled
- Computer science6,044,938 learners enrolled
- Web development5,080,693 learners enrolled
- Data science4,604,072 learners enrolled
- Python3,717,205 learners enrolled
- For business3,475,037 learners enrolled
- JavaScript2,916,665 learners enrolled
Unlock additional features with a paid plan
Practice Projects
Guided projects that help you solidify the skills and concepts you're learning.Assessments
Auto-graded quizzes and immediate feedback help you reinforce your skills as you learn.Certificate of Completion
Earn a document to prove you've completed a course or path that you can share with your network.