# supertools-browser-toolkit

> 20+ browser tools in one extension. Calculator, Converter, Color Picker, JSON, Dark Mode, Password Gen & more. 100% offline.

Canonical page: [https://chrome-stats.com/d/supertools-browser-toolkit](https://chrome-stats.com/d/supertools-browser-toolkit)

## Overview

- **ID:** `supertools-browser-toolkit`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** brgsoft
- **Category:** web-development,privacy-security,search-tools
- **Daily users:** 2
- **Version:** 2.0.0
- **Last updated:** 2026-06-26
- **First published:** 2026-06-23
- **Size:** 40 KB
- **Data as of:** 2026-09-05
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/supertools-browser-toolkit/)
- **Website:** [https://www.brgseo.me/](https://www.brgseo.me/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/supertools-browser-toolkit/privacy/](https://addons.mozilla.org/firefox/addon/supertools-browser-toolkit/privacy/)

## Description

⚡ SuperTools — Your All-In-One Browser Toolkit

20 powerful tools packed into one lightweight extension. No API keys. No accounts. No data collection. Everything runs 100% offline in your browser.

🆓 FREE TOOLS (10):
• 🧮 Calculator — Full math calculator with keyboard support
• 🔤 Word Counter — Words, characters, sentences, read time
• 🔐 Password Generator — Crypto-secure with strength meter
• 📝 Quick Notes — Auto-saved browser notepad
• 🎨 Color Picker — HEX, RGB, HSL with one-click copy
• { } JSON Tool — Format, minify, and validate JSON
• 🌙 Dark Mode — Force dark mode on any website
• 📄 Lorem Generator — Placeholder text paragraphs
• Aa Text Case — UPPER, lower, Title, camelCase, snake_case, kebab-case
• 📏 Unit Converter — Length, Weight, Temperature, Area, Speed, Data, Time

👑 PRO TOOLS (10):
• 🔣 Base64 — Encode and decode Base64
• #️⃣ Hash Generator — SHA-256, SHA-384, SHA-512, SHA-1
• ⏱️ Pomodoro Timer — Focus timer with browser notifications
• 📸 Screenshot — Capture visible tab as PNG
• .* Regex Tester — Live pattern testing with match positions
• 📱 QR Code Generator — Create QR codes from any text or URL
• 📖 Read Mode — Strip clutter for clean reading
• 📐 Page Ruler — Measure pixel distances on any page
• 📋 Clipboard Manager — History of last 25 copied items
• 🔊 Text to Speech — Read text aloud using browser voices

✅ WHY SUPERTOOLS?
• No API keys required — everything works offline
• No data collection — zero tracking, zero analytics
• Lightweight — under 32KB total size
• Beautiful dark UI — modern, clean, easy to use
• Freemium — free tools have no limits, pro unlocks with one-time key

Built for developers, designers, writers, students, and anyone who wants quick access to everyday tools without opening extra websites.

## Rankings

- #63,479 — Overall
- #155 — temperature
- #227 — superfast

## Permissions and access

### Permissions

- `activeTab`
- `storage`
- `clipboardWrite`
- `clipboardRead`
- `notifications`
- `contextMenus`
- `tabs`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** High 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).

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Source: [Chrome-Stats](https://chrome-stats.com/d/supertools-browser-toolkit)