Last updated: June 4, 2026
Need help or have questions about KRONO? We're here to help.
📧 Email: umitakkaya@icloud.com
We aim to respond within 48 hours.
📷 For updates, follow us on Instagram: @KRONOcrew
Do I need an account to use KRONO?
No. KRONO works without any login. All your data stays on your device.
Is KRONO free?
Yes, KRONO is completely free with no in-app purchases.
How do I calculate my sleep schedule?
Enter your flight details on the main screen and tap "Sorgula". KRONO generates a personalized sleep plan based on your layover.
KRONO ("we", "our", or "us") is committed to protecting your privacy.
Data We Collect: KRONO does not collect, store, or share any personal information. All data you enter (flight numbers, sleep durations, notes) is stored locally on your device only.
Third-Party Services: KRONO uses a flight data API solely to retrieve flight route information based on flight numbers you enter. No personal data is sent to this service.
No Account Required: KRONO does not require you to create an account or provide any personal information.
Data Storage: All app data is stored locally on your device. We have no access to this data.
Children's Privacy: KRONO does not knowingly collect data from children under 13.