The Complete JavaScript Course 2026: From Zero to Expert
The Complete JavaScript Course 2026: From Zero to Expert is an online course from Udemy in JavaScript. It is structured in 20 modules with 8 stated learning outcomes, over 69 hours. It is free to enrol, and a certificate is available on completion. Learners rate it 4.7/5 from 233.9K ratings on Udemy, with 1M enrolled.
Part of our JavaScript courses collection, where we compare it against 12 other courses.
Course highlights
| Provider | Udemy |
| Duration | 69 hours |
| Level | All Levels |
| Mode | Self-paced |
| Language | English |
| Certificate | Yes — shareable certificate |
| Instructor | Jonas Schmedtmann |
| Rating | 4.7★ (233.9K reviews) |
| Learners | 1M |
| Price | Free ₹3,999 |
About this course
The Complete JavaScript Course 2026: From Zero to Expert teaches you how to build modern web applications using JavaScript. This course covers core JavaScript fundamentals, including variables, data types, and control structures. You also learn about Document Object Model (DOM) manipulation, which lets you change web page content and styles dynamically. The curriculum includes modern ES6+ features, object-oriented programming (OOP), and asynchronous JavaScript with promises.
Instructor Jonas Schmedtmann designed this Udemy course to take learners from basic understanding to advanced application. It uses a project-based approach with challenges and theory to help you master JavaScript. The course aims to make you proficient in building real-world projects. With 69 hours of self-paced content, it suits learners at all levels, from beginners to those looking to deepen their existing skills. You gain practical experience applying JavaScript concepts to create interactive web experiences.
Upon completing The Complete JavaScript Course 2026: From Zero to Expert, you can confidently work with various JavaScript features. You will understand how to manipulate web page elements and handle user interactions. The course also equips you with skills in managing asynchronous operations, which are crucial for fetching data and building responsive applications. You also learn to structure your code using object-oriented principles, preparing you for more complex development tasks.
Considering Alternatives for JavaScript Learning
While The Complete JavaScript Course 2026: From Zero to Expert offers comprehensive coverage for all levels, other options might better suit specific learning goals. If your primary interest is in algorithms and data structures, the free JavaScript Algorithms and Data Structures from freeCodeCamp provides 300 hours of focused content. This program is ideal for those preparing for technical interviews or wanting a deep dive into computational logic.
For a shorter, focused introduction to modern JavaScript, consider Modern JavaScript From The Beginning on Udemy. This course has a duration of 22 hours and costs ₹549. If you are looking for free JavaScript programming options, Udemy also offers Master JavaScript from Basics to Advanced. Explore more choices on our main JavaScript courses hub page to find the best fit for your learning journey.
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, across 69 hours.
Module 1 · Welcome, Welcome, Welcome!
Module 2 · JavaScript Fundamentals – Part 1
Module 3 · JavaScript Fundamentals – Part 2
Module 4 · How to Navigate This Course
Module 5 · Developer Skills & Editor Setup
Module 6 · [OPTIONAL] HTML & CSS Crash Course
Module 7 · JavaScript in the Browser: DOM and Events [PROJECT]
Module 8 · How JavaScript Works Behind the Scenes
Module 9 · Data Structures, Modern Operators and Strings
Module 10 · A Closer Look at Functions
Module 11 · Working With Arrays [PROJECT]
Module 12 · Numbers, Dates, Intl and Timers [PROJECT]
Module 13 · Advanced DOM and Events [PROJECT]
Module 14 · Object-Oriented Programming (OOP) With JavaScript
Module 15 · Mapty App: OOP, Geolocation, External Libraries, and More! [PROJECT]
Module 16 · Asynchronous JavaScript: Promises, Async/Await, and AJAX
Module 17 · Modern JavaScript Development: Modules, Tooling, and Functional
Module 18 · Forkify App: Building a Modern Application [PROJECT]
Module 19 · Setting Up Git and Deployment
Module 20 · The End!
What learners rate it
Rated 4.7/5 by 233.9K learners on Udemy (checked 29 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 CoursesGlobal 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 29 August 2026.
How we compare and rank courses · Our review policy · Affiliate disclosure
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 |
|---|---|---|---|---|---|
| The Complete JavaScript Course 2026: From Zero to Expert This |
 Udemy
|
4.7★ | Free | 69 hours | Highest rated (4.7★ from 233.9K reviews) |
| JavaScript Algorithms and Data Structures |
 freeCodeCamp
|
4.7★ | Free | 300 hours | Free — and still gives a certificate |
| Modern JavaScript From The Beginning |
Udemy
|
4.7★ | ₹549 | 22 hours | Cheapest paid option (₹549) |
| Become a WordPress Developer: Unlocking Power With Code |
Udemy
|
4.7★ | Free | Free — certificate included |
Where JavaScript leads
Roles we map to JavaScript on CoursesGlobal. This is our own mapping of subject to job, not a placement claim by Udemy.
Browse every course we track for one of these — courses for full-stack developers.
Common questions
Is The Complete JavaScript Course 2026: From Zero to Expert 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 The Complete JavaScript Course 2026: From Zero to Expert come with a certificate?
Yes — Udemy lists a certificate on completion. It is a course certificate, not a formal qualification or university credit.
How long does The Complete JavaScript Course 2026: From Zero to Expert take?
Udemy lists it at 69 hours. It is self-paced, so that is the volume of material rather than a deadline — how long it actually takes depends on the hours you put in each week.
Is The Complete JavaScript Course 2026: From Zero to Expert suitable for beginners?
Udemy lists it as suitable for all levels, so beginners and people brushing up work through the same material.
What does The Complete JavaScript Course 2026: From Zero to Expert cover?
It is organised into 20 modules, starting with Welcome, Welcome, Welcome! and going on to JavaScript Fundamentals – Part 1, JavaScript Fundamentals – Part 2, How to Navigate This Course, Developer Skills & Editor Setup, among others. The full outline is on this page.
Who teaches The Complete JavaScript Course 2026: From Zero to Expert?
Jonas Schmedtmann, as listed by Udemy.