Privacy Policy
Last updated: December 2025
JaPlanner ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our Japan trip planning application.
What We Collect
Trip Planning Data
- Trip dates and duration
- Selected destinations and routes
- Chosen activities and attractions
- Accommodation details you enter
- Personal notes and preferences
Account Information (if you sign in)
- Email address
- Display name (if provided)
Preferences
- Theme preference (light/dark mode)
- Tutorial completion status
Subscription Data (Premium users)
- Stripe customer ID (to link your account)
- Subscription status and tier
- Subscription period dates
We do not store your payment card details. All payment information is securely handled by Stripe.
How We Use Your Data
- •Provide the service: Store and display your trip planning data
- •Cloud sync: If signed in, sync your trip across devices
- •Remember preferences: Save your theme and settings
- •Group planning: Enable collaboration with travel companions you invite
Data Storage
Local Storage
Your trip data is stored locally in your browser by default. This means your data stays on your device unless you choose to sign in.
Cloud Storage (Optional)
If you create an account and sign in, your data is synced to our cloud database powered by Supabase. Supabase stores data in secure, EU-compliant data centres.
Third-Party Services
Supabase
We use Supabase for authentication and cloud data storage. Supabase is GDPR-compliant and offers EU data residency options.
Stripe (Payments)
We use Stripe to process Premium subscription payments. Stripe is a PCI-compliant payment processor and handles all payment card data. We do not store your credit card information. Stripe's privacy policy applies to payment processing: stripe.com/gb/privacy
OpenWeatherMap (Premium Feature)
For Premium subscribers, we use OpenWeatherMap to provide weather forecasts. We send location coordinates to fetch weather data. OpenWeatherMap's privacy policy applies: openweather.co.uk/privacy-policy
Booking.com (Affiliate Links)
We provide links to Booking.com to help you find accommodation. When you click these links, you leave our site and Booking.com's privacy policy applies.
Analytics
We do not currently use any analytics or tracking services.
Your Rights (UK GDPR)
Under UK GDPR, you have the following rights:
Access
Request a copy of your data
Deletion
Request deletion of your data
Portability
Export your data in a portable format
Withdraw Consent
Change your cookie preferences anytime
Cookies & Local Storage
Essential (Always Active)
japlanner-trip-data- Your trip planning datajaplanner-auth- Authentication session (if signed in)japlanner-cookie-consent- Your consent choice
Preferences (Require Consent)
japlanner-theme- Your theme preferencejaplanner-tutorial-completed- Tutorial status
Contact Us
If you have any questions about this Privacy Policy or wish to exercise your rights, please contact us:
support@japlanner.co.ukChanges to This Policy
We may update this Privacy Policy from time to time. We will notify you of any significant changes by posting a notice on our website. We encourage you to review this page periodically.