160 Best FREE Udacity Courses with Certificate (2025)

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best free udacity courses with certificates

Udacity is a for-profit institution that promotes online teaching of various courses. It is an online education provider that offers online courses, known as Massive Open Online Courses. The courses offered by Udacity are highly interactive, containing quizzes and exercise. Students can get benefits from its project review system which produces detailed expert project reviews quickly.

After spending over 150 hours reviewing more than 40 online learning tools, I have come to trust Udacity’s commitment to quality. The platform offers well-researched and comprehensive courses, with several free options that include certificates. I found these courses to be an honest and transparent breakdown of essential skills, providing up-to-date recommendations for beginners and professionals alike. Their free courses are a must-see, offering valuable insight into tech fields.
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Best Udacity Free Courses Online

Courses are arranged in the following category:

Best Udacity Bestseller Courses

Udacity’s best-selling courses offer high-quality, industry-relevant content designed to help learners advance in their careers. With expert instructors, hands-on projects, and personalized support, these courses cover in-demand fields like data science, artificial intelligence, and programming. Whether you’re a beginner or looking to upskill, Udacity’s top courses provide practical knowledge and a direct path to career success.

Link Timeline About Course Link
AI Programming with Python 73 hours Learn Python, NumPy, pandas, Matplotlib, PyTorch, Calculus, and Linear Algebra—the foundations for building your own neural network. Enroll for Free
Data Analyst 43 hours Use Python, SQL, and statistics to uncover insights, communicate critical findings, and create data-driven solutions Enroll for Free
Java Web Developer 69 hours Learn back-end development with the Java programming language Enroll for Free
Full Stack Web Developer 67 hours Learn to design and develop powerful modern web applications that form the foundation for the apps, websites, and systems Enroll for Free
Data Scientist 61 hours Gain real-world data science experience with projects designed by industry experts. Enroll for Free
Front End Web Developer 37 hours Learn how to build high quality websites and dynamic applications to create stunning user experiences for the web. Enroll for Free
Data Structures and Algorithms 47 hours Get hands-on practice with over 100 data structures and algorithm exercises and technical mentor support Enroll for Free
Data Engineer 40 hours Data Engineering is the foundation for the new world of Big Data. Enroll for Free
AWS Machine Learning Engineer 94 hours Learn advanced machine learning techniques and algorithms — including how to package and deploy your models to a production environment. Enroll for Free
React Developer 39 hours React is completely transforming Front-End Development. Master this powerful UI library from Facebook with Udacity. Enroll for Free
Business Analytics 69 hours Gain foundational data skills applicable to any industry. Collect and analyze data, model business scenarios, and communicate your findings with SQL, Excel, and Tableau. Enroll for Free
User Experience 51 hours Design impactful user experiences for products in today’s digital world. Enroll for Free
Product Manager 50 hours Envision and lead the product strategy of industry-defining products, and learn to successfully bring them to market. Enroll for Free
Intro to Programming 109 hours Udacity’s Intro to Programming is your first step towards careers in Web and App Development, Machine Learning, Data Science, AI, and more!  Enroll for Free
C++ 62 hours Learn C++, a high-performance programming language used in the world’s most exciting engineering jobs Enroll for Free
Computer Vision 37 hours Master the computer vision skills behind advances in robotics and automation. Enroll for Free
Deep Learning 61 hours Deep learning is driving advances in artificial intelligence that are changing our world.  Enroll for Free
Cloud Developer 60 hours Cloud development is the foundation for the new world of software development. Enroll for Free
Programming for Data Science with Python 53 hours Prepare for a data science career by learning the fundamental data programming tools: Python, SQL, command line, and git. Enroll for Free

Best Udacity Free Courses for Beginners

Udacity offers a range of free courses for beginners, providing an excellent introduction to tech fields like programming, data analysis, and AI. These self-paced courses feature expert-led tutorials, interactive exercises, and valuable insights to help learners build foundational skills. Perfect for those looking to explore new career paths, Udacity’s free courses are accessible and beginner-friendly.

