CertFlow transforms messy event data into verifiable attendance and instantly issued certificates — even when the internet drops out.
From QR scanning in airplane mode to blockchain-verified certificates.
Scan QR codes without internet. Data syncs automatically when connectivity returns.
Generate hundreds of personalized PDF certificates in seconds, right in the browser.
Every certificate is hashed and anchored on-chain for tamper-proof verification.
Automatically issue unique QR codes to verified attendees via email.
Organize events by team or organization with role-based access control.
Batch sync every 60 seconds. Never lose a scan, even in the worst connectivity.
Paste your Google Sheet URL and configure scan sessions.
Verify payments and send unique QR codes to attendees.
Use the PWA scanner — works even in airplane mode.
Design templates and bulk-generate verified certificates.
Join organizers who have ditched spreadsheets for verified attendance and instant certificates.