Librari — Learn, Test, Certify

Learn, Test & Earn Certificates

Librari lets you test what you know — and learn what you don’t — across 900 subjects and 90,000 topics, available in 40 languages.

Start free with unlimited 5-question quizzes on any topic. When you’re ready to earn credentials, you can purchase topic certificates or subject certificates as one-time purchases. No subscription required.
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🎯 How Librari Works
1. Choose any topic — take free, unlimited 5-question quizzes.
2. Go deeper when you want — unlock a 25-question topic test + certificate with a one-time purchase.
3. Prove broader mastery — unlock a 50-question subject exam + certificate with a one-time purchase.
4. Get instant results showing what you know and what you don’t.
5. Learn instantly with explanations for every wrong answer.
6. Earn certificates — download your official Librari PDF certificate after passing.
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🧩 What Makes Librari Different
Most learning apps teach first and test later.
Librari flips the model: it starts by showing you what you already know — then teaches only what you don’t.
That means faster learning, sharper focus, and proof you can share.
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🌍 Key Features
• Free quizzes: Take unlimited 5-question quizzes in any of 90,000 topics.
• One-time purchases (no subscription): Buy a topic certificate (test + PDF) or a subject certificate (exam + PDF) whenever you want.
• Learn efficiently: Get explanations for every wrong answer.
• Track your progress: Access My Learning and My Results to revisit scores and downloaded certificates.
• Choose your language: Tests available in 40 languages worldwide.
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📚 Library Access
Many users can get full access to Librari at no cost through their public library via Pronunciator.
If your library offers Pronunciator, you may be able to unlock full tests and PDF certificates by signing in with your library card.
Availability depends on your library.
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💡 Why Librari?
Everyone knows a little about a lot — Librari helps you measure it, grow it, and prove it.
Whether you’re curious, ambitious, or simply want your knowledge to count, Librari turns fragments of learning into certified achievement.
Show What You Know. Learn What You Don’t.