Prime 59 is a number puzzle game where you fill a 6×6 grid using only prime numbers so that every row and column adds up to exactly 59.

What are prime numbers?

Prime numbers are numbers greater than 1 that can only be divided evenly by 1 and themselves. Examples include 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, and 31.

Is Prime 59 free to play?

Yes! Prime 59 is free to download and play. A premium subscription unlocks additional features like advanced stats, unlimited daily challenges, and ad-free gameplay.

Is there multiplayer?

Yes! Battle Mode lets you challenge friends with a direct link or get matched with players worldwide. Both players solve the same puzzle in real-time.

What platforms is Prime 59 available on?

Prime 59 is available on iOS (App Store), Android (Google Play), and the web at prime59.fun. Your account syncs across all platforms.

Privacy Policy

Last Updated: February 18, 2026

This Privacy Policy outlines the types of personal information collected, used, and protected by I Lov Guitars Inc., doing business as Prime 59 (“Company”, “we”, “us”, or “our”). This policy applies to the Prime 59 mobile application (“App”) and our website located at prime59.fun. By using our services, you consent to the practices described in this policy.

Information We Collect

Personal Information You Provide

Account Information: When you sign up via Apple or Google authentication, we receive your name and email address to create your account.
Username: You choose a display username visible to other players.
Profile Preferences: During onboarding, you may provide optional information such as age range, gender, country, experience level, and primary goal to personalize your experience.
Billing Email: If you subscribe to premium features, we collect a billing email for receipt delivery.

Information Collected Automatically

Usage Data: Game statistics (solve times, scores, streaks, ELO ratings), feature interactions, and screens viewed.
Device Information: Device type (iOS, Android, web), operating system, locale, and timezone.
Analytics Events: Anonymized usage events to improve the product experience.

How We Use Your Information

Provide and improve the Prime 59 game experience.
Display your username and stats on leaderboards.
Enable multiplayer matchmaking and friend challenges.
Process subscription payments and manage entitlements.
Send push notifications (daily challenges, streak reminders, friend challenges) when enabled.
Analyze product usage to improve features and fix bugs.
Comply with legal obligations.

Third-Party Services

We use the following third-party services:

Supabase: Authentication, database, and secure data storage. Your game data, profile, and account information are stored in Supabase with row-level security policies.
RevenueCat: Subscription management and payment processing across platforms. Receives your user ID and subscription status.
PostHog: Product analytics for understanding usage patterns and improving the app. Collects anonymized usage events.
Plausible Analytics: Privacy-friendly, cookieless website analytics. Does not collect personal data or use cookies. Fully GDPR compliant.
Apple / Google Sign-In: Authentication providers. We only receive the information you authorize during sign-in.

Each third-party partner has its own privacy policy. We encourage you to review them.

Data Retention

Account Data: Retained as long as your account is active. You can delete your account at any time through the App settings.
Game Statistics: Retained to display on leaderboards and your profile. Deleted when you delete your account.
Analytics Data: Aggregated and anonymized. Individual event data is subject to the retention policies of PostHog and Plausible.
Account Deletion: You may delete your account and all associated data through the App settings. Once deleted, this data cannot be recovered.

Your Data Rights

Depending on your jurisdiction, you may have the following rights:

Access: Request a copy of the personal data we hold about you.
Correction: Request correction of inaccurate personal data.
Deletion: Request deletion of your personal data (available through the App settings).
Portability: Request your data in a portable format.
Opt-Out: Disable push notifications or analytics tracking through the App settings.

To exercise these rights, contact us at support@prime59.fun.

Cookies

Our website uses Plausible Analytics which is cookieless and does not track individual users. We do not use advertising cookies. Session cookies may be used for authentication purposes only.

Children's Privacy

Prime 59 is not intended for children under the age of 13. We do not knowingly collect personal information from children under 13. If you believe we have collected such information, please contact us immediately and we will delete it.

Security

We implement appropriate technical and organizational measures to protect your personal data, including encryption in transit (TLS), row-level security policies in our database, and secure authentication through Apple and Google.

Changes to This Privacy Policy

We may update this Privacy Policy to reflect changes in our practices. If we make material changes, we will notify you via email or through a notice in the App before the changes become effective.

Contact Us

If you have any questions about this Privacy Policy, please contact us at support@prime59.fun.

I Lov Guitars Inc.

1102-2250 Kennedy Road

Scarborough, Ontario, M1T 3G7, Canada