# Canvas Blocker

> Blocks canvas fingerprinting by overriding HTMLCanvasElement methods.

Canonical page: [https://chrome-stats.com/d/canvas-blocker](https://chrome-stats.com/d/canvas-blocker)

## Overview

- **ID:** `canvas-blocker`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Himin Karran
- **Category:** other
- **Daily users:** 6
- **Weekly downloads:** 1
- **Version:** 1.3
- **Last updated:** 2025-07-15
- **First published:** 2025-07-12
- **Size:** 14 KB
- **Data as of:** 2026-09-13
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/canvas-blocker/)
- **Website:** [https://daga.help/](https://daga.help/)

## Description

Blocks canvas fingerprinting by overriding HTMLCanvasElement methods.

## Rankings

- #42,587 — Overall
- #53 — override

## Permissions and access

### Permissions

- `storage`
- `tabs`
- `activeTab`

### Content script matches

- `<all_urls>`

## 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 website URL may be invalid

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

## Similar extensions and apps

- [Canvas Blocker - Fingerprint](https://chrome-stats.com/d/canvas-blocker-fingerprint) — 17 users
- [Canvas Blocker - Fingerprint Protect](https://chrome-stats.com/d/canvas-blocker-no-fingerprint) — 429 users, 3.81 / 5
- [CanvasBlocker](https://chrome-stats.com/d/canvasblocker) — 38,528 users, 4.58 / 5
- [Canvas Defender](https://chrome-stats.com/d/no-canvas-fingerprinting) — 2,908 users, 3.64 / 5
- [Canvas Fingerprint Defender](https://chrome-stats.com/d/canvas-fingerprint-defender) — 1,169 users, 3.97 / 5
- [AntiFingerprint](https://chrome-stats.com/d/antifingerprint) — 3 users, 3.00 / 5
- [Fingerprint Defender](https://chrome-stats.com/d/fingerprint-defender) — 567 users, 4.33 / 5
- [Browser Fingerprint Protector](https://chrome-stats.com/d/browser-fingerprint-protector) — 172 users, 1.50 / 5
- [Fingerprint Shield](https://chrome-stats.com/d/fingerprint-shield) — 118 users, 3.13 / 5
- [No Fingerprint](https://chrome-stats.com/d/no-fingerprint) — 1 users, 3.40 / 5
- [Canvas Privacy Protection](https://chrome-stats.com/d/canvas-privacy-protection) — 13 users
- [Canvas Privacy Protection](https://chrome-stats.com/d/canvas-privacy) — 13 users

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