App design courses can help you learn user interface design, prototyping, usability testing, and interaction design principles. You can build skills in creating wireframes, conducting user research, and implementing design feedback effectively. Many courses introduce tools like Sketch, Figma, and Adobe XD, that support creating visually appealing and functional app layouts. You’ll also explore design systems and accessibility standards to ensure your apps are user-friendly and inclusive.

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Cascading Style Sheets (CSS), Web Development Tools, Web Design, Application Deployment, Web Design and Development, Development Environment, Web Development, Front-End Web Development, User Interface (UI), Interactive Design, GitHub
Beginner · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Test Planning, Test Tools, Software Testing, Configuration Management, Test Case, Integration Testing, System Testing, Test Automation, Software Development Life Cycle, Acceptance Testing, Software Technical Review, Code Review, Unit Testing, White-Box Testing, Regression Testing, Software Quality Assurance, Test Data, Risk Management, Risk Management Framework, Verification And Validation
Beginner · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Vulnerability Assessments, Application Security, Vulnerability Management, Event Monitoring, Secure Coding, Security Controls, Hardening, Data Integrity, Security Testing, System Monitoring, Cybersecurity, Patch Management, Threat Modeling, Exploitation techniques, Authorization (Computing), Cryptography, Extensible Markup Language (XML), System Configuration
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Data Visualization Software, Data Visualization, Datamaps, Visualization (Computer Graphics), Interactive Data Visualization, Scatter Plots, Histogram, Graphic and Visual Design, R Programming, Geospatial Mapping
Intermediate · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Professional Networking, Design Thinking, Decision Making, Professional Development, Self-Awareness, Personal Development, Creative Thinking, Social Sciences, Cultural Diversity, Workforce Development, Dealing With Ambiguity, Adaptability, Growth Mindedness
Beginner · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Search Engine Marketing, Customer Engagement, Brand Management, Digital Media Strategy, Search Engine Optimization, Target Market, Digital Marketing, Web Analytics and SEO, Marketing Communications, Digital Advertising, Social Media Strategy, Digital Transformation, Customer Retention, Content Strategy, Marketing Analytics, Marketing Strategies, Social Media Marketing, Lead Generation, Customer Acquisition Management, Email Marketing
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: SQL, Data Manipulation, Relational Databases, Database Design, Databases, Data Integrity, Database Management Systems, Debugging, Data Management
Intermediate · Guided Project · Less Than 2 Hours

Imperial College London
Skills you'll gain: Innovation, Product Development, Design Thinking, New Product Development, Health Systems, Commercialization, Ideation, Health Technology, Social Studies, Economics, Policy, and Social Studies, Case Studies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Simulation and Simulation Software, Systems Thinking, Data Sharing, Data Modeling, Systems Design, Mathematical Modeling, Interactive Data Visualization, Biology, Environment, Storytelling
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Hardware Troubleshooting, Computer Hardware, Computer Architecture, Desktop Support, Data Storage Technologies, System Configuration, USB, Peripheral Devices, System Support
Beginner · Course · 1 - 3 Months

Skills you'll gain: SQL, Database Design, Database Management, Relational Databases, Data Manipulation, Databases, Data Import/Export, PostgreSQL, Database Management Systems, Data Integrity
Beginner · Guided Project · Less Than 2 Hours

Universidad de Palermo
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Java, Software Design, Software Design Patterns, Programming Principles, Software Development
Intermediate · Course · 1 - 4 Weeks