Link Timeline About Course Pricing Link
SQL for Data Analysis Approx. 4 weeks Databases, SQL, and More! Free Enroll for Free
Data Visualization in Tableau 77 hours See and understand your data Free Enroll for Free
Intro to Statistics Approx. 2 months Making Decisions Based on Data Free Enroll for Free
Statistics Approx. 4 months The Science of Decisions Free Enroll for Free
Version Control with Git Approx. 3 weeks Learn to build projects collaboratively Free Enroll for Free
Introduction to Programming 109 hours Getting Started with the Shell Free Enroll for Free
Android Basics: Multiscreen Apps Approx. 2 months learning to build Android App Free Enroll for Free
Intro to Point & Click App Development Approx. 1 months build powerful web and mobile apps and host them in the cloud, Free Enroll for Free
UX Design for Mobile Developers Approx. 6 weeks Learn to Design a 5-Star Android App Free Enroll for Free
Problem Solving with Advanced Analytics Approx. 2 weeks Structured approaches to problem solving Free Enroll for Free
Creating an Analytical Dataset Approx. 2 weeks Prepare data for analysis and modeling Free Enroll for Free
Big Data Systems 19 hours Algorithms and systems in the context of healthcare applications. Free Enroll for Free
Swift for Beginners Approx. 7 days Your First Programming Language Free Enroll for Free
Networking for Web Developers Approx. 2 weeks TCP, IP, What’s Underneath HTTP? Free Enroll for Free
How to Install Android Studio Approx. 1 day Installation Guide for Windows and Mac Free Enroll for Free
Intro to Psychology Approx. 4 months The Science of Thought and Behavior Free Enroll for Free
Intro to Physics Approx. 2 months Landmarks in Physics Free Enroll for Free
HTML5 Canvas Approx. 2 weeks From Pixels to Animation! Free Enroll for Free
Shell Workshop Approx. 1 days Getting Started in the Shell Free Enroll for Free
Android Basics: User Input Approx. 4 weeks basics of Android and Java programming Free Enroll for Free
Eigenvectors and Eigenvalues Approx. 1 weeks Concepts in Linear Algebra Free Enroll for Free
Introduction to Virtual Reality Approx. 1 months Add Life to VR With a Few Lines of Code Free Enroll for Free
Applying AI to EHR Data 14 hours Applications and Analysis Free Enroll for Free
Writing READMEs Approx. 3 days Because Code is for Humans, Too Free Enroll for Free
Product Design 12 hours Principles of Design Free Enroll for Free
Engagement & Monetization | Mobile Games Approx. 3 weeks How to make Money with your Games Free Enroll for Free
Digital Transformation for Business Leaders 7 hours Offered at Georgia Tech as CS6460 Free Enroll for Free
Self-Driving Fundamentals: Featuring Apollo Approx. 4 week Udacity x Baidu Apollo Free Enroll for Free
Localization Essentials Approx. 2 weeks Making Products Work for Users Worldwide Free Enroll for Free
OMSCS Student Orientation NA Entry point into the world of AI using Microsoft’s cloud-based solutions. Free Enroll for Free
Cloud Fundamentals Fluency 3 hours Fundamental topics of cloud computing Free Enroll for Free
TensorFlow for Deep Learning Approx. 2 weeks TensorFlow and the Keras API Free Enroll for Free
Introduction to Virtual Reality Approx. 2 weeks Learn about the basics of VR Free Enroll for Free
Version Control with Git Approx. 4 weeks Learn to track and manage changes Free Enroll for Free
Swift for Developers Approx. 7 days Your Next Programming Language Free Enroll for Free
Compilers: Theory and Practice NA Offered at Georgia Tech as CS 8803 Free Enroll for Free

Best Udacity Intermediate Level Courses for Free

​Udacity’s free intermediate-level courses are ideal for those with foundational knowledge seeking to expand their expertise. Offering hands-on learning in fields like Web Development, Data Analysis, and Programming, these courses provide practical skills for career advancement. Taught by industry professionals, they equip learners with the tools to tackle real-world challenges and enhance their technical proficiency.

