The Tool Desk
Outbyte PC Repair FREEClear out junk files and repair common Windows errorsFree Scan →Outbyte Driver Updater FREEFix the driver behind crashes, sound loss and screen glitchesFind Drivers →Safari, Firefox, and Chrome can all keep much of a browsing session out of the browser’s ordinary history on a Mac—but none makes you anonymous online. Close every private or Incognito window to end the session, and remember that downloads and some bookmarks remain on the Mac. For built-in tracker defenses, Safari and Firefox describe protections that operate in private windows; Chrome emphasizes separating and clearing the temporary session.
What private browsing does—and does not do
Private browsing is primarily a control over what the browser saves to the local profile after a session. It can be useful on a shared Mac when you do not want visited pages, temporary cookies, or form entries to appear in ordinary browsing history. Close all private or Incognito windows when finished; in Chrome, the session is cleared when all Incognito windows are closed.
As an Amazon Associate I earn from qualifying purchases.
It is not network anonymity. Websites and services used on those websites may still observe activity, and an internet provider, employer, or school that manages the network may be able to see it. Mozilla and Google explicitly describe this limitation in their guidance: Mozilla on Private Browsing and Google Chrome on Incognito.
Private windows also do not erase files you download. If a file should not remain on the Mac, delete it separately. A VPN addresses a different layer: it changes the network path, but does not clear browser history or guarantee anonymity.
#1 Best Overall
- 【WIDELY APPLICABLE】Removable design and comes with a macbook air privacy filter protector storage clip that can be taken and used as needed, perfect for various occasions where screen privacy needs to be protected.Like offices, airports, cafes, trains, etc. Compatible with MacBook Air 13.6 & 13 inch (Released In 2022-2026, M2 M3 M4 M5 Chip) - Model: A2681 A3113 A3240 A3449
- 【SUPER EASY INSTALLATION】Peslv has designed an innovative magnetic mounting method in order to improve the installation of the privacy screen MacBook Air 13 inch. The top of the MacBook Air privacy screen has a reinforced magnetic strip, which can be installed in a second by simply aligning it with the top bezel of the screen and gently pressing it. With Peslv privacy screen MacBook Air 13.6 inch, you'll never be stuck in an awkward situation where you don't know how to install it!
- 【STUNNING PRIVACY PROTECTION】To ensure that only the +-30° angle directly in front of the screen is visible, we have corrected the angle of the MacBook Air M2 privacy screen more than 5000 times to ensure that other angles of view are not visible. By getting the Peslv privacy screen MacBook Air 2022 13.6 inches, you can ensure that your computer data privacy is not peeked.
- 【PROTECT SCREEN ALSO EYES】The high-quality materials imported from Japan and the process imported from Germany have greatly improved the performance of the magnetic Mac Air 13.6inch privacy screen. High-quality filter layer that can reduce 95% of blue light and 92% of UV light. Matte surface, anti-glare, effectively intercepts 95% of the reflected light. Anti-scratch layer to avoid scratches from daily use. Protect your screen while protecting your eyesight.
- 【ULTIMATE HIGH DEFINITION】Modeled in accordance with the real screen size 1:1 restoration, the size is perfectly matched. The magnetic strip that strengthens the magnetic force can make the MacBook privacy screen 13 inch stick to the screen tightly. The light-transmitting layer with advanced material has a super high light transmission rate. So all this will make you have a super high definition mac 13 privacy screen with unparalleled picture quality close to the original picture.
Safari, Firefox, and Chrome at a glance
| Browser | Start a private session on Mac | What is removed or not saved after the session | Notable behavior |
|---|---|---|---|
| Safari | File > New Private Window | Visited pages and AutoFill information are not saved; private tabs are not included in iCloud open tabs; recent Smart Search queries are omitted; cookie and site-data changes are not saved. Downloaded files remain, although they are omitted from the downloads list. | Advanced tracking and fingerprinting protection is on by default in Private Browsing. Supported configurations can lock private windows with a password or Touch ID. |
| Firefox | Open a Private Window from the browser controls | History, form and search entries, cookies, cache, offline web content, and download-list entries are not retained after the private session. Downloaded files and new bookmarks remain. | Mozilla says private windows are shielded by default from third-party cookies and content trackers. Firefox can also be configured to always use private browsing. |
| Chrome | Menu > New Incognito window, or press Command-Shift-N | After all Incognito windows close, Chrome removes the session’s site data and browsing record. Bookmarks, reading-list items, and downloaded files remain. | Incognito starts a separate session and does not automatically sign you into Google or other sites. |
These are vendor-described behaviors, not results from a controlled head-to-head test. The available official guidance does not establish which browser blocks the most tracking in real-world use. Sources: Apple’s Safari Private Browsing guidance, Apple’s guidance on locking private windows, Mozilla’s Private Browsing guidance, and Google Chrome’s Incognito guidance.
How to open and use a private window
Safari
- In Safari, choose File > New Private Window.
- Use the private window for the session you want separated from ordinary browsing. Safari says tabs isolate browsing initiated in one tab from another.
