The interview prep tool
for analytics roles
Practice realistic business case studies with live datasets you can query. Write SQL, build your analysis, and get structured feedback on your approach — not just whether your queries are correct.
No credit card required. 2 full case studies free.
Everything you need to prepare
No more cobbling together SQL exercises, blog posts, and mock interviews. Practice the way you'll actually be tested.
Realistic Case Studies
Each case presents a business problem the way an interviewer would. Ambiguous, open-ended, and requiring real investigation.
Live SQL Environment
Query real datasets right in your browser. No setup, no toy data — datasets with 50K+ rows and realistic patterns.
Structured Feedback
Get scored across 6 dimensions: exploration, query quality, insight identification, root cause analysis, communication, and recommendations.
Full Workflow Practice
Don't just write queries — investigate, analyze, and communicate your findings. Practice the entire interview loop.
Progressive Difficulty
Cases range from straightforward investigations to complex experiment analyses with Simpson's paradox and validity issues.
Expert Model Answers
After submitting, see how an expert analyst would approach the same problem. Learn by comparison.
Simple pricing
Start free. Upgrade when you're ready to go deeper.