Udemy
Java Masterclass 2025: 130+ Hours of Expert Lessons
Java Masterclass 2025: 130+ Hours of Expert Lessons is a beginner-level online course from Udemy in Java. It is structured in 20 modules with 7 stated learning outcomes. It is free to enrol, and a certificate is available on completion. Learners rate it 4.6/5 from 214.3K ratings on Udemy, with 964.3K enrolled.
Part of our Java courses collection, where we compare it against 20 other courses.
Course highlights
| Provider | Udemy |
| Level | Beginner |
| Mode | Self-paced |
| Language | English |
| Certificate | Yes — shareable certificate |
| Rating | 4.6★ (214.3K reviews) |
| Learners | 964.3K |
| Price | Free Free |
What you’ll learn
Level and time commitment
Skills you’ll gain
What this course covers
20 modulesThe 20-part outline Udemy publishes for this course.
Module 1 · Getting Started with Java Programming
Module 2 · Java Development Environment Setup
Module 3 · First Steps in Java Programming
Module 4 · Transitioning from JShell to IntelliJ IDEA: A Comprehensive IDE Guide
Module 5 · Mastering Java Expressions, Statements, Code Blocks, And Method Overloading
Module 6 · Mastering Conditional Logic, Loops, And Interactive Java Applications
Module 7 · Mastering Java OOP: Classes & Inheritance
Module 8 · Advanced OOP Techniques: Composition, Encapsulation, and Polymorphism in Action
Module 9 · Advanced Arrays in Java: Single & Multi-Dimensional Techniques
Module 10 · Mastering Lists, Iterators, and Autoboxing: ArrayList, LinkedList & Enums
Module 11 · Mastering Abstraction & Interfaces: Expand Polymorphism & Java Hierarchies
Module 12 · Deep Dive into Java Generics: Bounds, Comparators & Advanced Techniques
Module 13 · Exploring Nested Classes, Local Types & Anonymous Classes
Module 14 · Mastering Java Lambdas: Expressions, Interfaces, and Method References
Module 15 · Mastering Java Collections: Framework, Lists, Sets, and Maps
Module 16 · Mastering Mutability, Immutability and Final Keyword in Java OOP
Module 17 · Comprehensive Java Streams: Operations, Pipelines, and Sources
Module 18 · Java Core Fundamentals: Math, Randomization, BigDecimal, and Date/Time
Module 19 · Regular Expressions in Java: Mastering Pattern Matching and Text Manipulation
Module 20 · Comprehensive Java Input/Output (I/O) and File Operations
What learners rate it
Rated 4.6/5 by 214.3K learners on Udemy (checked 26 Aug 2026).
This rating is collected by Udemy from its own enrolled learners. We reproduce it as reported and do not accept paid or incentivised reviews. See it on Udemy →
Compiled by the 10courses editorial desk. Fees, ratings, duration and certificate details for the 1 course shown are read directly from Udemy course pages — we never estimate a price or a rating. Last verified 26 August 2026.
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Compare with alternatives
Same topic, different trade-offs — here's who runs each one and what it's best at.
| Course | Provider | Rating | Price | Duration | Why pick this one |
|---|---|---|---|---|---|
| Java Masterclass 2025: 130+ Hours of Expert Lessons This |
Udemy
|
4.6★ | Free | Free — and still gives a certificate | |
| Learn JAVA Programming - Beginner to Master |
Udemy
|
4.7★ | Free | Highest rated (4.7★ from 31.3K reviews) | |
| Learn Intermediate Java: JUnit Testing | Codecademy | 4.7★ | Free | 1h | Quickest to finish (1h) |
| Java Spring Framework, Spring Boot, Spring AI - Gen AI |
Udemy
|
4.6★ | Free | Free — certificate included |
Common questions
Is Java Masterclass 2025: 130+ Hours of Expert Lessons free?
Yes. Udemy lists it as free to enrol. A certificate is available on completion — providers often charge separately for the certificate even when the course itself is free, so check the fee on the provider page before you count on it.
Does Java Masterclass 2025: 130+ Hours of Expert Lessons come with a certificate?
Yes — Udemy lists a certificate on completion. It is a course certificate, not a formal qualification or university credit.
Is Java Masterclass 2025: 130+ Hours of Expert Lessons suitable for beginners?
Yes. Udemy lists it at Beginner level, so no prior experience in the subject is assumed.
What does Java Masterclass 2025: 130+ Hours of Expert Lessons cover?
It is organised into 20 modules, starting with Getting Started with Java Programming and going on to Java Development Environment Setup, First Steps in Java Programming, Transitioning from JShell to IntelliJ IDEA: A Comprehensive IDE Guide, Mastering Java Expressions, Statements, Code Blocks, And Method Overloading, among others. The full outline is on this page.