Attendance in
under 30 seconds.
Students scan a rotating QR code from any phone and check in instantly. Professors see a live roster and export clean records — no paper, no hassle, no app to install.
Students present
24
Sarah M. just checked in
Introduction to Biology
Fall 2024 · Session live
Scan to check in
Present
24
✓ New check-in!
Recent
Export ready
attendance_roster.csv
How it works
From zero to live roster in under a minute.
Professor starts a session
One click to go live. A rotating QR code appears instantly.
Students scan & submit
Students open their camera, scan the code, and enter their name — done in seconds.
Roster fills in live
Names appear in real time. Export to CSV or Word when class ends.
Everything you need
Designed for real classroom workflows.
Rotating QR codes
Token refreshes every 30 s — students can't share screenshots to fake attendance.
Live check-in view
Watch names roll in the moment students scan. Counter flashes green with each arrival.
Fraud detection
Device fingerprinting flags duplicate submissions and identical device IDs automatically.
CSV & Word export
Download a clean attendance sheet or a formatted Word roster after every session.
Manual entry
Add a student without a phone right from the session screen — marked as manually entered.
No app needed
Students check in from any browser on any device. Nothing to install, ever.
Professor sign in
Access your classes and start taking attendance.
Sign in
Sign in with your email and password.
Get in Touch
Questions about QRSignIn? We'd love to hear from you.