Free tools for your IT certification
12 free tools to study smarter, plan your path and get hired: hands-on labs, performance-based questions, practice tests, subnetting, a study planner, a resume scanner and more. No sign-up needed.
Hands-on practice
Labs and performance-based questions where you do the task instead of picking an answer.
Free Hands-On Labs
14 free labs in your browser: Linux and Windows command line, firewall rules and SOHO router setup, checked as you go.
Open the toolFree Performance-Based Questions
Free performance-based questions for 19 CompTIA exams: firewall rules, network diagrams, command-line tasks and drag-and-drop.
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Study and plan
Practice tests, flashcards and plans for the certification you’re working on.
Free Practice Tests
Free practice tests for 261 popular certification exams, with explanations and a score by exam domain.
Open the toolCertification Path Finder
Answer three questions and get the IT certifications to take, in order, for the career you want.
Open the toolStudy Plan Generator
Your exam date and weekly hours in, a week-by-week plan weighted by the official exam domains out.
Open the toolIT Acronyms and Flashcards
142 acronyms from Security+, Network+ and A+, explained in plain English, with flashcards.
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Networking
Calculators and drills for Network+, CCNA and A+.
IPv4 Subnet Calculator
Network, broadcast, host range, masks and the binary behind them, for any IPv4 address and prefix.
Open the toolSubnetting Practice
Endless subnetting questions at three levels, with the magic-number method worked out for every answer.
Open the toolCommon Ports Cheat Sheet
Every port A+, Network+ and Security+ expect you to know, with secure alternatives and a quiz.
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Career
Get your resume and interviews ready for the job after the exam.
IT Resume Keyword Scanner
Paste your resume and a job post: see your keyword match, what’s missing and how to fix it.
Open the toolIT Interview Questions
56 real interview questions for 6 IT roles, with what interviewers look for in each answer.
Open the toolCertification Renewal Calculator
When your certification expires, the CEUs, CPEs or PDUs you need, and how to renew it.
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