Link Timeline About Course Pricing Link
Data Visualization 77 hours Offered at Georgia Tech as CSE 6242 Free Enroll for Free
Intro to Artificial Intelligence Approx. 4 months Learn the Fundamentals of AI Free Enroll for Free
Product Design Approx. 2 months Validation and UX through Design Sprints Free Enroll for Free
Intro to HTML and CSS Approx. 1 months Learn HTML and CSS Free Enroll for Free
Agile Software Developer 56 hours Offered at Georgia Tech as CS 6310 Free Enroll for Free
Data Structures and Algorithms 47 hours Confidently take on the tech interview Free Enroll for Free
Designing RESTful APIs Approx. 3 weeks Build and Secure a Backend API Server Free Enroll for Free
Programming with Python Fluency 8 hours Learn how to use Python loops to iterate over data Free Enroll for Free
A/B Testing for Business Analysts Approx. 3 weeks Run business experiments Free Enroll for Free
A/B Testing Approx. 1 months Online Experiment Design and Analysis Free Enroll for Free
Developing Android Apps with Kotlin Approx. 60 hours Learn to architect and develop Android apps in the Kotlin Free Enroll for Free
Responsive Web Design Fundamentals Approx. 2 weeks Great Experiences on Any Device Free Enroll for Free
Full Stack Foundations Approx. 3 weeks Build a data-driven web app with Python Free Enroll for Free
Get Your Startup Started Approx. 3 weeks Assess, Hire, and Fund Your Company Free Enroll for Free
C++ For Programmers Approx. 3 weeks Learn features and constructs for C++ Free Enroll for Free
Embedded Systems and Robotics Fluency 5 hours Offered at Georgia Tech as CS 8803 Free Enroll for Free
Asynchronous JavaScript Requests Approx. 3 weeks Fetch Data Asynchronously Free Enroll for Free
Introduction to Operating Systems Approx. 2 months Offered at Georgia Tech as CS 8803 Free Enroll for Free
Unsupervised Learning 14 hours Conversations on Analyzing Data Free Enroll for Free
A/B Testing for Business Analysts  Approx. 16 weeks Offered at Georgia Tech as CS 6340 Free Enroll for Free
Enterprise Security 68 hours Offered at Georgia Tech as CS 8803 Free Enroll for Free
Web Tooling & Automation Approx. 3 weeks Gulp, Sass, and BabelJS, Oh My! Free Enroll for Free
Data Analysis with R Approx. 2 weeks Data is everywhere and so much of it is unexplored. Free Enroll for Free
Artificial Intelligence Approx. 4 months Offered at Georgia Tech as CS 6601 Free Enroll for Free
Computational Photography Approx. 4 months Offered at Georgia Tech as CS 6475 Free Enroll for Free
Intro to Algorithms Approx. 4 months Social Network Analysis Free Enroll for Free
Time Series Forecasting Approx. 3 weeks Use models to forecast the future Free Enroll for Free
Kotlin Bootcamp for Programmers Approx. 2 weeks Language fundamentals for developers Free Enroll for Free
JavaScript and the DOM Approx. 4 weeks Dynamically control the browser Free Enroll for Free
Authentication & Authorization: OAuth Approx. 2 weeks Implementing Web Security with OAuth 2.0 Free Enroll for Free
