OpenFloor vs Slido
Slido is a well established audience interaction tool with deep integrations into PowerPoint, Google Slides, Zoom and Microsoft Teams. OpenFloor is a browser-based Q&A and engagement platform with flat monthly pricing and privacy defaults. Compare the formats, limits and plans below.
Feature by feature
| Feature | OpenFloor | Slido |
|---|---|---|
| Free plan participant limit | 50 per session | 100 per event |
| Live Q&A with upvoting | Yes | Yes |
| Q&A moderation | Yes | Professional plan |
| Multiple choice polls | Free: 3 per session | Free: 3 per event |
| Word clouds | Free: 1 per session | Yes |
| Quizzes and leaderboards | Pro plan | Free: 1 per event |
| Surveys | Pro plan | Engage plan |
| Analytics and data export | Pro plan | Exports on Engage |
| Custom branding | Pro plan | Professional plan |
| Anonymous audience (no login) | Yes | Yes |
| Paid plan entry price | £10/$12/€10 per month | Annual or one-time plans; see source |
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Where OpenFloor fits
Monthly billing, not annual only
OpenFloor Pro is £10/$12/€10 per month with monthly billing. Slido offers annual subscriptions and separate one-time event plans.
Everything in one Pro plan
OpenFloor Pro includes all engagement types, branding and export. Slido includes surveys and exports on Engage, with Q&A moderation and branding on Professional.
Join without an account
Audience members can join without an account. Browser identifiers help limit duplicate votes, and session content is removed after the plan retention window.
Where Slido may fit better
Presentation integrations
Slido offers integrations with PowerPoint, Google Slides and meeting tools. OpenFloor runs in a separate browser tab.
Higher free participant cap
Slido Basic allows 100 participants per event versus OpenFloor free plan 50 participants per session.
One-time event plans
Slido offers one-time plans for a single event lasting up to seven days. Check its pricing page for the current local cost.
Questions, answered
Yes. The free plan covers 50 participants, one active session, basic Q&A with voting, 3 multiple choice polls and 1 word cloud per session, and 7-day data retention. Pro is £10/$12/€10 per month for 1,000 participants, all engagement types, advanced analytics with export, custom branding and 1-year retention.
OpenFloor does not currently import Slido content. Recreate your polls in a new session and invite your audience to submit questions there.
No. OpenFloor runs in a browser tab. You share a join code or link with your audience and present from the browser rather than embedding inside PowerPoint, Zoom or Teams.
Slido offers one-time event plans and slide integrations. OpenFloor offers monthly Pro billing and browser-based sessions. Choose around your audience size, presentation setup and budget.
About this comparison
Competitor details checked 17 September 2026. Plans and features can change. Spotted something out of date? Tell us.