Students join by opening any browser and entering your 6-character code. No Google login, no download, no friction.
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See who's struggling — instantly
Live heatmap shows response bars updating in real-time. Know immediately which concepts need re-teaching before you move on.
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AI generates your quiz in seconds
Type your topic and let AI create 5–20 questions with answer options. From lesson plan to live quiz in under 2 minutes.
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Students actually want to participate
Streak rewards, emoji reactions, live leaderboards. Gamification makes review sessions genuinely competitive and fun.
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Import your existing content
Already have questions in Word, Excel, or PDF? Import in one click. Migrate from Kahoot or Google Forms instantly.
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Automatic session reports
Full analytics report sent to your inbox when the session ends. See every student's score and question-level performance.
How a typical lesson works
From prep to results in minutes
1
Create or AI-generate your quiz
Type "Year 9 photosynthesis check" and AI creates a complete quiz. Or import from your existing Word/PDF notes.
2
Show the code on the projector
Click Start Session. A 6-character code appears. Write it on the board or project it — students enter it on their phones.
3
Run the live session
Questions appear on your screen. Students answer on their phones. Live bars show the class response as it happens.
4
Discuss, re-teach, and export
After each question, see which answer students chose. Pause on misconceptions. Export full results to your grade book as CSV.
12 question types for every lesson format
Mix types to build the perfect formative assessment
☑️ Multiple Choice✅ True / False☁️ Word Cloud💬 Open Text (Q&A)⭐ Rating Scale🔢 Ranking✍️ Fill in the Blank🔗 Matching📊 Poll🖼️ Image Choice💯 100 Points📋 Info Slide
Frequently asked questions
Is btsfn free for teachers?
Yes. btsfn's free plan is free forever with unlimited participants per session, unlimited live sessions, and 5 slides per quiz. No credit card, no trial — just free. Pro is $5/mo if you need unlimited slides and more AI credits.
Do students need phones?
Students need any internet-connected device — phone, tablet, school laptop, or Chromebook. They open any browser, go to btsfn.com/join, enter the code and a nickname. No account, no download.
How is btsfn different from Kahoot for education?
btsfn has unlimited participants on the free plan (Kahoot limits free to 10), AI question generation, 12 question types vs Kahoot's 4, and costs $5/mo vs Kahoot's $17/mo for comparable features. See our Kahoot comparison page.
Can I use btsfn for homework or self-paced quizzes?
Yes. Public quizzes at btsfn.com/quiz/ can be played solo and self-paced. Share the quiz URL with students for homework or revision — no live session needed.
Can I export results to my gradebook?
Yes. After each session, download a CSV with every participant's score, question-by-question breakdown, and response times. Compatible with any gradebook system.
Start your first classroom quiz today
Free forever · Unlimited students · No app download · AI-powered