Classbeam
Classroom quizzes, polls and pulse checks that need no internet.
Quizzes, polls and pulse checks that need no internet. Students connect their phones via local Wi-Fi or hotspot QR code with sub-20ms latency.
<15ms
Network latency
0 bytes
Internet needed
None (Web)
Student install
Live
Status
Open invoices
142
Reconciled
96
Overdue
7
Context breakdown during technical communication
Cloud polling platforms like Kahoot and Mentimeter demand active internet for 50+ simultaneous phones, lagging or disconnecting when school Wi-Fi or basement cellular coverage drops.
Transparent hardware overlay with zero-latency input
A self-contained local HTTP & WebSocket station running directly on the teacher's PC. Students scan a projected QR code, answer on budget phone browsers, and view real-time animated voting bars and game-show leaderboards.
Subsystem Architecture
4 core layersEmbedded Node.js HTTP and native RFC 6455 WebSocket engine binding to local LAN
Zero-install, ultra-lightweight (<85 KB) HTML5 client with tactile color-shape cards
Fullscreen presentation view with spring-physics voting bars and countdown timer
100% offline data retention compliant with India's DPDP Act 2023 with Excel export
Tell us what you want to build.
One call, a deterministic technical scope, and a 100% fixed price. From architecture to launch, we engineer software that drives real business results.