Deploying Applications with Heroku Approx. 1 weeks Share Your Applications with the World Free Enroll for Free
Object-Oriented JavaScript Approx. 3 weeks Build Apps with Maintainable Code Free Enroll for Free
Build Native Mobile Apps with Flutter Approx. 2 weeks Native apps for iOS and Android Free Enroll for Free
Intro to Relational Databases Approx. 4 weeks SQL, DB-API, and More! Free Enroll for Free
Data Visualization and D3.js Approx. 7 weeks Communicating with Data Free Enroll for Free
AI Programming with Python 73 hours A Brief Refresher (with Python!) Free Enroll for Free
Network Security 12 hours Offered at Georgia Tech as CS 6262 Free Enroll for Free
Intro to jQuery Approx. 2 days Manipulating Websites with Ease Free Enroll for Free
Front End Web Developer 37 hours The Critical Rendering Path Free Enroll for Free
Firebase Analytics: Android Approx. 2 days Improve your apps with better user data Free Enroll for Free
Scalable Microservices with Kubernetes Approx. 1 months Master infrastructure management Free Enroll for Free
Intro to Hadoop and MapReduce Approx. 1 months How to Process Big Data Free Enroll for Free
Data Wrangling with MongoDB Approx. 2 months Data Manipulation and Retrieval Free Enroll for Free
Firebase in a Weekend: Android Approx. 2 days Building a Realtime Chat App Free Enroll for Free
Object Oriented Programming in Java Approx. 2 weeks Learn all about Object Oriented Programming (OOP). Free Enroll for Free
Intro to Backend Approx. 3 weeks Starting Out with Web Serving Technology Free Enroll for Free
Site Reliability Engineer 60 hours Automating the Boring Tasks Free Enroll for Free
Responsive Images Approx. 2 weeks Fewer Bytes, Faster Loads Free Enroll for Free
HTTP & Web Servers Approx. 1 weeks How does HTTP work? Free Enroll for Free
Firebase in a Weekend (Android) Approx. 4 weeks Firebase as a backend for your Android application. Free Enroll for Free
Offline Web Applications Approx. 3 weeks Using IndexedDB & Service Worker Free Enroll for Free
Mobile Design and Usability for Android Approx. 2 weeks Learn how to design an intuitive, user-centered mobile app Free Enroll for Free
How to Build a Startup Approx. 1 months The Lean LaunchPad Free Enroll for Free
Classification Models Approx. 2 weeks Use data to predict categorical outcomes Free Enroll for Free
User Experience 51 hours Offered at Georgia Tech as 6750 Free Enroll for Free
Dynamic Web Applications with Sinatra Approx. 2 weeks Ruby Web Development Fundamentals Free Enroll for Free
App Monetization Approx. 1 months Develop a Sustainable Financial Strategy Free Enroll for Free
Rapid Prototyping Approx. 3 weeks Building Apps for Web and Mobile Free Enroll for Free
Segmentation and Clustering Approx. 3 weeks Use machine learning to create segments Free Enroll for Free
Introduction to Cybersecurity 69 hours Offered at Georgia Tech as CS 6035 Free Enroll for Free
Data Science Interview Prep Approx. 1 week Confidently take on the tech interview Free Enroll for Free
Data Structures & Algorithms in Swift Approx. 4 weeks Confidently take on the tech interview Free Enroll for Free
