# KProxy Extension for Firefox

> Official KProxy Extension. The best anonymous proxy solution for work.

Canonical page: [https://chrome-stats.com/d/kproxy-extension](https://chrome-stats.com/d/kproxy-extension)

## Overview

- **ID:** `kproxy-extension`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Sumalab
- **Category:** privacy-security
- **Daily users:** 1,646
- **Weekly downloads:** 31
- **Rating:** 3.95 / 5 (63 ratings)
- **Version:** 3.1
- **Last updated:** 2022-09-02
- **First published:** 2015-05-28
- **Size:** 1.45 MB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/kproxy-extension/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/kproxy-extension/privacy/](https://addons.mozilla.org/firefox/addon/kproxy-extension/privacy/)

## Description

The KProxy Extension for Firefox offers the best anonymous proxy solution designed for seamless and secure web browsing. It allows users to change their IP address and country, making it easy to bypass blocked or censored websites without any hassle. Designed to work perfectly through internet proxies at workplaces, universities, or libraries, it ensures your connection remains encrypted and secure.

With KProxy, you can surf the web anonymously without worrying about ads or registrations. Simply install the extension, and enjoy a private browsing experience with 100% site compatibility. Support and feedback are readily available to enhance your experience further.

## Rankings

- #2,455 — Overall
- #24 — solution
- #57 — wifi proxy
- #71 — best
- #71 — extension guard
- #73 — feedback

## Permissions and access

### Permissions

- `proxy`
- `tabs`
- `storage`
- `cookies`
- `*://*/*`
- `webRequest`
- `webRequestBlocking`
- `privacy`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Review summary

Reviews are mixed but lean negative: many users report frequent connectivity failures and very slow, often unusable speeds. A few users say it sometimes works and are satisfied, but others report failures on portable and mobile Firefox builds and raise privacy/security worries (WebRTC leaks and broken URL encryption). Overall reliability and performance are the main complaints.

### Pros

- Some users report the extension works and are satisfied (several short positive reviews).
- The add-on can function intermittently — reviewers note it does connect and allow access at times.
- When it works for a user, it can provide proxy access to reach blocked sites (reported by multiple users).

### Cons

- Frequent connection failures and general unreliability (many reviewers say it often does not connect).
- Very slow speeds or unusable data streams when a connection is established (several reviews).
- Problems on non-standard installs and mobile: portable Firefox and Android Firefox reported not to work.
- Privacy/security concerns: reports of WebRTC IP leaks and URL-encryption breaking (multiple reviewers raised leak/encryption issues).

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Source: [Chrome-Stats](https://chrome-stats.com/d/kproxy-extension)