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Fast, private developer tools in your browser. JSON formatter, Regex tester, Cron generator, and 17 more.

Mentimeter
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Quizizz
Sli.do
AhaSlides
Blackboard Learn
Kahoot! makes it easy to create, play and share fun learning games in minutes—for any subject, in any language, on any device.

Which is more popular?
Based on our record, Kahoot! seems to be more popular. It has been mentioned 25 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | codeutil.dev | kahoot.com |
| Pricing | ||
| Company | — | Startup from Norway · 100 - 249 employees |
| Listed in |
In their own words, as submitted to SaaSHub.


CodeUtil.dev is a collection of 20+ browser-based developer tools. JSON formatter & validator, regex tester, cron expression generator, Base64 encoder/decoder, JWT debugger, URL parser, hash generator, and more. Everything runs client-side — no data leaves your browser. No sign-up needed,...
No description of Kahoot! yet.
What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
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AP Human Geography Unit 5 Kahoot Review! (The Last Kahoot!)
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing CodeUtil.dev and Kahoot!.
CodeUtil.dev's answer
CodeUtil.dev runs entirely in the browser — all processing happens on your device, so your data never touches a server. It bundles 20+ tools (JSON, regex, Base64, JWT, cron, hashing, and more) under one roof with zero sign-up. Just open the page and start working.
Share your experience with using CodeUtil.dev and Kahoot!. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


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This page is for the person who picks the tool for Q&A, polls and a quiz at an event or a talk. It sets klapp next to Mentimeter, Slido, Kahoot! 360 and Pigeonhole Live, one row per feature. Every cell about them...
Kahoot! makes learning fun and mentally stimulating. Its massive collection of user-generated quizzes and activities lets teachers create a lively, competitive classroom that inspires, engages, and educates students....
Kahoot! is a game-based online quiz maker that uses colorful visuals and gamification elements to boost engagement. It offers quizzes with multiple-choice questions, as well as “type answer” questions wherein...
Recommendations tracked on public social media and blogs since March 2021.


Tracking CodeUtil.dev since Mar 2026.
Other than educational tools like Kahoot, Quizizz, or Gimkit, there's really not much out there that's free unfortunately. Source: over 3 years ago
Otherwise throw in a baamboozle, a kahoot or a word wall. Source: over 3 years ago
A: These resources will be your absolute savior! islcollective.com, Teach-This.com, ESLBrains.com, Linguahouse.com, kahoot.com, plus many more. But remember to keep it appropriate for their level, or else you're in for a LONG lesson! Source: over 3 years ago
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