All Free Online Tools
Browse 47 free utilities across 7 categories. Everything runs in your browser — no signups, no data collection.
Word Counter
Count words, characters, sentences & paragraphs
Character Counter
Count characters and check platform limits
JSON Formatter & Validator
Format, validate & beautify JSON data
Case Converter
Convert text to upper, lower, title & more
Lorem Ipsum Generator
Generate placeholder text for designs & layouts
Hex to RGB Color Converter
Convert hex to RGB, RGB to hex, and HSL color codes instantly
Base64 Encoder / Decoder
Encode and decode Base64 strings instantly — Unicode-safe, real-time results
Unit Converter
Convert length, weight, temperature & more
URL Encoder / Decoder
Encode & decode special characters in URLs
Password Generator
Generate strong, random passwords instantly
Unix Timestamp Converter
Convert Unix timestamps to dates & back
Regex Tester
Test & debug regular expressions in real time
QR Code Generator
Generate QR codes from text or URLs
Markdown to HTML Converter
Convert Markdown to clean HTML instantly
Text to Slug Converter
Convert any text into a clean URL-friendly slug
Hash Generator
Generate SHA-1, SHA-256 & SHA-512 hashes from text or files
CSS Gradient Generator
Create linear and radial CSS gradients visually with live preview
Aspect Ratio Calculator
Calculate and resize image dimensions while keeping aspect ratio
Image Resizer & Compressor
Resize and compress images in your browser — JPEG, PNG, WebP
BMI Calculator
Calculate your Body Mass Index from height and weight
Age Calculator
Calculate your exact age in years, months, and days from your date of birth
Percentage Calculator
Calculate percentages — find X% of Y, what percent X is of Y, or percentage change
Mortgage Calculator
Calculate monthly mortgage payments with amortization schedule
Compound Interest Calculator
Calculate compound interest growth with contributions and compounding frequency
Salary Calculator
Convert between annual salary, monthly, weekly, and hourly pay
Loan / EMI Calculator
Calculate monthly EMI for personal, auto, or student loans
Tip Calculator
Calculate tip amount, total bill, and split between people
Diff Checker
Compare two texts side by side with highlighted differences
UUID Generator
Generate random UUIDs / GUIDs instantly
JWT Decoder
Decode and inspect JWT tokens instantly
JSON to CSV Converter
Convert JSON arrays to CSV format instantly
Cron Expression Generator
Build and decode cron schedule expressions
HTML Minifier
Minify HTML by removing whitespace and comments
CSS Minifier
Minify CSS by removing whitespace and comments
JavaScript Minifier
Minify JavaScript by removing whitespace and comments
HEIC to JPG Converter
Convert iPhone HEIC photos to JPG format
Color Palette Generator
Generate harmonious color palettes from any color
WCAG Color Contrast Checker
Check WCAG color contrast accessibility compliance
Meta Tag Generator
Generate SEO meta tags and Open Graph tags
Readability Checker
Analyze text readability with Flesch-Kincaid, Gunning Fog, and Coleman-Liau scores
Merge PDF
Combine multiple PDF files into one document
Compress PDF
Reduce PDF file size while maintaining quality
PDF to JPG
Convert PDF pages to JPG images
JPG to PDF
Convert JPG images to a PDF document
Split PDF
Extract pages from a PDF into separate files
Rotate PDF
Rotate PDF pages by 90, 180, or 270 degrees
PDF Page Reorder
Drag and drop to rearrange PDF pages
Your Complete Free Online Toolkit
ToolFlip brings together 47 free online tools designed for writers, developers, students, and professionals. Every tool runs entirely in your browser — no server uploads, no accounts, no data collection. Your files and text never leave your device, making ToolFlip one of the most privacy-focused utility sites available.
Text tools help writers and content creators count words, convert text case, check readability scores, and generate clean URL slugs. Developer tools cover everyday coding tasks: formatting JSON, encoding and decoding Base64 and URLs, generating UUIDs and hashes, testing regular expressions, decoding JWTs, and minifying HTML, CSS, and JavaScript.
Calculator tools handle health assessments like BMI, financial planning with mortgage and compound interest calculators, and everyday math like percentages and tip splitting. Converter tools transform color formats, image files, and units. Generator tools create passwords, QR codes, lorem ipsum text, CSS gradients, and color palettes.
All tools are built mobile-first with responsive layouts, accessible inputs, and keyboard navigation. New tools are added regularly — bookmark this page to stay up to date with the full collection.
Frequently Asked Questions
ToolFlip currently offers over 40 free online tools across six categories: text utilities, developer tools, calculators, converters, generators, and image tools. New tools are added regularly.
Yes, every tool on ToolFlip is completely free with no registration, no usage limits, and no hidden fees. All tools run entirely in your browser — your data is never sent to a server.
No. ToolFlip requires no signup, no login, and no personal information. Just open a tool and start using it immediately.
Absolutely. All processing happens in your browser using JavaScript. No data is uploaded to any server, stored in any database, or shared with any third party. You can verify this by using the tools with your internet connection disabled.
Yes, all ToolFlip tools are designed mobile-first with responsive layouts, large touch targets, and optimized keyboards. No app download required — they work in any modern browser.
ToolFlip tools are organized into six categories: Text Tools (word counter, case converter, etc.), Developer Tools (JSON formatter, regex tester, hash generator, etc.), Calculators (BMI, mortgage, percentage, etc.), Converters (color, image format, unit), Generators (password, QR code, lorem ipsum), and Image Tools (resizer, format converter).