The MVC Pattern in Ruby Approx. 1 weeks Writing Organized Code for your Web Apps Free Enroll for Free
AutoLayout Approx. 6 days Using Constraint-Based Design Free Enroll for Free
Passwordless Login Solutions for Android Approx. 1 weeks Add Account Kit and Facebook Login Free Enroll for Free
App Marketing Approx. 2 weeks Your First 1,000 Users & Beyond Free Enroll for Free
Intro to iOS App Development with Swift Approx. 1 months Make Your First iPhone App Free Enroll for Free
Autonomous Systems Approx. 3 weeks Optional background course for GT CS6210 Free Enroll for Free
Learn ARKit with Unity Foundations 4 hours Learn ARKit development using the Unity game engine. Free Enroll for Free
Building High Conversion Web Forms Approx. 2 weeks Forms Rock! Free Enroll for Free
Real-Time Analytics with Apache Storm Approx. 2 weeks The “Hadoop of Real-Time” Free Enroll for Free
HTML5 Canvas Approx. 8 weeks Learn how you can use HTML5 Canvas Free Enroll for Free
Passwordless Login Solutions for iOS Approx. 1 weeks Add Account Kit and Facebook Login Free Enroll for Free
Intro to AJAX Approx. 2 weeks Making Asynchronous Requests with jQuery Free Enroll for Free
Differential Equations in Action Approx. 2 months Making Math Matter Free Enroll for Free
UIKit Fundamentals Approx. 2 months Learn the iOS User Interface Library Free Enroll for Free
Learn Swift Programming Syntax Approx. 3 weeks From Optionals to Closure Expressions Free Enroll for Free
Firebase Analytics: iOS Approx. 1 days Improve your apps with better user data Free Enroll for Free
Objective-C for Swift Developers Approx. 5 weeks Objective-C and Swift programming languages Free Enroll for Free
Intro to Theoretical Computer Science Approx. 2 months Dealing with Challenging Problems Free Enroll for Free
Firebase in a Weekend: iOS Approx. 2 days Building a Realtime Chat App Free Enroll for Free
Core ML: Machine Learning for iOS Approx. 1 weeks Use Apple’s Core ML Framework in Your iOS Apps Free Enroll for Free
2D Game Development with libGDX Approx. 8 weeks Building Cross Platform Mobile Games Free Enroll for Free
Computer Vision 37 hours Offered at Georgia Tech as CS 6476 Free Enroll for Free
Mobile Design and Usability for iOS Approx. 2 weeks Learn how to design an intuitive, user-centered mobile app Free Enroll for Free
Deploying a Hadoop Cluster Approx. 3 weeks Analyze Data with Hadoop and MapReduce Free Enroll for Free
Grand Central Dispatch (GCD) Approx. 2 weeks Perform Asynchronous Operations in iOS Free Enroll for Free
Advanced Android with Kotlin Approx. 1 month Learn Advanced Android with Kotlin. Free Enroll for Free
Agile Software Developer 56 hours From Idea to Product Free Enroll for Free
Intro to Progressive Web Apps Approx. 2 weeks Web Apps for the Next Billion Users Free Enroll for Free
Interactive 3D Graphics Approx. 2 months Creating Virtual Worlds Free Enroll for Free
Server-Side Swift Approx. 2 weeks Production-Ready Swift in the Cloud Free Enroll for Free

