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Audience seated and watching a speaker on stage in a dimly lit conference hall.
Rozie Synopsis vs ON24

Rozie Synopsis vs ON24: Event Platform vs Event Content Intelligence

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Which Tool Does Your Event Need?

Comparing ON24 and Rozie Synopsis means comparing two platforms that operate at different layers of the event ecosystem.

ON24 is a digital experience and webinar platform designed to host, manage, and distribute virtual events and webinars.

Rozie Synopsis is designed to capture, structure, and extend conference session knowledge into a searchable, post-event intelligence layer.

This guide explains how their roles differ and when each platform makes sense.

Quick Verdict

Best for Rozie Synopsis
Multi-day conferences and multi-track events
Post-event Knowledge Hubs
Cross-session summaries and theme analysis
Searchable session intelligence
Best for ON24
Hosting virtual events and webinars
Managing digital attendee engagement
Running gated content experiences
ON24 runs the event experience online.
Rozie Synopsis structures and extends the knowledge created during the event.

What Is ON24?

ON24 is a digital engagement platform used to host webinars, virtual conferences, and online content experiences.

It provides tools for:

  • Event hosting and streaming
  • Registration and attendee management
  • Interactive engagement features (polls, Q&A, CTAs)
  • Analytics related to attendee behavior
  • Content repurposing into on-demand experiences

ON24 is commonly used by marketing teams to run scalable virtual programs and demand-generation campaigns.

What ON24 Does Well

  • Host live and on-demand webinars
  • Manage registration and gated access
  • Enable audience engagement features during sessions
  • Capture attendee interaction data
  • Support content hubs for on-demand experiences

ON24 is built primarily for digital-first event delivery and marketing engagement.

What Is Rozie Synopsis?

Rozie Synopsis is a live-event intelligence platform built for conferences, summits, and trade shows.

It captures session content (live or post-event ingestion), generates structured summaries and insights, and organises everything into a branded, searchable Knowledge Hub that supports long-term engagement and measurable post-event value .
Session Capture, Transcription & Translation
Transcription of sessions (live or post-event ingestion)
Speaker attribution and session metadata
Support for 75+ languages
AI-Generated Summaries & Insights
Session summaries and key takeaways
Topic clustering and trend analysis across sessions
Branded Knowledge Hub
Event-branded, attendee-facing hub
Search by topic, speaker, session, or question
White-label support and access controls
Knowledge Advisor (AI Q&A)
Attendees ask natural-language questions about what happened
Answers grounded in actual session content and insights
Event & Cross-Event Analytics
Engagement metrics (usage, searches, interactions)
Visibility into what content resonated across sessions and events

Sponsor & Exhibitor Workflows (Clearly Scoped)

When paired with Synopsis for Exhibitors, Rozie supports:

  • Structured booth conversation capture
  • AI-generated conversation summaries
  • CRM-ready outputs
  • Exhibitor-level engagement analytics

These workflows are distinct from webinar engagement platforms.

How Event Teams Actually Evaluate ON24 vs Rozie Synopsis

When comparing ON24 and Rozie Synopsis, the first question is:

Are you trying to host the event, or structure the knowledge created during it?

If your priority is:

  • Running virtual events
  • Managing registrations
  • Driving marketing engagement
  • Hosting gated webinar content

Wordly addresses live language accessibility.
Rozie Synopsis addresses structured knowledge reuse and analytics.

ON24 vs Rozie Through a Workflow Lens

ON24
Digital Event Hosting Workflow
Create event or webinar
Build registration pages
Host live or on-demand sessions
Enable engagement features (polls, Q&A)
Capture attendee behavior data
The workflow focuses on digital event delivery and marketing engagement.
Rozie Synopsis
Event-Centric
Capture sessions (live or post-event)
Generate summaries and themes automatically
Organise everything in one Knowledge Hub
Enable search and Q&A across all sessions
Track how content is used over time
Best suited forextending the value of session content beyond event days.

Feature Comparison: ON24 vs Rozie Synopsis

Feature
ON24
Primary Focus
Webinar & digital event hosting
Event intelligence
Virtual event hosting
Registration & gated access
Live engagement tools (polls, Q&A)
Multi-track in-person event capture
Cross-session theme clustering
Event-wide search & AI Q&A
Post-event engagement analytics
Virginia Sharma
Head of Brand and Product Marketing, Google Public Sector

"Love the product and so pleased with the output, now powered by Gemini! Getting near real time summaries of sessions from our events in user friendly interface that integrates with our event app Whova. Look forward to our continued partnership for future events."

Bill Harris
Co-Founder and Chief Customer Officer, ITC Vegas

"Synopsis for events has really been a game changer for us."

Santiago
Principal Lead Data Scientist at Swiss International Airlines, Speaker at IATA WDS 2025

"This tool for real time extraction of speaker insights is really amazing! Totally recommend this for any future conference.

Hellen Ndichu
Director of Safety, Rwandair

“The summary will be a good thing to share with the rest of the team so they can have the same feeling that we had for the last three days.”

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Oliver Ross
Director, Co-Brand Business Development, Visa

“The after‑event material will be really handy for memory recall—remembering which partners we wanted to speak to and what they talked about in their sessions.”

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Jeremy Bolduc
CIO, Leading Edge Aviation

“Enable attendees to stay informed and connected by easily revisiting summaries, sharing highlights, and discovering new personalized content – ensuring that no key insight.”

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Martyn McMurray
Commercial Director, Terrapinn

"Synopsis for events has really helped us with what we can offer delegates from a pre and post-event perspective. Delegates these days need to be able to show quantifiable takeaways from what they've gathered.

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Daniel Boyle
General Manager Transport, Terrapinn

"The fact that it could get some complex insights into one or two lines impressed me."

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Chuck Crowder
VP and Global Head of Customer Engagement, ARC

“Rozie Synopsis I would love to see at every event...Outstanding technology, great product.”

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Amit Tuli
Executive IT Architect, Nordcloud, an IBM Company

“When I look at the synopsis output, it was really summarizing the whole discussion into a very brief one, very accurate to the point and picking up the right context.”

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Frequently Asked Questions

Is Rozie Synopsis a webinar hosting platform?
No. Rozie Synopsis does not replace webinar or virtual event hosting platforms. It focuses on capturing, structuring, and organising session knowledge after it is delivered .
Does ON24 provide structured cross-session event intelligence?
ON24 provides webinar engagement analytics and digital event hosting tools. It is not primarily built as a cross-session knowledge analysis platform for multi-track conferences.
Which platform helps demonstrate long-term content ROI?
ON24 measures attendee engagement during digital events.

Rozie Synopsis measures how session knowledge is searched, accessed, and reused after the event across sessions and events .

Ready to run your next event on
Rozie Synopsis?

Whether you start with the Event Content Experience, the Exhibitor Hall Experience, or both, you get one unified AI platform that’s easy for AV teams to run, fits your existing stack, and proves ROI with real numbers, not guesses.​
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