Where to find and clear cookies on iPhone
On iPhone, cookies live in the Safari app's settings. Open Settings, scroll down and tap Safari, then scroll to the bottom and tap Clear History and Website Data. A menu appears with three options: the last hour, today, today and yesterday, or all time. Choose the timeframe you want, then tap the blue Clear History and Data button at the bottom.
This single action clears three things at once: your browsing history, cookies, and cached website files. You cannot clear only cookies without also clearing history and cache on iPhone — the operating system bundles them together. If you use Chrome, Firefox, or another browser app instead of Safari, each one has its own cookie storage, and you will need to clear cookies separately in each app.
The process takes about five seconds. Your saved passwords and autofill information stay in place unless you specifically delete them elsewhere in Settings.
Key Takeaways
- iPhone clears cookies through Settings > Safari > Clear History and Website Data, and you must choose a timeframe from the last hour to all time.
- Clearing cookies on iPhone also removes your browsing history and cached files at the same time — you cannot clear only cookies.
- Each browser app (Safari, Chrome, Firefox) stores its own cookies, so you need to clear them separately if you use multiple browsers.
- Clearing cookies does not remove your saved passwords, payment methods, or autofill data unless you delete those separately.
- Cookies return when ready when you browse again, so clearing them is most useful right before visiting a data broker site or before closing the browser for the day.
Why clearing cookies matters when visiting data broker sites
Cookies are small files that websites store on your phone to track your activity. When you visit a data broker site, that site places a cookie on your iPhone to remember that you were there. If you clear cookies before visiting, the site cannot use that cookie to build a profile of your behavior across multiple visits.
Clearing cookies also removes cookies placed by other websites you visited before. This breaks the chain that allows advertisers and data brokers to follow you across different sites. A cookie from a news site, a shopping site, and a data broker site can all talk to each other if they are owned by the same company or share data — clearing them cuts those connections.
The timing matters. If you clear cookies, then visit a data broker site, then close Safari, you limit how much information that site can collect about you in that session. If you clear cookies after visiting, you erase the evidence that you were there, but the site already collected what it needed during your visit.
What cookies do and do not do
Cookies cannot see your location, access your contacts, or read your text messages. They only track which websites you visit and what you do on those websites — clicking links, filling forms, scrolling, time spent on a page. A cookie from one website cannot see cookies from another website, but data brokers and advertisers often buy information from multiple sources and combine it.
Clearing cookies does not hide your activity from your internet service provider (ISP) or from Apple. Your ISP can see which websites you visit regardless of cookies. Apple can see Safari activity if you have iCloud sync turned on. Clearing cookies is one small step, not a complete privacy solution.
Cookies also do not track you after you clear them. Once deleted, they are gone. New cookies will be placed the next time you visit a website, but the old ones cannot follow you to new sites.
How often to clear cookies
If you visit data broker sites regularly, clear cookies before each visit. If you browse normally and only occasionally visit sites you want to be cautious about, clearing cookies once a week or once a month is reasonable. Some people clear cookies every time they close Safari — you can set this up in Settings > Safari > Advanced > Privacy Preserving Ad Measurement, though this setting controls ad tracking specifically, not all cookies.
The downside of clearing cookies frequently is that websites will not remember your preferences. You may have to log in again, reset your language or theme choices, or re-enter information you typed before. This is a trade-off: more privacy means more inconvenience.
Other browser apps and their cookie settings
If you use Chrome on iPhone, open the app, tap the three-line menu at the bottom right, go to Settings, tap Privacy, then Clear Browsing Data. Choose your timeframe and make sure Cookies and Cached Images is checked. Firefox works similarly: tap the menu button, select Settings, tap Data Management, then Clear Private Data.
Each browser keeps its cookies separate. Clearing cookies in Safari does not clear cookies in Chrome. If you switch between browsers, you need to clear cookies in each one. Some people use one browser for normal browsing and a second browser only for visiting data broker sites, then clear that browser's cookies afterward.
Cookies versus other tracking methods
Clearing cookies stops one tracking method but not all of them. Websites also use fingerprinting, which identifies you based on your device type, screen size, browser version, and installed fonts — information that does not change when you clear cookies. They use local storage, which works like cookies but is harder to clear. They use pixels, tiny invisible images that report back to advertisers when you view a page.
On iPhone, you can limit some of this tracking through Settings > Privacy > App Tracking Transparency, which prevents apps from tracking you across other apps and websites. You can also turn on Privacy Relay in Settings > Privacy > VPN and Device Management, which hides your real IP address from websites. These settings do not clear cookies, but they reduce tracking alongside clearing cookies.
What happens to cookies you cleared
Once you clear cookies, they are deleted from your iPhone permanently. Websites cannot retrieve them. However, the websites you visited still have records of your visit on their own servers — clearing your local cookies does not erase their logs. If you visited a data broker site and filled out a form, that information is stored on their servers regardless of whether you clear cookies afterward.
This is why clearing cookies before visiting is more effective than clearing them after. If you clear cookies before, the site has less information to store. If you clear cookies after, the site already collected what it needed.
Frequently Asked Questions
Will clearing cookies log me out of my accounts?
Yes. Cookies store your login session, so clearing them logs you out of email, social media, banking apps, and any other sites where you were signed in. You will need to log back in the next time you visit those sites. If you want to stay logged in to some sites, do not clear cookies, or use a separate browser only for sites you want to clear.
Can I clear cookies from just one website instead of all of them?
Not on iPhone. Safari clears all cookies at once when you use the Clear History and Website Data button. If you want to keep cookies from some sites and clear others, you would need to use a different browser or a privacy-focused browser app that offers per-site controls, though most iPhone browsers do not.
Do I need to clear cookies if I use private browsing mode?
Private browsing mode (Safari's Private tab) does not store cookies permanently — they are deleted when you close the tab. However, cookies placed during a private session can still track you within that session. Clearing cookies in private mode is less necessary, but you still cannot clear only cookies without also clearing history.
Will clearing cookies remove my saved passwords?
No. Passwords are stored separately in your iCloud Keychain and are not affected by clearing cookies. Your payment methods, autofill information, and saved addresses also stay in place. Only cookies, history, and cached files are deleted.
How often do websites place new cookies on my iPhone?
Every time you visit a website, it can place a new cookie. If you clear cookies and then visit the same website again, it will place a fresh cookie. This is why clearing cookies is not a permanent solution — you would need to clear them before every visit to a site you want to limit tracking on.