Cookie Policy
Last Updated: October 2025
This Cookie Policy explains how Tenkobo uses cookies and similar technologies across all our products.
Cookie Usage Across Tenkobo Products
Different Tenkobo products use cookies differently based on their functionality:
🌐 Marketing Website
Uses: Essential (consent storage) + Analytics (optional, Google Analytics)
💻 Web Apps
Uses: Essential (auth, sessions) + Functionality (preferences, AI settings) + Analytics (optional)
📱 Mobile Apps
Uses: Local storage for learning progress, preferences, offline content. Controlled via in-app settings.
ℹ️ Note
When you visit this website, you'll see a simple cookie banner asking you to accept or decline analytics cookies. More granular controls are available within the web apps and mobile apps where applicable.
What Are Cookies?
Cookies are small text files that are stored on your device when you visit our website or use our web application. They help us provide you with a better experience by remembering your preferences and improving how our service works.
Similar technologies include local storage, session storage, and other browser storage mechanisms that serve similar purposes.
How We Use Cookies
We use cookies for several important purposes:
Essential Cookies
✓ These cookies are necessary for the website to function
Essential cookies cannot be disabled as they are required for basic website functionality.
- Authentication: Keep you logged into your Tenkobo account
- Security: Protect against fraudulent activity and enhance security
- Session Management: Maintain your session as you navigate between pages
- Load Balancing: Distribute network traffic efficiently
Functionality Cookies
⚙️ These cookies enhance your experience
You can disable these cookies, but some features may not work properly.
- Preferences: Remember your language, theme, and other settings
- Learning Progress: Store your study progress and flashcard states locally
- Form Data: Remember information you've entered in forms
- Feature Usage: Remember which features you've used and how you prefer to use them
Analytics Cookies
📊 These cookies help us improve our service
We use analytics to understand how you use Tenkobo and make improvements.
ℹ️ Google Analytics Data Transfer Notice
Google Analytics processes data on servers in the United States. By accepting analytics cookies, you consent to this international data transfer. See "Data Protection Compliance" section below for detailed safeguards and legal considerations.
Learn more: Google Privacy Policy
- Usage Analytics: Understand which features are most popular and useful
- Performance Monitoring: Identify and fix technical issues
- A/B Testing: Test different versions of features to improve user experience
- Error Tracking: Monitor and fix bugs and crashes
Third-Party Cookies
We may use third-party services that set their own cookies. These services help us provide and improve Tenkobo:
Payment Processors
- • Stripe: Secure payment processing for web app subscriptions (future support for PayStack/Flutterwave)
- • Google Play: Android app billing and subscription management
- • Apple App Store: iOS app billing (when available)
Analytics & Monitoring
- • Google Analytics: Website traffic analysis and user behavior insights (requires your consent)
- • Firebase Analytics: App performance monitoring and usage analytics
- • Error tracking to identify and fix issues quickly
Google Analytics uses cookies to collect anonymous data about how you use our website. You can accept or decline analytics cookies through our cookie consent banner.
Mobile App Data Storage
Our mobile apps use local storage mechanisms similar to cookies:
- User Preferences: App settings, theme preferences, and notification settings
- Learning Data: Flashcard progress, study streaks, and offline content
- Authentication: Secure tokens to keep you logged in
- Cache: Temporary storage to improve app performance and offline functionality
Your Control Over Cookies
Browser Settings
You can control cookies through your browser settings:
- Block all cookies: Prevent all cookies from being set
- Block third-party cookies: Allow only cookies from Tenkobo
- Delete existing cookies: Remove cookies already stored
- Receive notifications: Get alerts when cookies are being set
⚠️ Important Note
Blocking all cookies may affect the functionality of Tenkobo. Essential cookies are necessary for the website to work properly, including logging in and maintaining your session.
Mobile App Controls
In our mobile apps, you can control data storage through:
- App Settings: Disable analytics and optional data collection
- Device Settings: Clear app data or restrict app permissions
- Account Settings: Control what data is synced across devices
Cookie Retention
Different types of cookies are stored for different periods:
Session Cookies
Deleted when you close your browser
Used for: Login sessions, temporary preferences
Persistent Cookies
Stored for up to 2 years or until manually deleted
Used for: Remember login, user preferences, analytics
Data Protection Compliance
As a Norwegian company operating globally, Tenkobo is committed to complying with:
- European Union General Data Protection Regulation (GDPR)
- Norwegian Personal Data Act (Personopplysningsloven)
- ePrivacy Directive (Cookie Law)
- Nigerian Data Protection Regulation (NDPR) for Nigerian users
⚠️ Important Notice on International Data Transfers
When you accept analytics cookies, your data may be transferred to and processed on servers located in the United States (Google Analytics). While Google LLC is certified under the EU-U.S. Data Privacy Framework:
- Norway's Data Protection Authority (Datatilsynet) issued a ruling in January 2025 expressing concerns about EU-US data transfers via Google Analytics
- The EU-U.S. Data Privacy Framework is under ongoing legal review and may be challenged in court
- US surveillance laws may apply to data stored on US servers
We implement technical safeguards (IP anonymization, consent controls, minimal data collection) to mitigate these risks, but we want you to make an informed decision about accepting analytics cookies.
Safeguards We Implement
- IP Anonymization: Google Analytics does not log or store full IP addresses for EU users
- Consent Mode v2: Analytics only run with your explicit consent
- Data Minimization: We collect only essential analytics data
- Shorter Retention: Analytics data is retained for limited periods
- Google's DPF Certification: Google is certified under the EU-U.S. Data Privacy Framework
By accepting analytics cookies, you acknowledge that your data may be transferred to the United States and processed under the safeguards described above.
Updates to This Policy
We may update this Cookie Policy from time to time to reflect changes in our practices or for legal, operational, or regulatory reasons. We will notify you of significant changes through:
- Email notification to registered users
- Prominent notice on our website and apps
- Updated "Last Modified" date at the top of this policy
Contact Us About Cookies
If you have questions about our use of cookies or this Cookie Policy, please contact us:
Privacy Inquiries: privacy@kronerland.no
General Support: tenkobo-support@kronerland.no
Company: Kronerland AS
Address: Olsvikmarken 82, 5183 Olsvik, Bergen, Norway
🍪 Summary
We use cookies to provide you with the best possible experience on Tenkobo. Essential cookies are necessary for the platform to function, while optional cookies help us improve our service. You can control most cookies through your browser settings, and we're transparent about how we use them.