Best Advanced Level Udacity Free Courses

Udacity offers an impressive range of free advanced-level courses, perfect for individuals looking to deepen their skills. These courses cover various fields like AI, Data Science, Machine Learning, and Cloud Computing, providing in-depth knowledge from industry experts. Whether you’re enhancing your career or exploring new technologies, Udacity’s advanced courses equip you with the tools needed for success.

Link Timeline About Course Pricing Link
Refresh Your Resume 2 hours Discover the art of creating a resume Free Enroll for Free
Generative AI with Google Cloud 45 minutes Introductory level microlearning course Free Enroll for Free
Artificial Intelligence for Robotics Approx. 2 months Programming a Robotic Car Free Enroll for Free
Deep Reinforcement Learning 83 hours Offered at Georgia Tech as CS 8803 Free Enroll for Free
Intro to JavaScript Approx. 2 weeks Learn the fundamentals of JavaScript Free Enroll for Free
Artificial Intelligence 40 hours The Core of Artificial Intelligence Free Enroll for Free
React Fundamentals 12 hours Backbone, Angular, Ember Free Enroll for Free
How to Make an iOS App Approx. 3 months From Drawing Board to App Store Free Enroll for Free
Design of Computer Programs Approx. 2 months Programming Principles Free Enroll for Free
Web Accessibility Approx. 2 weeks Developing with Empathy Free Enroll for Free
Client-Server Communication Approx. 5 weeks HTTP/1 to HTTP/2 and all things Security Free Enroll for Free
ES6 Approx. 4 weeks Updates to the JavaScript language Free Enroll for Free
Model Building and Validation Approx. 8 weeks Advanced Techniques for Analyzing Data Free Enroll for Free
JavaScript Promises Approx. 3 weeks Async Work Made Easy Free Enroll for Free
Xcode Debugging Approx. 3 weeks Print Statements, Breakpoints, and LLDB Free Enroll for Free
Kotlin for Android Developers Approx. 1 weeks Convert an Android app from Java to Kotlin Free Enroll for Free
JavaScript Design Patterns Approx. 6 weeks Organizing Code in a Disorganized World Free Enroll for Free
High Performance Computing Approx. 4 months Offered at Georgia Tech as CS 6220 Free Enroll for Free
Configuring Linux Web Servers Approx. 1 weeks Your First Ubuntu Server Free Enroll for Free
Data Structures and Algorithms 47 hours The Power and Limitation of Algorithms Free Enroll for Free
Cyber-Physical Systems Design & Analysis Approx. 16 weeks processes essential to cyber-physical system development Free Enroll for Free
Browser Rendering Optimization Approx. 1 months Building 60 FPS Web Apps Free Enroll for Free
Android Kotlin Developer 116 hours Put your Apps in the Driver’s Seat Free Enroll for Free
Spark Approx. 6 weeks Learn about the problems that Apache Spark is designed to solve Free Enroll for Free
Applied Cryptography Approx. 2 months Science of Secrets Free Enroll for Free
Advanced Operating Systems Approx. 5 weeks Abstractions and Virtualization Free Enroll for Free
High Performance Computer Architecture NA Pipelines, Caches, and MultiCores Free Enroll for Free
iOS Development with SwiftUI and SwiftData 76 hours Web Services, APIs, and JSON Free Enroll for Free
Introduction to Graduate Algorithms Approx. 3 months Offered at Georgia Tech as CS 8803 GA Free Enroll for Free
iOS Persistence and Core Data Approx. 2 months Learn how to store data between app launches Free Enroll for Free

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How Did We Choose Best FREE Udacity Courses with Certificate?

choose best udacity courses

At Guru99, we are committed to delivering accurate, relevant, and trustworthy information. We ensure that every resource is crafted with precision and rigor, guaranteeing quality insights. After reviewing over 40 online learning platforms and dedicating more than 150 hours, I trust Udacity’s dedication to quality. Their free courses are comprehensive, offering up-to-date skills, certificates, and transparent content. The platform excels in providing valuable resources, whether for beginners or professionals. We focus on the following factors while reviewing a tool based on its relevance, effectiveness, and recognition in the industry to ensure it meets learners’ needs.

  • Reputation: We chose courses from Udacity with a strong reputation for quality content and industry relevance.
  • Accreditation: Our team ensured each course offers a certificate recognized by top companies and educational institutions.
  • Content Quality: We made sure the courses had high-quality, up-to-date materials and were taught by experienced professionals.
  • Accessibility: The best courses were selected for being easily accessible to beginners, with no prior knowledge required.
  • Practicality: We chose courses that are hands-on and provide real-world skills, which learners can directly apply to their careers.
  • Support and Resources: The experts in our team shortlisted courses that offer great support, including forums and mentorship opportunities.

How to Get Udacity Courses for Free?

Here is a step by step process on how to get Udacity courses for Free:

  • Step 1) Find and Select the Udacity course you like from the above-given list
  • Step 2) Click on the course link or “Learn More” link
  • Step 3) You will be redirected to that particular course page on Udacity
  • Step 4) Now, read the details about the course
  • Step 5) Sign Up or Sign In to your Udacity account using your Email id and Password
  • Step 6) Click on the “Enroll Now” button to access that particular course
  • Step 7) Once enrolled, you can now start learning from the Udacity Free course

What are the advantages of online learning?

The advantages of online Udacity classes are:

  • You can comfortably learn the subject.
  • It provides a good impact on resume.
  • You can complete the target at any time.
  • Online courses are cheaper than traditional classroom training.