🔐 Privacy & Site Preferences
How EVCcost uses your data and how you can manage your preferences.
What Do We Store in Your Browser?
Remembers your language, light/dark theme and preference choices. Without these, the site resets every visit.
Measures how many people visit the site and which pages are most used. Data is anonymous and does not reveal your identity.
Remembers your calculator settings like battery capacity and loss rate even after closing the page. Stored only in your browser.
Off by default. If enabled, you may see ads relevant to your interests. Keeping it off changes nothing.
Manage Your Preferences
You can update your preferences at any time using the buttons below. Your choices are saved immediately.
Privacy
EVCcost values user privacy. Data we collect is solely to improve service quality.
Your contact information may be stored in a secure database and/or encrypted backup files. Both methods protect your data against unauthorized access.
Content on the site is for informational purposes. Prices may vary; check operators official channels for current information.
Under KVKK and GDPR: your personal data is stored securely and deleted upon request. Use the contact form for deletion requests.
Advertising and Third-Party Cookies
To learn more about how Google uses advertising cookies, visit the Google Advertising Policy page.
You can manage your personalised ad preferences via Google Ad Settings.
Data Storage
Data on the site may be stored using multiple methods for security, backup, and statistics:
Messages and activity logs are kept in a secure database. Protected against unauthorized access.
Records may also be backed up as files. IP, email and name fields are automatically masked in these files.
IP, browser, visited pages and time on page are retained for up to 90 days. Disabled via the evc_no_track=1 cookie.
A short random evc_sid session cookie is used to group visit sessions. Contains no personal data.
Technical Details
| Data | Category | Purpose | Duration |
|---|---|---|---|
lang |
Essential | Saves language preference | 1 year |
evc_theme / ev_page_theme |
Essential | Saves theme preference (light/dark) | localStorage |
ev_simulator_settings |
Essential | Saves calculator settings | localStorage |
evc_cookie |
Essential | Remembers your preference choices | 1 year |
evc_sid |
Statistics | Anonymous visit session ID (for server-side analytics) | 30 days |
evc_no_track |
Opt-out | For users opting out of visit tracking | 1 year |
PHPSESSID |
Essential | Session management (panel users only) | Session |
_ga, _gid, _ga_* |
Statistics | Google Analytics — anonymous visit measurement | 2 years |
__gads, __gpi |
Advertising | Google AdSense — ad personalisation and frequency | 13 months |
Contact
For questions about your data or deletion requests, use the contact form.
You can also reach us by email: [email protected]
Last updated: 23.05.2026