Everything In One Place
83 tools covering text, images, PDFs, calculators, and developer utilities — one bookmark instead of dozens
⚡ 83 Free Tools · No Sign-up · 100% Private
Smart Tools for
Intelligent Work
Powerful utilities that work instantly in your browser. Word counters, JSON formatters, image tools, calculators — all free, no sign-up required.
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All 83 Free Tools
Click any tool to use it instantly — no sign-up, no download
Text Tools
11 tools available
🔥 Popular
Word Counter
Count words, characters, sentences, and paragraphs in any text — real-time results
Case Converter
Smart text case converter with intelligent format detection and instant transformation
Lorem Ipsum Generator
Generate placeholder text for designs and mockups
Text Diff Checker
Compare two texts and find differences instantly
Text to Speech
Convert text to natural sounding speech — download as audio
Word Frequency Counter
Find most common words and phrases in your text
Find & Replace
Find and replace text in bulk — supports regex and case-sensitive matching
AI Text Cleaner
Remove invisible characters, smart quotes, and em dashes from AI-generated text — 100% in your browser, nothing uploaded
Text Line Sorter
Sort lines alphabetically, by length, reverse, shuffle, remove duplicates and more
Text Repeater
Repeat any text a set number of times — choose separator and copy output instantly
Typing Speed Test
Test your typing speed in words per minute (WPM) with real-time accuracy tracking
Developer Tools
16 tools available
🔥 Popular
JSON Formatter
Beautify, validate, and format JSON code instantly — paste messy JSON and get clean output
Base64 Encoder/Decoder
Encode and decode Base64 strings instantly
URL Encoder/Decoder
Encode and decode URLs for safe web usage
Hash Generator
Smart hash generator with instant cryptographic hash generation and verification
Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates
Regex Tester
Test and debug regular expressions with live matching
Markdown Editor
Write Markdown with live preview — export to HTML
CSS Minifier
Minify CSS code — remove whitespace and reduce file size
Meta Tag Generator
Generate SEO meta tags, Open Graph tags, and Twitter Card tags — copy ready-to-paste HTML
JWT Decoder
Decode and inspect JWT tokens — view header, payload, expiry and claims instantly
HTML Formatter / Minifier
Beautify or minify HTML code — format messy HTML with proper indentation
CSS Box Shadow Generator
Design CSS box shadows with sliders for offset, blur, spread, and color — copy the CSS
Password Strength Checker
Check how strong your password is — get a strength score and improvement tips
HTML Entity Encoder
Encode and decode HTML entities — convert &, <, >, quotes and special characters
JSON ↔ CSV Converter
Convert a JSON array to CSV for spreadsheets, or parse CSV data back to JSON
YAML Formatter
Format and validate YAML with proper indentation, or minify YAML to reduce size
Math & Converters
14 tools available
Unit Converter
Convert between metric and imperial units for length, weight, temperature, volume, and more
Percentage Calculator
Calculate percentages, discounts, tips, and percentage changes — instant results
Age Calculator
Calculate your exact age in years, months, days, hours, and minutes from any birth date
Number Base Converter
Convert between binary, octal, decimal and hexadecimal
🔥 PopularLoan Calculator
Calculate monthly EMI, total interest, and full amortization schedule for any loan
🔥 PopularBMI Calculator
Calculate your BMI from height and weight — see your healthy weight range instantly
Currency Exchange
Live currency converter with real-time exchange rates — convert between 30+ currencies instantly
Date Calculator
Calculate days, weeks, months between two dates — or add and subtract days from any date
Aspect Ratio Calculator
Calculate aspect ratio from dimensions or resize keeping the same ratio
Stopwatch & Countdown Timer
Free online stopwatch with lap times and countdown timer with audio alert — no install needed
Scientific Calculator
Full scientific calculator with sin, cos, tan, logarithms, powers, and constants π and e
Tip Calculator
Calculate tip amount and split the bill between any number of people instantly
Compound Interest Calculator
Calculate compound interest with monthly or annual compounding — see year-by-year growth
Roman Numeral Converter
Convert numbers 1–3999 to Roman numerals or decode Roman numerals back to numbers
Generators
10 tools available
🔥 Popular
Password Generator
Generate strong, random passwords — choose length, symbols, numbers, and uppercase
🔥 PopularQR Code Generator
Create QR codes for URLs, text, Wi-Fi, email, and more — download as PNG instantly
UUID Generator
Generate unique UUIDs/GUIDs instantly
Random Number Generator
Generate random numbers, dice rolls, coin flips and more
Invoice Generator
Professional invoice generator — add line items, taxes, and your logo, then download as PDF instantly
Text to Image
