VERDICT
Data Science & AI Interview Prep - stratascratch.com
Depends. Buy only if you're actively interviewing for data, analyst, or SQL roles — start with the free tier. Skip it if you're not job hunting or need general software engineering prep.
Medium. Based on 15+ public sources; source snippets were truncated and exact premium pricing was not verifiable.
$0
Free
medium
Freemium gating: harder questions and in-depth solutions locked behind premium
medium
User reported account confirmation-link problems; expect some signup friction
medium
Security page returns 404 — no published data-handling posture
low
Promo codes circulate — don't pay full premium price without checking
Value for money: 3/5
Rating
$0
Starting price
12
Sources
Analyzed
$0
Paid subscription; exact price not shown in sources
No known vulnerabilities found in the sources reviewed.
The site's own security page currently returns a 404.
Reddit and blog reviewers call it challenging, high-quality SQL and data science practice, though opinions split on whether premium is worth paying for.
“Thought I was good in SQL until I tried stratascratch”
“I've had a frustrating t...”
Compare StrataScratch with each alternative.
Strong free SQL and data interview prep, similar niche
StrataScratch vs DataLemurBetter for general software engineering interviews
StrataScratch vs LeetCodeData science prep with courses, not just questions
StrataScratch vs Interview QueryBroader coding practice plus employer-side assessments
Based on 15+ public sources; source snippets were truncated and exact premium pricing was not verifiable.
Real-company SQL/Python question bank for data interview prep — great if you're job hunting, pointless if you're not.
Based on 15+ public sources; source snippets were truncated and exact premium pricing was not verifiable.
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