Cookies Policy

How We Use Cookies

Our website uses cookies, small text files placed on your device, to help it function properly, improve user experience, and gather analytics data. This page outlines the types of cookies we use and their purposes.

Note: In addition to traditional cookies, we also use browser localStorage to store preferences and settings locally on your device. These function similarly to cookies but are stored differently. For simplicity, we refer to both as "cookies" on this page.

Essential Cookies

These cookies are necessary for the basic functionality of the site.

Cookie NameWhat it doesExpiry
__Secure-1PSID, __Secure-3PSIDGoogle authentication session cookies that keep you logged in2 years
__Secure-1PAPISID, __Secure-3PAPISIDGoogle API session identifiers for secure authentication2 years
SID, HSID, SSID, APISID, SAPISIDGoogle authentication and security cookies2 years
g_stateGoogle One Tap sign-in state managementSession

Analytics (Cookieless & Optional)

We use analytics to understand how users interact with our site. Our analytics are privacy-focused.

You can opt out of analytics cookies through your browser settings.

Analytics Infrastructure: We use Google Analytics 4 in cookieless mode for anonymous website statistics, and Mixpanel for detailed product analytics with EU data residency.

Cookie NameWhat it doesExpiry
None (GA4 Cookieless)Google Analytics 4 runs in cookieless mode, collecting anonymous page view data without storing cookies on your deviceN/A
mp_*_mixpanelMixpanel analytics that tracks user behavior, page views, and feature usage (EU data residency). Uses localStorage for persistence.1 year

What we track: Page views, puzzle solving activity (correct/incorrect, time taken, puzzle sets), feature usage (hearts, referrals, premium), and user engagement metrics. All data is anonymized and stored within the EU.

Functionality Cookies (Optional)

These cookies allow the site to remember your preferences and personalise your experience.

This means you can opt out of these cookies.

Cookie NameWhat it doesExpiry
soundEnabledRemembers your sound preference for puzzle solvingPersistent
autoplayEnabledRemembers your preference for automatic opponent movesPersistent
puzzle-favoritesStores your favorite puzzle sets for easy accessPersistent
puzzle_start_*Tracks puzzle solving time accurately across sessionsCleared on puzzle completion
welcome_shown_*Ensures welcome message is shown only once per accountPersistent
emailForSignInTemporarily stores your email during passwordless sign-inCleared after sign-in

Advertising Cookies (Optional)

These cookies track your site activity to personalise ads and may share data with third parties for relevant advertising.

This means you can opt out of these cookies.

Cookie NameWhat it doesExpiry
rdt_*Reddit Pixel tracking cookie that measures advertising effectiveness and conversions from Reddit ads. When you are signed in, your email address is shared with Reddit for customer matching to improve conversion attribution.90 days

Managing Cookie Preferences

You also have the option to delete cookies whenever you wish and adjust your browser settings to block or allow all or certain cookies automatically. Most web browsers allow you to manage cookies through settings.

Please contact us at [email protected] if you require any further information or assistance with managing your cookie preferences.