
SQL Fiddle
DB Fiddle
Online SQL Editor
Rextester
Online SQL playground for testing and sharing SQL snippets. SQLite, MySQL and PostgreSQL.

SmartMedia Pro
CSE Classroom Manager
LearnZillion
VSware.ie
CourseCruiser
Ab Tutor
NetSupport School
DyKnow Cloud shows teachers how students use their time and helps teachers keep devices useful for learning.
Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | extendsclass.com | dyknow.com |
| Pricing | — | |
| Company | 2022 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


It is a SQL playground which allows to test SQL online. Run SQL queries for SQLite, MySQL and PostgreSQL databases. Share snippets.
No description of DyKnow Cloud yet.
What each product offers, as listed by its team.


No features have been listed yet.
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of ExtendsClass SQL Online yet.
Overall verdict
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Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using ExtendsClass SQL Online and DyKnow Cloud. For example, how are they different and which one is better?
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A tool for easy online testing and sharing of database problems and their solutions.
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Smartmedia Pro Classroom Management Software allows remote-control of classrooms and virtual classroom management.
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An online tool for testing, sharing and collaborating on SQL snippets
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Technology for Education
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Free Online SQL Editor
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LearnZillion champions teachers and provides schools and districts with an effective bridge to the common core.
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