Choose the open-source Slido alternative
Claper is our open-source recommendation for using existing slides, adding rich content, and involving a live audience. It also includes SSO and simple per-event pricing.
Claper vs Slido at a glance
| Decision point | Claper | Slido |
|---|---|---|
| Recommendation | Best overall for open source and occasional events. | Best when supported app connections matter most. |
| Presentation content | Upload a PDF or PowerPoint, then embed videos or interactive web content. | Works inside PowerPoint, Google Slides, Webex, Teams, and Zoom. |
| Live participation | Polls, quizzes, questions, forms, plus live AI captions and a retained transcript. | Polls, quizzes, questions, surveys, and moderation. |
| Ownership and access | Open source with a self-host option, SSO, and per-event cloud plans. | Managed subscription and one-time plans. |
| After the event | Export all event data, including the transcript and audience responses. | Analytics and result exports. |
Why Claper is the best Slido alternative
Use open source with SSO
Keep the flexibility of open-source software while letting your team sign in through its existing account provider.
Mix slides with rich content
Add videos or interactive web content to your existing deck. PowerPoint and Keynote animations are not displayed.
Capture the complete event
Give attendees live AI captions, keep the transcript, and export every event result for follow-up.
When Slido is the better fit
Frequently asked questions
Is Claper the best Slido alternative?
Yes, for teams that want open source, SSO, flexible presentation content, live transcription, complete exports, and per-event pricing.
When should I still choose Slido?
Choose Slido for supported apps, events with more than 500 attendees, or organization-wide tools when those matter more than Claper’s open-source approach.