Best Computer Science Skills Practice Apps

Coursera: Grow your career

Courses, certificates, degrees

Free

Access thousands of courses, hands-on projects, and degree programs from top universities and companies. Learn in-demand job skills, earn certificates, and advance your career with flexible, mobile-friendly learning options.

Cosmo: Learn GenAI & More

Learn GenAI, business and tech

Free

This app offers hands-on, practice-based lessons to build in-demand skills in areas like GenAI, business, and tech. It acts as a personal AI tutor, adapting to your learning pace and providing instant help on any topic. Earn shareable certificates and skill badges to advance your career.

Programming Hub: Learn Coding

Code Java,C,Python,AI,Compiler

Free

Learn to code through interactive, game-like lessons. Access over 5000 code examples and 35+ courses in various programming languages, all within a single app. Practice and build your skills with the world's fastest compiler.

Simplilearn: Online Learning

Find Online Certified Courses

Free

This platform offers a vast array of online courses and certifications in digital skills, designed to boost your career. Learn from industry experts through live classes, hands-on projects, and personalized recommendations. Access free courses and gain valuable skills at your own pace.

Skillsoft Percipio

by Skillsoft

Free

Develop in-demand skills for career advancement through a vast library of courses and certifications. Learn from industry leaders, track your progress with leaderboards and achievements, and access content offline or on the big screen.

Khan Academy

You can learn anything

Free

Access a vast library of free educational content, including interactive exercises, videos, and articles. Master subjects from math and science to humanities and finance at your own pace, with offline access and personalized learning paths.

O'Reilly

by O'Reilly Media, Inc

Free

Access a vast library of expert-led books, videos, and courses on business and technology trends. Learn online or offline, sync progress across devices, and personalize your reading experience. Discover and organize content with playlists for easy access.

CompTIA Exam Prep 2026

Security+, A+, Network+ Test

Free

Prepare for CompTIA certification exams with over 4,000 practice questions and detailed explanations. Features multiple test modes, performance analysis, and subject categorization based on the latest syllabi for A+, Security+, and Network+ certifications.

Enki: Learn Coding/Programming

Python JavaScript SQL CSS Code

Free

This AI-powered coach helps you learn coding, data skills, and productivity tools. It offers personalized lessons, code review, and interactive exercises to build your expertise. Engage with a community, track your progress, and receive career advice to advance your technical skills.

CompTIA A+ Practice Test 2026

Core 1&2 V15 220-1201/220-1202

Free

Prepare for your CompTIA A+ certification with realistic practice exams and AI-powered study tools. Master IT fundamentals, including hardware, networking, operating systems, and security, with detailed explanations and progress tracking.

Pocket Prep ATI TEAS 2026

7th Edition Exam Practice

Free

Prepare for the ATI TEAS exam with a comprehensive study tool. Access thousands of practice questions, full-length mock exams, and detailed explanations to build confidence and improve retention. Tailor your study sessions and track progress to pass your exam.

Elevate - Brain Training Games

Vocab, Memory, & Math Puzzles

Free

Enhance cognitive abilities like focus, memory, and math skills with a personalized daily training program. Improve productivity, earning power, and self-confidence through engaging brain games designed by experts.

Learn computer fundamentals

Learn computer fundamentals

Free

Learn essential computer knowledge, from hardware and software to networking and troubleshooting. This app offers a comprehensive, easy-to-understand guide for beginners and intermediate users to master basic computer skills and internet navigation.

Math Skills Practice

Addition, Subtraction, Times

Free

This app offers focused arithmetic practice with unlimited quizzes covering addition, subtraction, multiplication, and division. Track your progress with saved results and enjoy a customizable interface for daily math training.

CompTIA Network+ Exam Training

N10-009 Exam Prep & Practice

Free

Prepare for your CompTIA Network+ certification exam with realistic practice tests and AI-powered study tools. Master networking fundamentals, troubleshooting, and security through categorized quizzes and detailed explanations. Track your progress and identify weak areas to study smarter and pass with confidence.

Computer Science Dictionary

Learn Computer Basic

Free

This app offers a comprehensive offline dictionary for computer science and engineering students, featuring over 4,200 terms, formulas, historical insights, and quizzes. Explore computer history, save favorite terms, and test your knowledge with interactive challenges.

Cybrary

Cybersecurity & IT Training

Free

Advance your career with on-the-go cybersecurity and IT training. Access a vast catalog of expert-led courses and develop essential skills for the technology industry anytime, anywhere.