Text Formatter

Format text with 9 modes: add line numbers, prefix/suffix, indent, trim whitespace, sort, and more. A versatile multi-tool for text manipulation. Free online text formatter.

Local · instant · nothing uploaded

Report an issue

About Text Formatter

Format text with 9 modes: add line numbers, prefix/suffix, indent, trim whitespace, sort, and more. A versatile multi-tool for text manipulation. Free online text formatter. Text Formatter is a powerful, free online tool built for writers, editors, developers, and content creators. It's part of ToolHaven's Text Tools collection — a suite of browser-based utilities designed to help you work faster without compromising your privacy.

Unlike cloud-based alternatives, Text Formatter processes everything locally on your device. Your data never leaves your browser — making it ideal for sensitive or confidential work. There are no file size limits imposed by server bandwidth, and results appear instantly without network delays.

Whether you need to format, line numbers, prefix, suffix, indent, Text Formatter handles it with ease. No account required, no software to install — just open the tool in any modern browser (Chrome, Firefox, Safari, Edge) on desktop, tablet, or mobile and start working immediately.

How to use

Paste or type your text into Text Formatter in the input area. Format text with 9 modes: add line numbers, prefix/suffix, indent, trim.... You can paste from any source — documents, emails, websites, or code editors.

Configure Text Formatter's options shown above to customize your result. The tool processes everything locally in your browser with no delay.

Copy the Text Formatter output using the copy button. It's ready to paste into your project, document, or wherever you need it.

Use cases

When people reach for Text Formatter.

Counting words for assignments, articles, or character-limited platforms
Cleaning up pasted text from PDFs, emails, or chat logs
Reformatting text case, spacing, or line breaks for clean output
Generating placeholder content for mockups and prototypes

Tips

Things worth knowing.

Trim trailing whitespace before counting — it inflates character counts silently.

When pasting from PDF or Word, scrub non-breaking spaces and smart quotes.

Word count varies by tool definition (whitespace-split vs locale-aware) — pick a consistent one.

Questionsanswered straight

Questions about text formatter.

01How does Text Formatter work?+

Format text with 9 modes: add line numbers, prefix/suffix, indent, trim whitespace, sort, and more. A versatile multi-tool for text manipulation. Free online text formatter. Text Formatter runs entirely in your browser using JavaScript — your data is never uploaded to any server. The processing happens locally on your device, which means it's both fast and private.

02Is Text Formatter really free?+

Yes, Text Formatter is 100% free with no hidden costs. There's no login required, no account to create, no trial period, and no premium tier. You can use it as many times as you want.

03Is it safe to use Text Formatter with my data?+

Absolutely. Text Formatter processes everything locally in your browser. Your data never leaves your device — we have no server that could receive or store it. You can verify this by checking the Network tab in your browser's Developer Tools (F12) while using the tool.

04Is there a character or word limit for Text Formatter?+

There's no hard limit — Text Formatter can handle very large text inputs since all processing happens in your browser. Performance depends on your device, but most modern devices handle hundreds of thousands of characters without any issues.

05Do I need to install anything to use Text Formatter?+

No installation needed. Text Formatter runs directly in your web browser — Chrome, Firefox, Safari, Edge, or any modern browser. Just open the page and start using it immediately. There's nothing to download, install, or update.

More text tools

Word Counter

Count words, characters, sentences, and paragraphs instantly as you type. Includes reading time estimate and keyword density analysis. Free online word counter tool.

Text Tools

Character Counter

Count characters, letters, digits, spaces and punctuation. Check platform limits for Twitter, Instagram, YouTube and more.

Text Tools

Case Converter

Convert text to uppercase, lowercase, title case, camelCase, snake_case, kebab-case and more. Free online case converter.

Text Tools

Remove Extra Spaces

Clean up extra spaces, tabs, leading/trailing whitespace, and empty lines from text. Multiple cleaning options with before/after comparison. Free online text space cleaner.

Text Tools

Remove Line Breaks

Remove line breaks from text. Replace with space, comma, or custom separator. Preserve paragraph breaks option.

Text Tools

Remove Duplicates

Remove duplicate lines from text with case-sensitive or case-insensitive matching. Includes sorting, trimming, and unique line count display. Free online duplicate line remover.

Text Tools

Sort Text

Sort text lines alphabetically, by length, numerically, or randomly with ascending/descending options. Remove duplicates while sorting. Free online text line sorter.

Text Tools

Reverse Text

Reverse text characters, individual words, word order, or entire lines. Includes Unicode upside-down flip mode for fun social media posts. Free online text reverser tool.

Text Tools