- Close the private windows when done. If you downloaded a file that should not stay on the Mac, delete it separately.
Safari’s advanced tracking and fingerprinting protection removes known tracking parameters and blocks connections to data-collection companies using advanced fingerprinting. Apple cautions that some site features may be affected. If a site workflow breaks, use Apple’s documented control to adjust the protection for that site rather than assuming private browsing has disabled the ordinary Safari windows too.
Rank #2
- 【Instant Snap-on Magnetic Attachment】- The Patented Magnetic Privacy Screen – Protected by U.S. Patents 9,829,669 and D844,012. Simply place the privacy screen along the top of your MacBook and let the magnets attach along the top. No need for tricky placement, messy tape, or damaging adhesive. Easily remove and reattach when you need it.
- 【Perfect Fit for 14.2" Liquid Retina XDR Display】- The SightPro Magnetic Privacy Screen is designed to integrate seamlessly with your MacBook Pro 14 Inch Year (2021, 2022*, 2023, 2024, 2025, 2026, M1, M2, M3, M4, M5, Pro, Max) (Model: A2442, A2779, A2918, A2992, A3112, A3185, A3401, A3434, A3426, A3427).
- 【Superior Privacy】- Our advanced multi-layered film filter blacks out your screen when viewing from the side, while maintaining a crystal clear screen straight-on. It also protects your eyes from harmful UV and blue light. [Note: It does not block visibility directly behind you, regardless of the distance.]
- 【Perfect for Travel and Open Workspaces】- The MacBook Pro Privacy Screen Filter is the ideal solution for healthcare providers, mobile workers, commuters, students, and business travelers. Now you can stay compliant and safeguard sensitive corporate information while working in airplanes, subways, airports, and public areas.
- 【Package Contents】 - Each package includes a magnetic privacy screen filter, a storage folder, and a cleaning cloth. Buy with confidence – located in the US, Sight Pro specializes in providing best-in-class privacy solutions to individuals, small businesses, corporations, government, and educational institutions. Our privacy screens are Section 889 and TAA compliant.
Firefox
- Open Firefox’s browser controls and choose New Private Window.
- Conduct the temporary session in that window. Its history, form and search entries, cookies, cache, offline web content, and download-list entries are not retained after the session.
- Close the private window when finished. Remove any downloaded files manually if they should not remain.
Firefox’s private-window protections are specifically described as shielding by default from third-party cookies and content trackers. To configure Firefox to always use private browsing, use its privacy settings; exact labels can vary by installed version.
Quick wins for a faster PC:
Repair Windows errors before they cause bigger problemsFix Now →Scan for outdated or missing drivers - takes under a minuteDriver Scan →Clear out junk files and repair common Windows errorsFree Scan →Chrome
- Choose Menu > New Incognito window, or press Command-Shift-N.
- Use the Incognito window as a separate session. It does not automatically sign you into Google or other sites.
- Close every Incognito window to clear the session’s site data and browsing record. Delete any downloaded files separately if needed.
Which Mac browser should you choose?
- For a quick separate session on a shared Mac: any of the three can keep ordinary history and session data out of the regular profile after the session, provided you close all private windows.
- For documented tracker defenses in private mode: Safari and Firefox both describe built-in protections. Safari’s advanced protection may affect some website features; the sources do not provide a measured ranking between the browsers.
- For protecting an unattended Mac from already-open private pages: Safari’s locked-private-window feature is a distinct option on supported configurations. Lock the Mac itself as well; private browsing is not a screen lock.
- For a straightforward temporary session: Chrome Incognito is simple to open and close, but its downloads and saved bookmarks or reading-list items persist.
Common privacy misunderstandings
“My internet provider cannot see what I do.”
Private browsing does not prevent an internet provider, employer, school, or visited website from observing activity. Google puts the distinction plainly: “While Incognito can help keep your browsing private on your device, it doesn’t make you invisible.” See Google’s explanation of Incognito and Mozilla’s explanation of Private Browsing.
Rank #3
- 【Instant Removable Snap-on Magnetic Attachment】- The Patented Magnetic Privacy Screen – Protected by U.S. Patents 9,829,669 and D844,012. Simply place the privacy screen protector along the top of your MacBook and let the magnets attach along the top. No need for tricky placement, messy tape, or damaging adhesive. Easily remove and reattach when you need it.
- 【Perfect Fit for 13.6" Liquid Retina】- The SightPro Magnetic Privacy Screen is designed to integrate seamlessly with your MacBook Air 13.6 Inch Year (2022, 2023*, 2024, 2025, 2026, M2, M3, M4, M5). (Model: A2681, A3113, A3240) Please note, the 13.6" MacBook Air is sometimes advertised as the 13" MacBook Air.
- 【Superior Privacy】- Our advanced multi-layered film filter blacks out your screen when viewing from the side, while maintaining a crystal clear screen straight-on. It also protects your eyes from harmful UV and blue light. [Note: It does not block visibility directly behind you, regardless of the distance.]
