Introduction to Java · Lesson 3 of 28

Why Learn Java?

A free lesson from Swipe Coding · Java, level 1 · updated October 2026

By the Swipe team, founded by Colin · how we make lessons

🤖

Picking your first language is a big decision — here's why Java's a great one. 🎯

There are many programming languages — so why is it worth starting with Java specifically? The most important reason: Java has been one of the most widely used languages in the world for decades. That means huge demand for Java developers on the job market, whether at startups, banks, or big tech companies.

🤖

Strictly typed sounds intimidating, but Java is really just looking out for you. 🛡️

Java also teaches you solid fundamentals that will help you with other languages too. Because Java has very clear, strict rules (this is called "strictly typed"), you get used to writing clean, structured code right from the start.

Quick check

What is one important reason many people learn Java?

Fill in the blank

Java is one of the most important languages for developing ____ apps.

🤖

Big community means you're never stuck for long. 🤝

Another advantage: Java has a huge, active community. That means for almost every problem, you can already find a solution online, a ready-made library, or someone who can help you.

True or false

Java has a small, barely active community.

Free coding tools

🧭 Which Language Should You Learn?⌨️ Code Typing Speed Test 🧭 Learning Advisor

Keep your streak going in Swipe Coding

Swipe through every level of Java on your iPhone — with XP, stars, streaks, a personal advisor and the full track beyond these free levels.

Get the Swipe apps →