Text Tools

Free online text tools including word counter, character counter, and text analysis tools. Quickly check text length, count characters, and optimise your content for platforms like LinkedIn, Twitter, and more.

Word Counter

Count words, characters, sentences, and estimated reading time for any text.

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Character Counter

Count characters, letters, digits, spaces, words, and lines — live as you type.

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Text Case Converter

Convert text between UPPER, lower, Title, camelCase, snake_case, and more.

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Diff Checker

Paste two blocks of text and instantly see what changed between them.

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Markdown Preview

Write Markdown and see a live HTML preview side by side in your browser.

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Twitter/X Character Counter

Track tweet (280), bio (160), and display name (50) character limits as you type.

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Instagram Caption & Bio Counter

Track Instagram caption (2,200), bio (150), and username (30) limits in real time.

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YouTube Title & Description Checker

Check YouTube title (100 chars), description (5,000), and tags (500) with SEO warnings for Google snippet cutoffs.

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Slug Generator

Convert any title or phrase into a clean, SEO-friendly URL slug instantly.

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Reading Time Estimator

Estimate how long it takes to read any text at slow, average, or fast reading speeds. Also shows speaking time.

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Remove Line Breaks

Remove or replace line breaks from any text in one click — perfect for cleaning copied content.

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LinkedIn Character Counter

Track LinkedIn post (3,000), headline (220), about (2,600), and connection message (300) limits in real time.

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TikTok Caption Counter

Track TikTok caption (2,200), bio (80), and username (24) character limits in real time.

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Whitespace Remover

Trim lines, collapse extra spaces, remove blank lines, or strip all whitespace.

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Text Sorter

Sort lines alphabetically, in reverse, by length, or shuffle them randomly.

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Duplicate Line Remover

Remove repeated lines from any list instantly — keeps only the first occurrence.

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Word Frequency Counter

Analyse how often each word appears in your text. Sort by frequency or alphabetically. Great for SEO and writing analysis.

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Text Repeater

Repeat any text a chosen number of times. Choose separator (newline, space, comma, or custom) and copy the result.

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Why use text tools online?

Text tools save time with repetitive formatting and analysis tasks that would otherwise require code, desktop software, or careful manual counting. Changing the case of hundreds of variable names, checking whether a document hits a word-count target, or spotting a single changed line in a config file are all tasks that take seconds with the right tool — and minutes or hours without one. Browser-based tools make these operations available anywhere, on any machine, with nothing to install.

Common use cases

Developers use the Text Case Converter to rename variables between camelCase, snake_case, and kebab-case when switching between languages or following a new style guide. Writers and editors use the Word Counter to hit submission targets and estimate reading time for blog posts or essays. Technical writers paste documentation into Markdown Preview to check rendering before committing to a repository. Code reviewers and DevOps engineers use the Diff Checker to spot changes between two versions of a configuration file, environment variable list, or deployment script.

Privacy-first text processing

All processing happens entirely in the browser using JavaScript. Your text never leaves your device — it is never sent to a server, stored in a database, or logged. This makes these tools safe to use with sensitive content such as internal documentation, personally identifiable information, or confidential business text. Close the tab and the data is gone.