
StudySection
KnowledgeHut
GoCertify
Coursera
Examtopics
edX
Treehouse
Testprep Training is one of the world’s largest collections of online courses and practice series for professional certifications and exams.

Mockaroo
DataConstruct
Data Creator
Datamade
Random Data
Generate and manage synthetic datasets easily with DUMMY DATABASE

Which is more popular?
Based on our record, Testprep Training seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | testpreptraining.ai | dummydatabase.com |
| Pricing | ||
| Platforms | — | |
| Company | 2019 | Startup from Serbia · 1 - 9 employees · 2024 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Testprep Training yet.
Dummy Database is built to solve a simple, yet annoying problem — generating realistic test datasets quickly, without writing scripts or juggling Excel files. It’s designed for: - Developers needing dummy databases for prototyping & testing. - Analysts and BI specialists preparing demo...
What each product offers, as listed by its team.


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


No analysis of Testprep Training yet.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Testprep Training and DUMMY DATABASE.
DUMMY DATABASE's answer:
A free, all-in-one data generation platform that builds everything from simple tables to full relational databases with advanced controls, unique event sequences, ERD visualization, built-in SQL querying, and multiple export formats — no limits, no paywalls.
DUMMY DATABASE's answer:
Unlike other data generators, DUMMY DATABASE gives you full relational database creation, unique event simulations, advanced control over every field, built-in SQL querying, and generous free limits — so you can go from idea to test-ready data without restrictions, subscriptions, or hidden fees
DUMMY DATABASE's answer:
DUMMY DATABASE's answer:
Began as a project for myself to be able to have custom datasets for testing purpose I've decided that it could be useful for wider audience and finalized it as a full-stack web project
DUMMY DATABASE's answer:
Python, Flask, HTML, CSS, Bootstrap, Redis, PostgreSQL, JavaScript
Share your experience with using Testprep Training and DUMMY DATABASE. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I've been studying the ITIL4 for 2 weeks. I purchased testpreptraining.com's courses as well as the udemy course. I scored 90+ on all the tests and thought I studied enough to take the test. However, the real questions on the test were... Source: about 4 years ago
Linux+ Practice Test from testpreptraining.com : Didn't like it much. I just used it for revising. Some questions are weird, poor dashboard, no history. Source: over 4 years ago
I am looking for some good and updated practice tests for the MS-900 and AZ-900 exam. I looked on Udemy and couldn't find many. Is testpreptraining.com any good? What else would you recommend? Source: over 4 years ago
Tracking DUMMY DATABASE since Aug 2025.
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A global management consulting and professional training firm.
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We fake it till you make it!
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Data generator that can create a table filled with pseudo-random content.
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