Two languages
German and English on every surface, with a du/Sie setting and de-CH dates.
Features
Every part of event day,
in one place.
From the first invitation to the post-event report, Plenum covers the whole lifecycle. Here is what you get out of the box.
01
Registration & public pages
Turn any event public with a single toggle. Plenum builds the page, the registration flow and the share assets for you.
- Pretty event URLs like /e/summer-party
- Name and email sign-up, optional company and job title
- Join-the-waitlist when full, with operator auto-promotion
- Optional microsite blocks: agenda, FAQ, directions
- Calendar download with configurable reminder alarms
- Composed social cards on every shared link
02
Check-in & door kiosk
Get people through the door fast, even when the wifi drops.
- QR scan check-in from any phone
- Tablet kiosk with walk-up self-registration
- One-tap company group check-in
- VIP flags and late-arrival markers
- Bulk actions with an undo window
- Offline-resilient queue with a retry panel
03
Attendee table & turnout intelligence
One live roster that does the thinking: who is coming, who is at risk, who matters most.
- Live registered, checked-in, no-show and cancelled counts
- Turnout forecast for the expected final headcount
- No-show risk flags drawn from each contact’s history
- Loyalty tiers for repeat and regular attendees
- VIP markers and capacity-versus-registered tracking
- Search, filter and bulk actions across the whole list
04
The attendee Pass
A no-account, token-signed Pass at every attendee's own URL.
- Live check-in QR that flips Registered to Checked in
- Live polls and audience Q&A
- Opt-in web-push event alerts
- Personal calendar ticket carrying their own entry QR
- Apple Wallet and Google Wallet passes
- Invite-a-colleague share
- Post-event feedback and materials
05
The attendee Hub
Every guest gets one personal link to all of their events, past and upcoming, with no account.
- A single private URL across every event they joined
- Upcoming events carry their own live check-in QR
- Full attendance history: attended, no-show, cancelled
- Re-download calendar tickets and post-event materials
- Token-signed and private to each person, nothing to install
06
Live view on the big screen
Put the room on the wall and watch it fill in real time.
- Server-Sent Events, updates without a refresh
- Check-in activity feed
- VIP arrival highlights
- Arrival-pace metric and an event-progress bar
- Run live polls and audience Q&A from the wall
- Stale-connection indicator if the link drops
07
Analytics & reporting
Know what worked, in numbers you can take to management.
- Cross-event scorecard: repeat, review or retire
- Who-shows-up audience segments
- Turnout forecast for upcoming events
- No-show risk flags and company reliability tags
- Public funnel without any personal data
- Cost per head, per guest and per lead, plus no-show wasted spend
- Optional pipeline ROI from attended contacts’ deals
- CSV, roster, QR badge and name-tag PDFs
- A ready-made management report PDF
08
Native to HubSpot
Plenum reads and writes the contacts you already keep in HubSpot. An active HubSpot account is required.
- Requires an active HubSpot account (any plan)
- Statuses live in HubSpot Marketing Events
- Import from any HubSpot list with a searchable picker
- Contact properties for QR and cancel links
- Per-status static lists
- Check-in notes on the contact timeline
- Signed cancellation links you can embed in emails
09
Operations & reliability
A built-in diagnostics view tells you the system is healthy at a glance, and keeps the receipts.
- At-a-glance status: logs, uptime, HubSpot, sync queue
- Offline-resilient check-in queue with a retry panel
- Automatic daily backups and one-click in-app restore
- An append-only audit log of who did what
- Microsoft sign-in roster and per-role access
- Live log viewer with a runtime verbosity toggle
And the details that matter
The quieter capabilities that make Plenum pleasant to run day to day.
Your branding
Your logo, twelve colour schemes with a custom picker, plus dark and light themes.
Roles & audit log
Fine-grained view and act roles by password or Microsoft sign-in, with an audit trail.
Event planning
A collaborative per-event checklist with assignments, due dates and sign-off.
Backups & restore
Automatic daily backups and one-click in-app restore of everything stored locally.
Accessibility
An axe-core WCAG 2.x A and AA audit runs in CI across every rendered surface.
Self check-in Tap to begin Check-in Coming soon
Plenum on iPhone & iPad
A native app for iPhone and iPad. Run the door from your pocket with QR scanning and fast check-in, or turn an iPad into a self-check-in kiosk at the entrance, even when the wifi is shaky.
- Native QR scanning at the door
- Turn an iPad into a self-check-in kiosk
- Fast check-in, online or off
Live demo
Bring your next event into Plenum
A short run through Plenum on a ready-made sample event, no HubSpot connection or sign-up needed. The whole flow in under thirty minutes.
Book a demo →
Plenum · bynu.ch