Pitches, critiques and workshops with limited seats.
Sell pitch sessions, manuscript critiques and workshops as add-ons or session seats, each with a seat limit. Attendees see how many seats are left while they register.

Registration, workshops, contests and the program booklet in one place, so your board spends the year on the conference, not the spreadsheets.
Upgrade when you need contests, proposals and the booklet.
Works for any conference.

Each part of Posium is a module you switch on per event. Attendees, presenters and judges use one Posium account for all of it.
Sell pitch sessions, manuscript critiques and workshops as add-ons or session seats, each with a seat limit. Attendees see how many seats are left while they register.

Multi-stage judging. Judges score from their own screen, you advance entries one at a time, and a public award page shows the results.

A Word (DOCX) booklet built from your schedule, in your colors and fonts, ready for you to finish and print.

Your jury rates proposals with stars. A ready proposal converts into an unscheduled session, which you then place on the schedule.

Author profiles, bibliographies and a bookseller showcase. Each profile shows a bio, links, books and the sessions the person is speaking at.

Collect responses by name, anonymously, or from anyone with the link. See results as charts, and download them as CSV, Excel or Word.

Check in from a phone or laptop, with a live checked-in count. Walk-up guests claim their ticket on their own phone.

Orders and roster
Tickets and orders sit side by side. Each ticket shows who holds it, whether they have claimed it, the sessions they picked, how it was paid and whether they have checked in. Click a name to open that ticket’s details.

Make it yours
Pick four colors, a display font and a body font from our font library, and add your logo. Your event site lives at yourorg.posium.events, or on your own domain with the Branded Site add-on ($290/yr) or the Premium plan.


Pricing
Plans are billed yearly. We charge a small fee on paid tickets only, and if you refund a ticket, our fee is refunded with it.
$0 / year
2% + $0.99 per paid ticket, capped at $9.99
$990 / year
1% + $0.99 per paid ticket, capped at $9.99
$2,900 / year
0.5% per paid ticket, no cap
Free tickets carry no fee. Payment processing is charged separately by Stripe or PayPal. See plan details and a fee example.
Create your organization, add an event and open registration.
Create your organization