All tools
50 free, fast and private tools. Pick one and start - nothing to install, nothing to sign up for.
Text & Writing
8Word Counter
Free word counter that counts words, characters, sentences, paragraphs and reading time as you type. Fast, private and free.
Character Counter
Free character counter that counts characters with and without spaces as you type. Check limits for tweets, SMS and titles instantly.
Case Converter
Free text case converter for UPPER, lower, Title Case, Sentence case and cAmelCase. Convert any text with one click, right in your browser.
Remove Duplicate Lines
Free tool to remove duplicate lines from any text or list. Clean up CSV data, word lists and code lines instantly in your browser.
Text Sorter
Free text sorter that sorts lines alphabetically or numerically, ascending or descending, with duplicate removal. Fast and private.
Text Repeater
Free text and line repeater. Repeat a phrase or a whole block any number of times with a custom separator.
Text Rewriter
Free text rewriter that rephrases your text into formal, casual, concise or friendly tones using local rules. No AI account needed.
Lorem Ipsum Generator
Free Lorem Ipsum generator. Create placeholder paragraphs, sentences or words for designs and mockups.
Calculators
10Percentage Calculator
Free percentage calculator for "X% of Y", "X is what % of Y" and percent change. Fast, accurate and works offline in your browser.
Fraction Calculator
Free fraction calculator to add, subtract, multiply and divide fractions with automatic simplification. See mixed numbers too.
Average Calculator
Free average (mean) calculator that also shows median, mode, sum, min, max and range. Paste numbers and get the full stats in seconds.
Discount Calculator
Free discount calculator to find the final price after a percentage or fixed discount, with optional tax. Shop smarter in seconds.
Random Number Generator
Free random number generator for any range. Pick one or many numbers, with or without repeats, for games, raffles and testing.
Number to Words Converter
Free tool to convert numbers into written words (and back). Write checks, invoices and formal documents without spelling out digits by hand.
Words to Number Converter
Free words-to-number converter. Turn spelled-out numbers like "one thousand two hundred" into exact digits.
Ratio Calculator
Free ratio calculator. Simplify ratios, compare two ratios for equality, or solve proportion problems. Fast and exact.
Tip Calculator
Free tip calculator. Compute the tip, the new total, and the per-person share for any group size.
Compound Interest Calculator
Free compound interest calculator. Project growth with principal, rate, compounding frequency and optional contributions.
Converters
5Length Converter
Free length converter for mm, cm, m, km, inches, feet, yards and miles. Accurate instant conversions, no sign-up.
Weight Converter
Free weight and mass converter for grams, kilograms, pounds, ounces, stones and more. Instant and accurate, right in your browser.
Temperature Converter
Free temperature converter between Celsius, Fahrenheit and Kelvin. Convert cooking, weather and science temperatures instantly.
Data Storage Converter
Free data storage converter between bytes, KB, MB, GB, TB and PB. Switch between binary (1024) and decimal (1000) bases.
Time Converter
Free time unit converter. Convert seconds, minutes, hours, days, weeks, months and years to each other.
Date & Time
5Age Calculator
Free age calculator that shows exact age in years, months and days from a date of birth. Also gives total days, weeks and hours.
Date Difference Calculator
Free date difference calculator to find the exact time between two dates in years, months, days, weeks and hours.
Unix Timestamp Converter
Free Unix timestamp converter. Convert between epoch seconds and human-readable dates, both directions, locally.
Time Zone Converter
Free time zone converter. Convert a clock time between world time zones with correct daylight-saving handling.
Business Days Calculator
Free business days calculator. Count working days between two dates, skipping weekends and optional holidays.
PDF Tools
10PDF Merger
Free PDF merger. Combine multiple PDF files into one, in the order you choose. 100% in your browser, no upload.
PDF Splitter
Free PDF splitter. Extract selected pages, split by page ranges, or chunk every N pages into separate PDFs.
PDF Compressor
Free PDF compressor. Shrink PDF file size by re-compressing streams locally - no upload, no watermarks.
PDF to JPG Converter
Free PDF to JPG converter. Turn every page of a PDF into a high-resolution JPG image, rendered in your browser.
JPG to PDF Converter
Free JPG to PDF converter. Combine JPEG images into one PDF document, in the order you choose. Runs fully in your browser.
PDF Page Extractor
Free PDF page extractor. Pull out specific pages from a PDF and save them as a new one- or multi-page document.
PDF Page Rotator
Free PDF page rotator. Rotate selected pages by 90, 180 or 270 degrees and download a corrected PDF.
PDF Watermark
Free PDF watermark tool. Add a text watermark (DRAFT, CONFIDENTIAL, etc.) to every page with color, size and angle control.
PDF Password Protector
Free PDF password protection. Encrypt a PDF with a user password for opening and an owner password for permissions.
PDF Metadata Remover
Free PDF metadata remover. Strip author, title, creator, producer and other metadata from a PDF before sharing.
Image Tools
4Image Compressor
Free image compressor. Shrink JPG and PNG file sizes in your browser with a quality slider. No uploads, no watermarks.
Image Resizer
Free image resizer. Resize photos to exact pixel dimensions or percentages, with aspect-ratio lock. Private and instant.
Image Converter
Free image converter. Switch between JPG and PNG in one click, with format-appropriate defaults. Runs in your browser.
Background Remover
Free background remover. Remove a solid-color background from an image locally in your browser - no AI upload, no server.
Developer Tools
4JSON Formatter
Free JSON formatter, validator and minifier. Pretty-print, compress and check JSON syntax instantly in your browser.
Base64 Encoder & Decoder
Free Base64 encoder and decoder for text. Encode and decode UTF-8 strings instantly, right in your browser.
UUID Generator
Free UUID v4 generator. Create one or up to 100 unique identifiers with cryptographically-secure randomness, in your browser.
URL Encoder & Decoder
Free URL encoder and decoder. Percent-encode query parameters or decode an encoded URL back to readable text.
SEO Tools
2Meta Tag Generator
Free meta tag generator. Create title, description, Open Graph and Twitter cards for any page. Best practices built in.
Robots.txt Generator
Free robots.txt generator. Build a valid robots.txt with allow/disallow rules and a sitemap reference. Clean syntax, no guesswork.
AI Tools
2Text Summarizer
Free text summarizer that extracts the key sentences of any article or document. Runs fully in your browser - private by design.
AI Prompt Generator
Free AI prompt builder. Create structured prompts for writing, coding and analysis with role, task and format controls.