Support — Data Interview AI

Need help? You’re in the right place.

Contact Support

Email us anytime at hongleil1994@gmail.com. We typically respond within 2 business days.

Quick Troubleshooting

“Service unavailable” or timeouts: Please check your internet connection, then try again. If the issue persists, wait 1–2 minutes and retry — cloud cold starts can cause delays.
No new questions appear: Tap Questions to pick a topic, or use Mock Interview to auto‑generate a set.
Unexpected responses: Tap Key Points to see the rubric and align your answer, then request the next question.
App feels slow: Closing and reopening the app often helps. Keeping your device updated also improves performance.

FAQs

What roles is this for?

Data Analyst, Data Scientist, BI/Analytics Engineer, and related data roles.

What topics can I practice?

SQL, Statistics, Case/Analytics, Data Visualization, and Behavioral questions.

How are questions generated?

We combine curated question banks with fresh questions generated via Google’s Gemini models through our backend, with quality checks to avoid duplicates.

Do I need an account or microphone?

No. You can practice via text immediately — no account or mic required.

How is my data used?

See our Privacy Policy for details on data collection and processing.

Tip: For the fastest progress, practice short daily sessions and review the mock summary’s “Next steps”.