---
title: "Kort vs Firefox Focus: an honest comparison"
canonical: https://kortbrowser.com/vs/firefox-focus
description: "Kort and Firefox Focus side by side: what Kort adds, then engine, platforms, price, ad blocking, cookie pop-ups, usage data and AI. With sources and dates."
updated: 2026-11-01
language: en
---

# Kort vs Firefox Focus

> Kort and Firefox Focus side by side: what Kort adds, then engine, platforms, price, ad blocking, cookie pop-ups, usage data and AI. With sources and dates.

Firefox Focus is Mozilla's minimal private browser for phones. It has no tabs and blocks trackers by default.

## Kort adds 5 things

- Cookie pop-ups answered for you
- Tabs, Spaces and history you keep
- Chrome and Firefox extension stores
- AI Overviews hidden in search
- A Mac app

## Scorecard

|  | Kort | Firefox Focus |
| --- | --- | --- |
| Apple's WebKit engine | Yes | Yes |
| Ad blocker, built in and on | Yes | Yes |
| Cookie pop-ups answered | Yes | Not confirmed |
| No usage data sent | Yes | No |
| No account needed | Yes | Yes |
| No AI in the browser | Yes | Yes |
| Vertical tabs and Spaces | Yes | No |
| iPhone and iPad app | Coming | Yes |
| Made in the EU | Yes | No |

"Not confirmed" means we could not check it in a primary source. 

## What both have

- The same WebKit engine on iPhone and iPad.
- Trackers blocked by default.
- No account.
- No AI.

## Side by side

|  | Kort | Firefox Focus |
| --- | --- | --- |
| Engine on Mac | WebKit, Apple's engine (the same as Safari) | WebKit on iPhone and iPad |
| Platforms | Mac. iPhone and iPad coming to the App Store | iPhone, iPad, Apple Vision Pro, Android |
| Made by | Made in the EU | Mozilla Corporation, United States |
| Price and business model | 5 € once, no subscription. One license per iCloud account. | Free |
| Ad and tracker blocking | Built in and on by default. Blocked inside WebKit before the request is sent. No extension needed | Trackers and many ads blocked by default |
| Cookie pop-ups | Answered for you: "Reject all" or "Only necessary", or hidden | Not confirmed (last seen: Not confirmed) |
| Usage data | None. Crash reports only if you choose to e-mail them | App Store label lists usage and diagnostics, not linked to you |
| Account | None. No sign-in | None |
| AI features | No AI. Google's AI Overviews hidden by default | None |
| Vertical tabs and spaces | Vertical sidebar, Spaces, split view with up to four pages on Mac | No tabs |

Firefox Focus: WebKit on iOS, made by Mozilla (United States), on iPhone, iPad, Android. Facts about Firefox Focus checked on 2026-11-01. Kort's price is shown in euros; [every currency](https://kortbrowser.com/pricing.md).

## Questions

### Is Kort for iPhone like Firefox Focus?

Kort for iPhone is a full browser with tabs and Spaces. Focus is built to forget everything after each session. Kort for iPhone is coming to the App Store.

## Sources

- <https://en.wikipedia.org/wiki/Firefox_Focus> (as of 2026-11-01)
- <https://apps.apple.com/us/app/firefox-focus-privacy-browser/id1055677337> (as of 2026-11-01)
- <https://www.mozilla.org/firefox/browsers/mobile/focus/> (as of 2026-11-01)

We describe other browsers from their own pages, help centers, app store listings and press coverage. Products change. If something here is out of date, write to us and we will fix it.