Create images with text — perfect for social media and quotes
Pomodoro Timer
Stay focused with 25-minute Pomodoro work sessions, short breaks, and audio alerts
Emoji Picker & Copier
Click any emoji to copy it instantly — browse by category or search by name
License Plate Generator
Generate realistic license plates for 35+ countries — UK, EU, Japan, China, India HSRP, USA, Canada and more — download as PNG
Boolean Job Search Generator
Build LinkedIn Boolean search strings and Google X-Ray queries to find jobs and companies that standard search misses — no login required
Image & Color
24 tools available
🔥 Popular
Color Picker & Converter
Pick colors, convert between HEX, RGB, HSL formats
CSS Gradient Generator
Create beautiful CSS gradients with live preview
Image Resizer
Resize images to any width and height in your browser — no upload to servers needed
🔥 PopularImage Compressor
Reduce image file size by up to 80% without visible quality loss — JPEG and PNG
🔥 PopularFavicon Generator
Create favicon from any image — generate all sizes instantly
🔥 PopularImage to Base64
Convert images to Base64 data URLs for embedding in HTML/CSS
Color Palette Generator
Generate beautiful color palettes — upload image or pick colors
HEX to RGB Converter
Convert a HEX colour code to RGB, HSL, and CMYK values instantly
RGB to HEX Converter
Convert RGB colour values to a HEX code and HSL with a live preview
Color Contrast Checker
Check colour contrast against WCAG AA and AAA accessibility standards
Color Shades Generator
Generate tints and shades of any colour — copy each hex with one click
Color Mixer
Blend two colours at any ratio and get the mixed HEX, RGB, and HSL
Image to PDF
Convert images (JPG, PNG, WebP) to PDF document instantly
Image Cropper
Crop and resize images online — select area and adjust dimensions
Image Format Converter
Convert between JPG, PNG, WebP, GIF — change image format instantly
HEIC to JPG Converter
Convert iPhone HEIC photos to JPG — free, fast, right in your browser
JPG to WebP Converter
Convert JPG images to WebP for smaller files and faster websites
WebP to JPG Converter
Convert WebP images to universally supported JPG format instantly
PNG to WebP Converter
Convert PNG images to WebP with transparency support and smaller size
WebP to PNG Converter
Convert WebP images to lossless PNG with transparency preserved
AVIF to JPG Converter
Convert modern AVIF images to widely supported JPG format instantly
SVG to PNG Converter
Rasterise SVG vector graphics to PNG at any resolution you choose
Image Blur
Blur part of an image — pixelate or gaussian blur any area
Magic Eraser
Remove unwanted objects from photos — paint over an area and it's reconstructed from surrounding pixels
PDF Tools
5 tools available
PDF Merge
Combine multiple PDF files into one document — reorder pages and download instantly
PDF Split
Split a PDF into individual pages or extract a custom page range
PDF Compress
Compress PDF files to reduce size — choose compression level and download instantly
PDF Rotate
Rotate all pages in a PDF — choose 90°, 180° or 270° rotation
PDF to JPG
Convert PDF pages to high-quality JPG images — set DPI and quality then download
Document Tools
3 tools available
Why Choose FreeToolBoxKit?
Built for humans, not robots. Simple, fast, and free forever.
Privacy First
Tools run entirely in your browser — your files and text never leave your device
Lightning Fast
No uploads, no waiting, instant results
Mobile Ready
Perfect on any device, any screen size
Always Free
No hidden fees, no premium tiers, ever
Works Offline
Once a tool page loads, most tools keep working without a connection
Frequently Asked Questions
Everything you need to know about our tools
How many tools are available?
We offer 83 completely free online tools covering text processing, development utilities, calculators, generators, and image editing. New tools are added regularly based on user feedback.
Is my data safe?
Yes! Most tools process data entirely in your browser using JavaScript. Your text, images, and files never leave your device, ensuring complete privacy and security.
Do I need to sign up or pay?
Never. Every tool on FreeToolBoxKit is 100% free with no registration required. We believe powerful tools should be accessible to everyone.
Can I use these tools on mobile?
Absolutely! All our tools are fully responsive and work great on smartphones and tablets. We've optimized the interface for touch-friendly interactions.
Do my files or text get uploaded anywhere?
No. The tools process everything locally in your browser using JavaScript — images, PDFs, passwords, and text are never sent to our servers. You can verify this yourself: most tools keep working even if you disconnect from the internet after the page loads.
Can I suggest new tools?
Yes! We love hearing from our users. Contact us through our form with your tool suggestions, and our team reviews every request for future updates.
Ready to Work Smarter?
83 free tools. No sign-up, no download — just instant results.