# Developer Toolbox

> Professional offline developer tools: JSON, Regex, Base64, JWT, QR & more

Canonical page: [https://chrome-stats.com/d/com.yasien.developertoolbox](https://chrome-stats.com/d/com.yasien.developertoolbox)

## Overview

- **ID:** `com.yasien.developertoolbox`
- **Platform:** Android
- **Type:** Android app
- **Status:** Removed
- **Publisher:** yasien studio
- **Category:** TOOLS
- **Downloads:** 1
- **Version:** 1.0.0
- **Last updated:** 2026-07-21
- **First published:** 2026-07-21
- **Publisher country:** GB
- **Size:** 20 MB
- **Data as of:** 2026-08-19
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.yasien.developertoolbox)
- **Privacy policy:** [https://sites.google.com/view/developertoolbox](https://sites.google.com/view/developertoolbox)

## Description

Developer Toolbox is the ultimate companion for developers, providing a comprehensive suite of essential tools in a single, professional, and completely offline package.<br>Stop switching between browser tabs and online converters. Everything you need is right here, working instantly without an internet connection.<br>Key Features:<br>•<br>Data Formatters: JSON Viewer with format, minify, and validation.<br>•<br>Web Utilities: URL &amp; HTML Encoder/Decoder, URL Parser, and MIME lookup.<br>•<br>Security &amp; Identity: JWT Decoder, UUID Generator (v1, v4, v5), and Hash Generator (MD5, SHA1, SHA256+).<br>•<br>Text Tools: Regex Tester with live groups, Case Converter, and Lorem Ipsum generator.<br>•<br>Conversions: Unix Timestamp converter, Number Base converter (Binary/Hex/Dec), and Base64 encoder.<br>•<br>Design: Professional Color Picker with HEX/RGB/HSL and palette generation.<br>•<br>Codes: QR Code and Barcode generator.<br>Why Choose Developer Toolbox?<br>•<br>100% Private: No cloud sync, no analytics, no tracking. Your data never leaves your device.<br>•<br>Works Offline: All tools are available without an internet connection.<br>•<br>Material 3 Design: A modern, clean, and responsive interface with Dark Mode support.<br>•<br>Fast &amp; Lightweight: Built for performance with a focus on developer productivity.<br>•<br>Search &amp; Favorites: Quickly find the tools you use most.<br>Simplify your workflow and keep your data secure with Developer Toolbox

## Permissions and access

### Permissions

- `com.android.vending.CHECK_LICENSE`
- `com.yasien.developertoolbox.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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