
Mentimeter
Kahoot!
Poll Everywhere
AhaSlides
Glisser
Wooclap
Crowdpurr
Slido is the ultimate Q&A and polling platform for live and virtual meetings and events. It offers interactive Q&A, live polls and insights about your audience.

ZeroFOX
Katcher
DoppelDown
AgentProxy.au
PhishEye
Red Points
Bustem
By pairing cutting-edge AI with expert analysis, we outpace threats like phishing, impersonation, and disinformation—delivering comprehensive coverage, speed, and precision.

Which is more popular?
Based on our record, Sli.do seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | sli.do | doppel.com |
| Pricing | — | |
| Platforms | ||
| Company | 2012 | Startup from the United States · 250 - 499 employees |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Sli.do yet.
Our AI-native platform unifies threat intelligence, automates takedowns, simulates attacks, and trains employees against today’s most sophisticated multi-channel deception campaigns.
What each product offers, as listed by its team.


An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Sli.do is recommended for event organizers, educators, corporate trainers, webinar hosts, and conference managers. It is ideal for those looking to increase engagement in hybrid or virtual settings and for anyone seeking to make meetings and events more interactive and participant-focused.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
What is Slido
More videos
Doppel: Outpacing What’s Next in Social Engineering
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Sli.do and Doppel.com.
Doppel.com's answer:
AI-native platform unifies threat intelligence, automates takedowns, simulates attacks, and trains employees against today’s most sophisticated multi-channel deception campaigns.
Share your experience with using Sli.do and Doppel.com. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


The plans are not the same. Slido Professional has moderation, branding and multiple rooms, among other things, and Mentimeter’s conference pack has Excel export and editing together with your team. klapp has no...
Yet another highly rated tool, Slido helps you build interactive polls, quizzes or surveys. The tool is scalable and can cater their services to both individuals, and businesses. The participants don’t need to...
Slido shares many features with the other tools on this list. But it also lets your audience prioritize questions for Q&A sessions by upvoting/downvoting them – a concept that Reddit users will be familiar with. Also,...
We have no reviews of Doppel.com yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Does anyone know of a open source self-hosted alternative to sli.do? Source: about 5 years ago
Tracking Doppel.com since Jan 2026.
When comparing Sli.do and Doppel.com, you can also consider the following products.

a web-based polling tool for workshops, conferences & events
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ZeroFOX is a social risk management tool that enables organizations to identify, manage and mitigate social media based cyber threats.
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Kahoot! makes it easy to create, play and share fun learning games in minutes—for any subject, in any language, on any device.
Compare Kahoot! to Sli.do or Doppel.com:

A free scan finds storefronts using your brand name, photos and product text. Each one comes with dated evidence you can check. We close it, or you do.
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Audience response system that uses mobile phones, twitter, and the web. Responses are displayed in real-time on gorgeous charts in PowerPoint, Keynote, or web browser.
Compare Poll Everywhere to Sli.do or Doppel.com:
AI-powered detection of fake domains, phishing sites & brand impostors. Free tier included. Results in minutes, not weeks.
Compare DoppelDown to Sli.do or Doppel.com: