Welcome to BrainDetox Utility Box
Introduction
Updates
Upcoming
'BrainDetox Utility Box' is a platform that offers a wide range of web-based tools for free. All tools work directly in your browser with no installation required.
Available Services
- Lottery Number Generator Generates random lucky lottery numbers for you. Go to tool →
- US Powerball Generator Generate your lucky US Powerball numbers! Pick 5 white balls (1-69) and 1 red Powerball (1-26). Go to tool →
- US Mega Millions Generator Generate your lucky US Mega Millions numbers! Pick 5 white balls (1-70) and 1 golden Mega Ball (1-25). Go to tool →
- China Double Color Ball Generator Free Double Color Ball number generator. Pick 6 red balls (1-33) and 1 blue ball (1-16) to find your lucky numbers. Go to tool →
- Japan Loto 7 Generator Generate Japan Loto 7 numbers for free! Pick 7 numbers from 1 to 37 to find your lucky combination. Go to tool →
- Subnet Calculator A tool for calculating IP subnet masks and converting CIDR notation. Go to tool →
- Password Generator A secure password generator with options for strength, special characters, numbers, and uppercase letters. Go to tool →
- QR Code Generator Easily convert URLs, contact info, WiFi credentials, and more into QR codes. Go to tool →
- Date/Time Calculator Calculate date differences, add/subtract dates, count business days, convert time, and more. Go to tool →
- Rsync Command Builder An interactive tool that helps you build rsync commands for file synchronization. Go to tool →
- Crontab Expression Generator Easily build cron expressions for scheduled tasks with an intuitive interface. Go to tool →
- Docker Command Builder Generate complex Docker commands with ease. Configure container runs, image builds, and more through an intuitive UI. Go to tool →
- Random Picker A versatile random picker featuring number drawing, name drawing, lunch picker, ladder game, and quick draws. Go to tool →
- Interest Calculator Accurately calculate interest for loans, deposits, installment savings, compound interest, and more. Go to tool →
- Internet Speed Test Measure download speed, upload speed, and ping in real time to check your internet connection. Go to tool →
- MBTI Personality Test Discover which of the 16 personality types you are. Free analysis with traits, career suggestions, and compatibility insights. Go to tool →
- Compatibility Test A complete compatibility analysis based on names, birth dates, MBTI, and zodiac signs. Discover your special connection with partners, friends, and family. Go to tool →
- Daily Fortune & Tarot Check your day with daily horoscopes for the 12 zodiac signs and 22 Major Arcana tarot cards. Go to tool →
- Color Palette Generator A professional color tool that offers color theory-based combinations, HEX/RGB/HSL conversion, accessibility checks, and CSS code generation. Go to tool →
- Unit Converter Easily convert temperature (°C, °F, K), length (cm, inch, feet), weight (kg, lbs), volume (L, gallon), area (㎡, pyeong), speed (km/h, mph), and more. Go to tool →
- Pomodoro Timer Maximize productivity with 25-minute focus and 5-minute break cycles. Includes task management, statistics, and audio alerts. Go to tool →
- Mindfulness Timer & Soundscape Combine a customizable timer with four healing sounds — rain, forest, waves, and campfire — to create the perfect environment for meditation and focus. Go to tool →
- Brain Game Arcade Train your brain with memory games, math games, and reaction speed tests. A fun collection of brain training games with personal record tracking and daily challenges. Go to tool →
- Classic Tetris The nostalgic block puzzle game! Complete lines using 7 tetrominoes. Supports both PC and mobile, with score tracking and a level system for endless fun. Go to tool →
- More Utilities New utility tools are continuously being added. Coming Soon
Recent Updates
| Date | Update Details |
|---|---|
| 2025-07-24 | Added Brain Game Arcade — train your brain with memory games, math games, and reaction speed tests. Personal record tracking, daily challenges, and an achievement badge system maximize engagement. |
| 2025-07-24 | Added Classic Tetris — 7 tetrominoes, dual mobile/PC controls, score and level system, and achievement notifications. Train spatial awareness and quick decision-making with the nostalgic block puzzle. |
| 2025-07-24 | Added Mindfulness Timer & Soundscape — combine a customizable timer with four healing sounds (rain, forest, waves, campfire) to create the perfect environment for meditation and focus. |
| 2025-07-22 | Added Pomodoro Timer — maximize productivity with 25-minute focus and 5-minute break cycles. Includes task management, statistics tracking, audio alerts, and a mobile-friendly design. |
| 2025-07-06 | Added Unit Converter — supports 6 categories including temperature (°C, °F, K), length (cm, inch, feet), weight (kg, lbs), volume (L, gallon), area (㎡, pyeong), and speed (km/h, mph). |
| 2025-07-06 | Added Japan Loto 7 Generator — pick 7 numbers from 1-37 with 2 bonus numbers, fully supporting Japanese lottery game rules. |
| 2025-07-06 | Added China Double Color Ball Generator — pick 6 red balls (1-33) and 1 blue ball (1-16), fully supporting Chinese lottery game rules. |
| 2025-07-06 | Added US Mega Millions Generator — draw 5 white balls (1-70) and 1 Mega Ball (1-25), with Megaplier multiplier feature included. |
| 2025-07-06 | Added US Powerball Generator — draw 5 white balls (1-69) and 1 Powerball (1-26), with Power Play multiplier feature included. |
| 2025-06-24 | Added Color Palette Generator — a professional color tool with color theory-based combinations, HEX/RGB/HSL conversion, and CSS code generation. |
| 2025-06-24 | Added Compatibility Test — analyzes name/birth date, MBTI, and zodiac compatibility to check connections with partners, friends, and family. |
| 2025-06-24 | Added Daily Fortune & Tarot — daily horoscopes for the 12 zodiac signs and 22 Major Arcana tarot cards deliver a fresh message every day. |
| 2025-06-23 | Added MBTI Personality Test — analysis of all 16 personality types with traits, career recommendations, and compatibility features for a free personality test. |
| 2025-06-22 | Added Internet Speed Test — measure download speed, upload speed, and ping to check your real-time internet connection. |
| 2025-06-21 | Added Interest Calculator — financial calculations for loans, deposits, installment savings, compound interest, and more. |
| 2025-06-21 | Added Ladder Game to Random Picker — an interactive ladder game supporting up to 10 participants. |
| 2025-06-21 | Added Random Picker — number drawing, name drawing, lunch picker, quick draws, and more random selection features. |
| 2025-06-21 | Added Docker Command Builder — easily generate Docker commands for container runs, image builds, and more. |
| 2025-06-21 | Added Crontab Expression Generator — intuitively build cron expressions for scheduled tasks. |
| 2025-06-20 | Added Rsync Command Builder — easily generate rsync commands for file synchronization. |
| 2025-06-05 | Added Date/Time Calculator — date differences, add/subtract dates, business day calculations, and time conversions. |
| 2025-06-01 | Added QR Code Generator. |
| 2025-06-01 | Added Password Generator. |
| 2025-06-01 | Completed implementation of Subnet Calculator. |
| 2025-06-01 | Added Lottery Number Generator. |
| 2025-05-31 | Site-wide design improvements and responsive layout applied. |
Upcoming Features
- Text Tools Collection - Base64, URL encoding/decoding, character counter, and more, all in one place.
- JSON/CSV/XML Formatter - A data format cleanup and validation tool for developers.
- Notepad / Notes App - A simple note-taking tool based on local storage (with search functionality).
- Markdown Editor - A markdown editing and preview tool for simple text formatting.
- Currency Converter - A worldwide currency conversion tool using real-time exchange rates.