Browse All Tools | Shining Toolbox
Explore every free tool in one place, from QR codes and PDFs to calculators, converters, and text utilities.
Age Calculator
Calculate your exact age in years, months, weeks, days, hours, and minutes. Find time until your next birthday.
Base64 Encoder/Decoder
Encode text to Base64 or decode Base64 to text instantly. Supports UTF-8 and handles special characters correctly.
BMI Calculator
Calculate your Body Mass Index and healthy weight range with metric or imperial inputs, plus instant category insights for adults.
Budget Split Calculator
Split your income using the 50/30/20 budgeting rule. Allocate money for needs, wants, and savings automatically.
Calorie Calculator
Estimate your BMR and daily calorie needs (TDEE) using age, height, weight, and activity level, then get targets for fat loss, maintenance, or muscle gain.
Code Minifier
Minify HTML, CSS, and JSON online. Reduce file size by removing comments, whitespace, and formatting. Free code compression tool.
Compound Interest Calculator
Calculate how your money grows with compound interest and monthly contributions. See the power of compounding over time.
Color Picker
Pick colors and convert between HEX, RGB, and HSL formats. Free online color converter with live preview.
Countdown Generator
Create a live countdown to any event. Generate shareable links for birthdays, launches, and more.
Break-even Calculator
Calculate your break-even point - how many units you need to sell to cover all costs. Essential for business planning.
Currency Converter
Convert between currencies with approximate rates. Enter custom rates for accuracy.
Add/Subtract Date Calculator
Add or subtract days, weeks, months, and years from any date. Quick presets for common calculations.
Diff Checker
Compare two text versions side by side with highlights for additions and deletions. Spot changes in code, configs, or copy instantly with private, in-browser processing.
Date Difference Calculator
Calculate the exact time between two dates in years, months, weeks, and days. Find duration for any date range.
Discount Calculator
Calculate stacking discounts with percentage and fixed amount. See your final price and total savings instantly.
Dummy Data Generator
Generate fake names, emails, phone numbers, and addresses for testing. Free random data generator for developers and designers.
Gradient Generator
Create beautiful CSS gradients with a visual editor. Generate linear, radial, and conic gradients with multiple color stops.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes online. Free cryptographic hash calculator for developers.
Hashtag Generator
Generate relevant hashtags for Instagram, TikTok, and Twitter. Find popular and trending hashtags for your content.
CSV to JSON Converter
Convert CSV data to JSON format instantly. Supports headers, custom delimiters, and large files. Free and private.
Image Compressor
Compress PNG, JPG, and WebP images instantly in your browser. Reduce file size without uploading - fast and privacy-first.
Image Format Converter
Convert PNG, JPG, WebP, and HEIC images to another format in seconds. Fast, private, and fully client-side with no uploads, watermarks, or signups required.
Image Resizer
Resize images to exact dimensions or max size with high-quality scaling. Batch process PNG, JPG, and WebP files instantly in your browser with zero uploads.
Instagram Bio Preview
Preview how your Instagram bio will look. Create and visualize your Instagram profile before publishing.
JSON to CSV Converter
Convert complex JSON structures into flat CSV files.
JSON Formatter
Format, validate, and beautify JSON data online. Pretty print JSON with syntax highlighting. Free and instant.
JSON/YAML/XML Converter
Convert between JSON, YAML, and XML with validation and pretty output. Free, instant, and runs in your browser.
JWT Decoder
Decode and inspect JSON Web Tokens (JWT) online. View header, payload, and signature. Free JWT parser for developers.
Loan Calculator
Calculate monthly loan payments, total interest, and amortization schedule. Compare flat vs effective interest rates.
Lorem Ipsum Generator
Generate placeholder text for your designs and mockups. Free Lorem Ipsum generator with paragraphs, sentences, and words options.
Meme Generator
Create viral memes with custom top and bottom text. Edit, preview, and download high-resolution images instantly with zero uploads or watermarks for sharing.
Markup/Margin Calculator
Calculate markup percentage, profit margin, and selling price from cost. Understand the difference between markup and margin.
Palette Generator
Generate beautiful color palettes from base colors. Create harmonious color schemes using color theory.
Password Generator
Generate secure, memorable passphrases using your browser's cryptography. No signup, no tracking, no uploads.
PDF Merger
Merge multiple PDF files into one document instantly in your browser. Secure, private, and free - no upload required.
PDF Splitter
Split PDF pages into separate files or custom ranges instantly in your browser. Private, fast, and free with zero uploads, watermarks, or signups required.
PDF to Image Converter
Convert PDF pages to high-quality PNG or JPG images in seconds. Processing happens locally in your browser for total privacy, fast exports, and no installs.
Pomodoro Timer
Free Pomodoro timer to boost productivity. 25-minute work sessions with short breaks. Track your focus sessions.
Profit Calculator
Calculate profit, profit margin, and markup from revenue and costs. See gross and net profit instantly.
QR Code Generator
Create free QR codes for URLs, text, and links instantly. Download as PNG or SVG. No signup required.
QR WhatsApp Generator
Create WhatsApp wa.me link QR codes for direct messaging.
QR WiFi Generator
Generate QR codes for WiFi networks. Share your WiFi password easily without typing. Supports WPA, WPA2, and WEP.
Robots.txt Generator
Generate robots.txt file online. Control how search engines crawl your website with User-agent, Disallow, and Sitemap directives.
Savings Goal Calculator
Calculate how long to reach your savings goal or how much to save monthly. Track your progress.
Meta Tag Generator
Generate Open Graph and Twitter Card meta tags for better social media sharing. Create SEO-friendly meta tags online.
Service Fee Calculator
Calculate platform and service fees for e-commerce sales. See how much you actually receive after fees.
Slug Generator
Convert any text into a URL-friendly slug.
Regex Tester
Test and debug regular expressions online. Live matching with highlighting, flag options, and preset patterns for common use cases.
Text Case Converter
Change text to UPPERCASE, lowercase, Title Case, and more.
Tip & Split Calculator
Calculate tip and split the bill among friends. See what each person pays including tip.
Timezone Converter
Convert time between major city timezones instantly. Supports WIB, WITA, WIT, EST, PST, GMT, and 50+ global hubs including New York, London, Tokyo, Dubai, Singapore, and Sydney.
Unit Converter
Convert between units of length, weight, temperature, volume, area, speed, time, and digital storage. Free online unit conversion calculator.
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Supports milliseconds, seconds, and multiple date formats.
URL Encode/Decode
Safely encode and decode URL components.
UTM Builder
Create UTM-tagged URLs for tracking marketing campaigns. Generate Google Analytics compatible UTM parameters for any URL.
UUID Generator
Generate random UUIDs (v4) instantly. Create unique identifiers for databases, APIs, and applications. Copy with one click.
VAT/PPN Calculator
Calculate VAT/PPN tax amounts for Indonesia (11%) and custom rates. Find tax-inclusive and tax-exclusive prices instantly.
Water Intake Calculator
Find your daily water intake based on body weight, activity minutes, and climate, with totals in liters, ounces, cups, and bottles.
Word Counter
Count words, characters, sentences, and paragraphs instantly. Calculate reading time and speaking time for your text.
Workdays Calculator
Count business days between dates or add workdays to a date. Excludes weekends automatically.
YouTube Timestamp Generator
Create shareable YouTube links that start at a specific time. Generate timestamped YouTube URLs instantly.