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GeeksKai Toolbox - Free online tools for developers & creators | Product Hunt
17 Free Tools • Always Updated

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Professional Tools

Hand-picked tools designed to streamline your workflow and boost productivity

New
Creative

BPM ↔︎ MS Converter

Professional BPM to milliseconds converter for music producers, DJs, and audio engineers. Convert beats per minute to delay times, LFO rates, and sync parameters instantly with all note values.

Bidirectional BPM ↔ MS Conversion
All Note Values (Quarter, Eighth, Sixteenth)
+2 more features
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New
Utility

CCM to HP Converter

Professional engine displacement to horsepower converter with 2-stroke/4-stroke and turbocharged/naturally aspirated support. Perfect for motorcycles, cars, boats, and racing applications.

Bidirectional CCM ↔ HP Conversion
2-Stroke & 4-Stroke Engine Support
+2 more features
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New
Utility

CM to Tommer Converter

Professional centimeter to tommer (Danish/Norwegian inch) converter with precision control. Perfect for furniture shopping, construction projects, and international commerce.

Bidirectional Conversion
Precision Control (0-3 decimals)
+2 more features
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New
Communication

Discord Time Converter

Professional bidirectional Discord time converter with timezone support and batch processing. Convert between Discord timestamps and regular time formats effortlessly.

Bidirectional Conversion
Timezone Support
+2 more features
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Popular
Communication

Discord Timestamp Generator

Create dynamic timestamps that automatically update in Discord messages. Perfect for events, deadlines, and countdowns that work across all timezones.

Real-time Updates
Multiple Formats
+2 more features
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Popular
Productivity

Job Worth Calculator

Calculate your job's true value with comprehensive salary analysis. Compare compensation, benefits, and work-life balance across different countries using PPP conversion.

PPP Conversion
Work-Life Balance Analysis
+2 more features
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Professional
Development

PDF to Markdown Converter

Professional PDF to Markdown converter. Extract text from PDF documents and transform them into clean, properly formatted Markdown files instantly.

Instant Conversion
Format Preservation
+2 more features
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Educational
Design

Tip Screen Guide & Generator

Understand the psychology behind tip screens and their impact on consumer behavior. Create realistic examples for educational purposes and UX research.

Psychology Analysis
Multiple Device Themes
+2 more features
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Viral
Entertainment

Inside Out 2 Glued to Phone Test

Are you glued to your phone? Take the viral Inside Out 2 emotion test to discover which Disney character controls your phone addiction. Analyze Joy, Anxiety, Sadness & 6 more emotions driving your screen time habits.

9 Inside Out 2 Emotions
Phone Addiction Analysis
+2 more features
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Creative
Entertainment

Chromakopia Name Generator

Create your colorful alter ego inspired by Tyler, the Creator's Chromakopia. Generate unique personas that embody creativity and self-expression.

Music-Inspired Personas
Colorful Character Traits
+2 more features
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Professional
Creative

Invincible Title Card Generator

Create professional-grade title cards inspired by the acclaimed animated series. Features authentic typography and studio-quality export options.

Character Presets
Advanced Typography
+2 more features
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New
Development

HTML to Markdown Converter

Convert HTML content to clean Markdown format with advanced customization. Support for URLs, batch processing, and intelligent content extraction.

URL Content Extraction
Batch Processing
+2 more features
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New
Productivity

PERM Processing Time Tracker

Track your PERM application processing times with real-time DOL data. Get personalized estimates, queue position tracking, and historical trend analysis for your immigration case.

Real-time DOL Data
Personal Case Tracking
+2 more features
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New
Utility

Snow Day Calculator

Professional snow day prediction using real-time weather data and advanced algorithms. Get accurate school closure probability with detailed weather factor analysis.

Real-time Weather Data
AI-Powered Analysis
+2 more features
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New
Development

Random SSN Generator

Generate valid format Social Security Numbers for software testing and development. Educational tool with SSN structure guide and batch processing capabilities.

Valid SSN Format Generation
Educational Structure Guide
+2 more features
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Professional
Development

Random VIN Generator

Generate ISO 3779 compliant Vehicle Identification Numbers for automotive software testing. Professional tool with valid check digits and manufacturer codes.

ISO 3779 Compliant Format
Valid Check Digit Calculation
+2 more features
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New
Development

JSON to Table Converter

Professional JSON to Table converter online. Convert JSON to HTML, ASCII, Excel tables instantly with advanced customization and structure preservation.

Multiple Output Formats
Structure Preservation
+2 more features
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