Turn any topic into a room-shaking quiz.

Quizlr spins up multiplayer quiz games in seconds. Generate questions with AI, host a live room, and watch the leaderboard shuffle in real time — no installs, no accounts for players.

Real-timeNo account to playOpen source
live
Q 03 / 10Space
12s
Which planet has a day longer than its year?
AMercury18%
BVenus62%
CMars12%
DJupiter8%
23 / 24 answered
Priya just joined
+1 player → 24
01 · Flow

From idea to live gamein three steps.

Build, host, play. The whole loop is under a minute — whether you're prepping a classroom warm-up or a product launch party.

STEP 01~ 20s

Generate questions

Paste a topic or some notes. Our model writes structured MCQs with an answer key.

$ topic
→ 10 questions · 4 options · explanations ✓
STEP 02~ 5s

Share a code

Players join from any device with a 6-character code. No app, no login.

7KX2M9
STEP 0310–20s / Q

Play in real time

Faster answers score more. The leaderboard shuffles live on every screen.

1Priya
2,840
2Jordan
2,705
3Mika
2,612
02 · Features

Built on a real-time spine.

Every answer is a live event. Every score update is a push. No polling, no refresh, no "who's still loading?" — just the room you expected.

Sub-100ms answer sync

Convex subscriptions push every answer the instant it lands. No socket wrangling.

answers/sec · last 30s 42/s
-30s-20s-10snow

AI question generation

Paste a topic or some text. Get validated, structured MCQs with explanations.

generate.tsvalid JSON
{
  "question": "Which element is a noble gas?",
  "options": ["Neon", "Iron", "Carbon", "Sodium"],
  "answer": 0
}

No-login guests

Players type a nickname and go. Hosts are authenticated; everyone else just plays.

@priya@mika@jordan@sol@ines@alex@teo+ 17 more

Any device

Responsive host and player views. Works on a projector and a phone simultaneously.

Edit & regenerate

Tweak any question inline. Regenerate a single one without losing the rest.

03 · Generation

Paste a topic.
Get a quiz.

Quizlr uses AI with real-time Tavily web search to generate up-to-date questions behind a strict JSON schema — no malformed output, no hallucinated answers.

  • Live web search via Tavily — questions stay current.
  • Structured output — validated before it's ever saved.
  • PDF & text uploadsoon
Generate with AI

Question 1

In what year did Apollo 11 land on the Moon?
A
1967
B
1969
C
1971
D
1973

Built for

Classrooms
Test knowledge after a lesson with live results.
Trivia nights
Host competitive rounds for any size group.
Team onboarding
Turn policy docs into an engaging quiz.
Launch parties
A quick game to kick off any event.
04 · Start

Your first room
opens in 4 seconds.

Sign up with email, GitHub, or Google. Players join without any of that.

No credit card · free for hobby use · quizlr.mohdriaz.com