- 【Perfect for Travel and Open Workspaces】- The MacBook Air Privacy Screen Filter is the ideal solution for healthcare providers, mobile workers, commuters, students, and business travelers. Now you can stay compliant and safeguard sensitive corporate information while working in airplanes, subways, airports, and public areas.
- 【Package Contents】 - Each package includes a magnetic privacy screen filter, a storage folder, and a cleaning cloth. Buy with confidence – located in the US, Sight Pro specializes in providing best-in-class privacy solutions to individuals, small businesses, corporations, government, and educational institutions. Our privacy screens are Section 889 and TAA compliant.
“My downloads and bookmarks disappear when I close the window.”
Downloaded files remain on the Mac in all three browsers, even when a browser omits the download from its list or clears the list entry. Firefox and Chrome also retain bookmarks saved during a private session; Chrome retains reading-list items too. Delete files or remove saved items separately when appropriate.
“Safari Private Browsing hides my IP address.”
Ordinary Safari Private Browsing does not by itself hide your IP address from all sites. Apple describes hiding an IP address from trackers and websites as a separate feature requiring iCloud Private Relay and an iCloud+ subscription, with regional availability limits. See Apple’s Safari privacy settings guidance.
Rank #4
- 【WIDELY APPLICABLE】Removable design and comes with a macbook pro privacy filter protector storage clip that can be taken and used as needed, perfect for various occasions where screen privacy needs to be protected.Like offices, airports, cafes, trains, etc. Compatible with MacBook Pro 13 in (2016, 2017, 2018, 2019, 2020, 2021, 2022, M1, M2) & MacBook Air 13 inch (2018, 2019, 2020, 2021, M1)
- 【SUPER EASY INSTALLATION】Peslv has designed an innovative magnetic mounting method in order to improve the installation of the privacy screen MacBook Pro 13 inch. The top of the MacBook Pro privacy screen has a reinforced magnetic strip, which can be installed in a second by simply aligning it with the top bezel of the screen and gently pressing it. With Peslv privacy screen MacBook Air 13 inch, you'll never be stuck in an awkward situation where you don't know how to install it!
- 【STUNNING PRIVACY PROTECTION】To ensure that only the +-30° angle directly in front of the screen is visible, we have corrected the angle of the MacBook Pro privacy screen more than 5000 times to ensure that other angles of view are not visible. In addition, we have innovatively designed an integrated sliding camera cover that can be easily opened and closed. By getting the Peslv privacy screen MacBook Air 13 inches, you can ensure that your computer data privacy is not peeked.
- 【PROTECT SCREEN ALSO EYES】The high-quality materials imported from Japan and the process imported from Germany have greatly improved the performance of the magnetic MacBook Air 13 inch privacy screen. High-quality filter layer that can reduce 95% of blue light and 92% of UV light. Matte surface, anti-glare, effectively intercepts 95% of the reflected light. Anti-scratch layer to avoid scratches from daily use. Protect your screen while protecting your eyesight.
- 【ULTIMATE HIGH DEFINITION】Modeled in accordance with the real screen size 1:1 restoration, the size is perfectly matched. The magnetic strip that strengthens the magnetic force can make the MacBook privacy screen 13 inch stick to the screen tightly. The light-transmitting layer with advanced material has a super high light transmission rate. So all this will make you have a super high definition mac 13 privacy screen with unparalleled picture quality close to the original picture.
“If a site behaves differently, private mode is broken.”
Temporary cookies and site data can mean a site asks you to sign in again or behaves differently. Safari’s additional tracking and fingerprinting protection can also affect some site features. That trade-off is part of using the protections, not evidence that the browser has saved the session into ordinary history.
Recommended Free Tools
Quick Recap
Best Value
- Compatible with MacBook Air 13.6&13 Inch Year 2022, 2023, 2024,2025,2026, M2, M3,M4,M5 (Model: A2681, A3113,A3240,A3449). Please verify the back of the computer for the specific model number to avoid any compatibility issues with the model.
- 【Upgraded Privacy 4 Directions】Privacy at 4-way directions (Up area, down area, left area and right area) With its innovative 360° privacy design, our MacBook Air 13.6 inch privacy screen offers unparalleled protection for your personal information.
- 【PROTECT SCREEN ALSO EYES】The high-quality materials imported from Japan and the process imported from Germany have greatly improved the performance of This macbook Air laptop privacy screen 13.6 inch protects your eyes with anti-glare and anti-blue light technology.Anti-scratch layer to avoid scratches from daily use. Protect your screen while protecting your eyesight.
- 【Easy installation& Bubble Free】Silicone adhesive instead of normal adhesive, it makes the screen protector for MacBook Air 13.6 Inch automatically attach with the MacBook screen smoothly, no mess adhesives when you move it. Video detailed teaching and clear manual make installation so easy and bubble free.
- 【Lifetime Warranty】IPROKKO is a factory that integrates production, processing and sales, and we are committed to making you more satisfied. If you have any problems, please feel free to contact us. we will provide you with satisfactory service within 24 hours.
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
