Frequently Asked Questions
Are all tools really free?
Yes, 100% free. No hidden costs, no premium tiers, no paywalls. Every tool on Hapino is completely free to use.
Do you store my personal data?
No. All calculations happen locally in your browser. We never collect, store, or transmit your inputs or results.
Can I suggest a new tool?
Absolutely! Use the form above with the "Tool Suggestion" subject and describe your idea. We review every suggestion.
Are the results scientifically accurate?
Our tools are designed primarily for entertainment and self-reflection. While we base our algorithms on real research and data, results should be enjoyed as fun insights rather than scientific assessments. Each tool page clearly explains its methodology and data sources.
How quickly do you respond?
We aim to respond to all messages within 48 hours during business days.