Stop wondering if you'll pass.
Certsqill measures your exam readiness across every official domain — one 0–100 score that tells you whether to book, keep studying, or sit.
A live demo of the product loop: a practice question is answered incorrectly, the AI tutor explains why, the weak domain updates, and the readiness score moves toward the exam-ready threshold of 80. Figures shown are a representative demo.
See exactly how you'll know you're ready.
Answer one question. See exactly how Certsqill measures your exam readiness.
Everything feeds one number.
Everything in the platform feeds your readiness score, so you always know whether to book, study, or sit.
A real question, fully explained.
Pick an answer and read the explanation for every option. Each one is expert-developed and cites the objective it maps to.
A company takes a full backup every Sunday and differential backups every weekday. If a system failure occurs on Thursday afternoon, how many backup sets are needed to fully restore the system?
Readiness tells you if you're ready. Your Certsqill Tutor gets you there.
A score on its own only names the gap. Closing it is the other half.
Know whether to book, keep studying, or sit
One 0–100 score across every official exam domain, built from coverage, accuracy and consistency — not one number for the whole exam, but which section to open tonight.
Check your readiness — free →Get unstuck on the question you just missed
Understand exactly why your answer was wrong — measured against your own answer history, and open to follow-up questions. Explanations in 11 languages, on every mistake you make.
Try it free — 5 explanations, no purchase →From day one to sitting the exam.
Weighted by objective coverage, answer accuracy, and how well knowledge survives spaced review. Green means ready to sit.
First questions map your baseline across every domain.
Weak domains surface; review cards start scheduling themselves.
Spaced repetition brings back what you nearly forgot.
Green across the board — book the exam with confidence.
“Reviewing my wrong answers showed me exactly which topics I still needed. Every question comes with a detailed explanation — that's what made the difference.”
“Passed on the first attempt thanks to the practice questions and the explanations.”
“Passed AZ-900. The practice tests were a real help, and the detailed explanations were the best part.”
“Solid preparation — I passed with good results. The questions get you ready for the phrasing of the real exam.”
“The wrong-answer feedback pointed me to exactly which parts of the docs to review again. Passed first try.”