
Mentimeter
Poll Everywhere
Kahoot!
AhaSlides
Glisser
Wooclap
Pigeonhole Live
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.

DataLemur
SQL FOR ZOMBIES
SQL Teaching
Practice real SQL interview questions in your browser on a real Postgres engine. Free tutorial, concept cards, sandbox, and graded labs.

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 | sqlcrab.com |
| Pricing | ||
| Platforms | ||
| Company | 2012 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Sli.do yet.
SQLCrab is a place to train for SQL interviews. Learn the fundamentals with a step-by-step tutorial, lock in key ideas with concept cards, experiment in the sandbox, then test yourself with graded labs built around the questions employers actually ask. Real Postgres, Real practice. No setup, just...
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.
No analysis of SQLCrab yet.
Walkthroughs and reviews on video.
What is Slido
More videos
No SQLCrab videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Sli.do and SQLCrab. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


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 SQLCrab 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: almost 5 years ago
Tracking SQLCrab since Sep 2026.
When comparing Sli.do and SQLCrab, you can also consider the following products.

a web-based polling tool for workshops, conferences & events
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Practice SQL Interview Questions & Data Science Interview Questions asked by FAANG.
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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.
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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 SQLCrab:
