Developer tools, without the noise.
Zero latency. Zero tracking. 100% running in your browser.
The fast, privacy-first utility belt for modern creators.
Text Tools
Character Counter
Count characters, words, sentences, and paragraphs in real-time.
Lorem Ipsum Generator
Generate placeholder text in paragraphs, sentences, or words.
Remove Duplicate Lines
Remove duplicate lines from text while preserving the original order.
String Reverser
Reverse any string of text or reverse words in a sentence.
Text Case Converter
Convert text between uppercase, lowercase, title case, sentence case, and more.
Text to Slug Converter
Convert any text into a URL-friendly slug for SEO-optimized links.
Word Counter
Accurately count words and estimate reading time for any text.
Developer Tools
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 strings instantly.
Color Converter
Convert colors between HEX, RGB, HSL, and CMYK formats.
HTML Entity Encoder / Decoder
Convert special characters to HTML entities and vice versa.
JSON Diff
Compare two JSON files side-by-side with an intuitive visual diff tool highlighting added, removed, and changed keys.
JSON Flattener
Convert nested JSON objects into flat key-value pairs using dot, bracket, or underscore notation, and vice versa.
JSON Formatter / Validator
Format, beautify, and validate JSON data with syntax highlighting.
JSON Merger
Merge two JSON objects/arrays with various conflict resolution strategies.
JSON Stringify / Parse Tester
Test JSON.stringify() and JSON.parse() operations with instant results.
JWT Decoder
Decode JSON Web Tokens (JWT) to view header and payload claims securely offline.
Regex Tester
Test and debug regular expressions with real-time match highlighting.
Timestamp Converter
Convert Unix epoch timestamps to human-readable dates and vice versa.
URL Encoder / Decoder
Encode or decode URL components for safe transmission in web requests.
UUID Generator
Generate random UUIDs (v4) in bulk with one click.
SEO Tools
Google SERP Simulator
Preview how your page will appear in Google search results.
Keyword Density Checker
Analyze keyword frequency and density in any text for SEO optimization.
Meta Tag Generator
Generate optimized HTML meta tags for better search engine visibility.
Open Graph Preview
Preview how your page will look when shared on social media platforms.
Robots.txt Generator
Generate a valid robots.txt file to control search engine crawling.
XML Sitemap Validator
Validate your XML sitemap structure against best practices.
Calculator Tools
Age Calculator
Calculate exact age in years, months, weeks, and days based on date of birth.
Percentage Calculator
Calculate percentages, percentage change, and what percentage one number is of another.
Temperature Converter
Instantly convert between Celsius, Fahrenheit, Kelvin, and Rankine with a full reference table.
Unit Converter
Convert between various units of length, weight, temperature, and volume.
Volume Converter
Convert between liters, gallons, milliliters, pints, cups, fluid ounces, and more.
Image Tools
Security Tools
MD5 Generator
Generate an MD5 hash from any text string — useful for checksums and data verification.
Password Generator
Generate strong, secure, and random passwords with customizable parameters.
Password Strength Checker
Analyze any password's strength, crack time estimate, and get improvement suggestions.
SHA Hash Generator
Generate SHA-1, SHA-256, SHA-384, or SHA-512 hashes for any input text using your browser.
Conversion Tools
CSV to JSON Converter
Parse CSV data into a structured JSON array with automatic type coercion.
JSON to CSV Converter
Convert a JSON array of objects into a properly formatted CSV file instantly.
Markdown to HTML
Convert Markdown syntax into clean, minified HTML in real-time.
XML to JSON Converter
Transform XML documents into clean JSON objects, preserving attributes and nested elements.
Why client-side matters
Most online tool websites upload your data to their servers for processing. Your JSON payloads, passwords, images, and API keys pass through infrastructure you do not control. DailyTools takes a fundamentally different approach: every computation runs locally in your browser using JavaScript and WebAssembly. Your data never leaves your device.
Zero Data Collection
We have no backend servers that receive your input. Your text, JSON, images, and passwords are processed entirely in browser memory and never transmitted over the network.
Instant Results
No waiting for server responses. Every tool updates in real-time as you type, powered by the same JavaScript engine that runs Gmail and Google Docs.
Works Offline
Once loaded, most tools continue working without an internet connection. Perfect for air-gapped environments and unreliable connections.
Built for Developers
Tools are designed for keyboard-driven workflows with clean interfaces, instant copy-to-clipboard, and no account walls or usage limits.
Our image compressor uses the HTML5 Canvas API and WebAssembly to achieve compression ratios comparable to server-side tools like TinyPNG and Squoosh. The password generator draws entropy from the Web Cryptography API (crypto.getRandomValues), the same CSPRNG trusted by banking applications. JSON formatting, Base64 encoding, hash generation, and unit conversions all use native browser APIs that are standards-compliant, battle-tested, and fast.
The result is a collection of 40+ professional-grade utilities that respect your privacy, load instantly, and work everywhere a modern browser runs — desktop, tablet, or phone, on any operating system.
From the blog
In-depth guides on the tools and technologies developers use every day.
XML Sitemaps and robots.txt: The Technical SEO Files Every Website Needs
Two small text files at the root of your domain have an outsized impact on how search engines discover, crawl, and index your content. A developer's guide to getting both right.
Markdown in Modern Web Development: Syntax, Tooling, and HTML Conversion
Markdown has become the default writing format for developers — from README files to documentation sites to CMS content. A practical guide to standard syntax, extensions, and the tooling that converts Markdown to HTML.
Working with Dates, Times, and Timestamps in JavaScript
Date handling in JavaScript is notoriously confusing. A practical guide to the Date object, Unix timestamps, time zones, formatting, and the libraries that make date math reliable.