字数统计器
即时统计字数、字符数、句子数、段落数和阅读时间。
文本大小写转换器
将文本转换为大写、小写、标题大小写、驼峰式、蛇形命名等。
Lorem Ipsum 生成器
在几秒钟内为设计和模型生成占位符文本。
删除重复行
从任何文本中删除重复行，并提供区分大小写的选项。
重复词查找器
查找并突出显示文本中的重复词
文本排序器
按字母顺序排序文本行
文本反转器
反转文本字符或行
文本差异
比较两个文本文件
阅读时间计算器
估算内容阅读时间
关键词密度检查器
分析关键词频率
打字速度测试器
测试您的打字速度（WPM）并实时测量准确性。
Markdown表格生成器
可视化创建Markdown表格
Markdown编辑器
带实时预览的Markdown编辑器
HTML转Markdown
将HTML转换为Markdown
Markdown转HTML
将Markdown转换为HTML
Markdown转PDF
将Markdown导出为格式化的PDF
HTML 编码器 / 解码器
即时编码和解码 HTML 实体
Unicode 编码器 / 解码器
编码和解码 Unicode 字符
Slug生成器
生成SEO友好的URL slug
图像转文本（OCR）
使用OCR从图像中提取文本
Free Online Text Tools for Writing, Formatting, and Conversion
This text toolkit covers the writing and formatting tasks that come up constantly in technical, editorial, and everyday workflows: converting between Markdown and HTML, counting words and characters, cleaning up duplicate lines, changing text case, generating placeholder Lorem Ipsum, and comparing two pieces of text to see exactly what changed.
Each tool is deliberately simple — one job per page, no pop-ups, no signup, no paywall. Paste text in, get the result out. Everything runs in your browser so your drafts, notes, and snippets stay private even when they contain sensitive or unpublished content.
Why These Text Tools
Zero Data Leaves Your Browser
All processing is local. Your drafts, code snippets, and private notes are never sent to a server or saved anywhere persistent.
Focused and Fast
Each tool does one thing well. No bloat, no ads covering the content area, and no slow page loads.
Handles Large Inputs
Process entire documents, transcripts, or generated content. Browser-based tools are limited only by your device memory.
No Account Required
Open any tool and use it immediately. Bookmark your favorites and come back — there is nothing to sign up for.
Common Text Tasks
Users typically use these tools to:
- Convert a Markdown README into clean HTML for pasting into a blog post or CMS.
- Strip duplicate lines from a long export, log file, or list of addresses.
- Change a block of text from ALL CAPS into sentence or title case quickly.
- Count words and reading time before submitting an article, assignment, or social post.
- Compare two revisions of a paragraph or snippet to spot added, removed, or changed text.
How to Use the Text Tools
Every text tool follows the same simple flow:
- Pick a tool. Choose the counter, converter, generator, or comparator from the cards above.
- Paste or type your text. Drop text directly into the input field. Most tools accept large amounts of content at once.
- Copy or download the result. Click to copy the output to your clipboard or download as a text file.
Text Tools FAQ
Is my text stored or logged?
No. Every tool runs in your browser. Your text is processed locally and is not sent to any server, not saved, and not logged.
How large a document can these tools handle?
Most tools handle documents up to tens of megabytes comfortably. The limit is your device memory — phones handle less than desktops.
Do you track what I paste?
No tracking. No analytics on text content. The site uses basic page-view analytics only, never the content of your input.
Can I use these tools offline?
Once a tool page is loaded, yes — the actual processing runs locally and works without an active internet connection.
Will formatting survive conversion?
Markdown-to-HTML and HTML-to-Markdown preserve structural formatting (headings, lists, code). Visual styling from source HTML/CSS is stripped since Markdown does not represent it.