Effective date: April 1, 2026 · Last updated: April 1, 2026
This Cookie Policy explains how Halo Sp. z o.o. (trading as Sparq Ads) uses cookies and similar tracking technologies on the SparqAds platform at https://sparqads.com. This policy should be read in conjunction with our Privacy Policy.
1. What Are Cookies
Cookies are small text files that are stored on your device (computer, tablet, or mobile phone) when you visit a website. They are widely used to make websites work more efficiently, improve user experience, and provide information to site owners.
Cookies can be “first-party” (set by the website you are visiting) or “third-party” (set by a domain other than the website you are visiting). They can also be “session” cookies (deleted when you close your browser) or “persistent” cookies (stored on your device for a set period or until you delete them).
2. Cookies We Use
We use the following categories of cookies on the SparqAds platform. Each category is described in detail below, along with specific cookie names, purposes, and retention periods.
3. Essential Cookies
Essential cookies are strictly necessary for the operation of our platform. They enable core functionality such as user authentication, session management, and security features. These cookies cannot be disabled as the platform would not function properly without them.
Status: Always active — no consent required.
Cookie Name
Purpose
Duration
session_id
Maintains your active session while you are logged in to the platform.
Session
auth_token
Authenticates your identity and keeps you signed in across page loads.
30 days
csrf_token
Protects against cross-site request forgery (CSRF) attacks.
Session
cookie_consent
Stores your cookie consent preferences.
12 months
4. Analytics Cookies
Analytics cookies help us understand how visitors interact with our platform by collecting and reporting information about usage patterns. This data helps us improve the platform's performance, features, and user experience. We use PostHog as our analytics provider.
Status: Enabled only with your consent.
Cookie Name
Provider
Purpose
Duration
ph_phc_*
PostHog
Identifies unique visitors and tracks user sessions for product analytics.
12 months
ph_*_posthog
PostHog
Stores session replay and feature flag data for analytics.
12 months
5. Functional Cookies
Functional cookies enable enhanced functionality and personalization, such as remembering your preferences, language settings, and interface customizations. While not strictly essential, they provide a better user experience.
Status: Enabled only with your consent.
Cookie Name
Purpose
Duration
user_preferences
Stores your display preferences, such as dashboard layout and theme (light/dark).
12 months
locale
Remembers your preferred language and regional settings.
12 months
sidebar_state
Remembers whether the navigation sidebar is expanded or collapsed.
Session
6. Advertising and Tracking Cookies
Advertising and tracking cookies are used for cross-platform attribution and conversion tracking. These cookies are set by the advertising platforms that SparqAds integrates with (Meta, Google, LinkedIn) to measure the effectiveness of advertising campaigns and attribute conversions to the correct source.
Status: Enabled only with your consent.
Cookie Name
Platform
Purpose
Duration
_fbc
Meta (Facebook)
Stores the last click identifier from a Facebook ad for conversion attribution.
90 days
_fbp
Meta (Facebook)
Identifies browsers for delivering advertising and site analytics from Facebook.
90 days
_gcl_au
Google Ads
Stores click information from Google Ads for conversion tracking and attribution.
90 days
_gcl_aw
Google Ads
Records Google Ads click ID for conversion measurement.
90 days
_li_fat_id
LinkedIn
Stores the LinkedIn first-party ad tracking identifier for conversion attribution.
30 days
li_sugr
LinkedIn
Used by LinkedIn for browser identification for advertising attribution.
90 days
7. Third-Party Cookies
In addition to the cookies described above, our platform may set or allow third-party cookies from the following services:
7.1 Stripe
Stripe, our payment processor, may set cookies to process payments securely, prevent fraud, and comply with regulatory requirements. These cookies are essential for payment functionality. For more information, see Stripe's Privacy Policy.
7.2 Advertising Platforms
Meta, Google, and LinkedIn may set additional cookies through their respective tracking pixels and SDKs when you interact with ad-related features. These are governed by the privacy and cookie policies of the respective platforms: Meta Cookie Policy, Google Cookie Policy, and LinkedIn Cookie Policy.
8. How to Manage Cookies
You can manage your cookie preferences in several ways:
8.1 Cookie Consent Banner
When you first visit our platform, you will be presented with a cookie consent banner that allows you to accept or reject non-essential cookie categories. You can change your preferences at any time through the cookie settings link in our website footer.
8.2 Browser Settings
Most web browsers allow you to control cookies through their settings. You can configure your browser to block or delete cookies, or to notify you when a cookie is being set. Please note that blocking essential cookies may prevent the platform from functioning correctly.
Instructions for managing cookies in common browsers:
Google Chrome:Settings > Privacy and security > Cookies and other site data
Mozilla Firefox:Settings > Privacy & Security > Cookies and Site Data
Apple Safari:Preferences > Privacy > Manage Website Data
Microsoft Edge:Settings > Cookies and site permissions > Manage and delete cookies and site data
8.3 Opt-Out Links
You can also opt out of specific third-party tracking through the following tools:
In accordance with the ePrivacy Directive and GDPR, we request your consent before setting any non-essential cookies. Essential cookies are set without consent as they are strictly necessary for the platform to function.
When you first visit our platform, a cookie consent banner will be displayed, allowing you to:
Accept all cookies.
Reject all non-essential cookies.
Customize your preferences by enabling or disabling individual cookie categories (analytics, functional, advertising).
Your consent preferences are stored in the cookie_consentcookie and are respected across all pages and sessions. You can update your preferences at any time by clicking the “Cookie Settings” link in the footer of our website.
10. Contact Information
If you have any questions about this Cookie Policy or our use of cookies, please contact us: