JSON Escape / Unescape | 72Tool Free Online JSON Tool

JSON Escape / Unescape — a free online JSON & XML tool. Runs entirely in your browser, no upload, no registration, works on phone and desktop.

JSON Escape / Unescape is a free online tool in the 72Tool toolbox for JSON tasks. Enter your input to get instant, accurate results — handy for work, development and daily use.

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JSON Escape / Unescape

JSON转义反转义是一款免费的在线 JSON/XML 格式化与转换工具，无需下载安装、无需注册登录，打开网页即可使用。转义功能会把双引号、反斜杠、换行、制表符等特殊字符转换为 JSON 合法写法；反转义则把带 \n、\" 等转义符的字符串还原为可读原文。所有处理均在浏览器本地完成，数据不上传服务器。

JSON转义反转义适用于手工拼接 JSON、把多行文本塞进 JSON 字段、还原日志或接口返回中的转义字符串等场景。作为一款轻量在线工具，它免去了手动替换特殊字符的麻烦，随开随用，是接口联调与开发调试中的实用小工具。

使用教程
  1. 在输入框粘贴原始文本或已转义的字符串。
  2. 点击「转义为 JSON 字符串」把文本转成合法 JSON 值。
  3. 或点击「反转义还原原文」把转义串还原为可读文本。
  4. 在结果区复制所需内容。
常见问题
Q1：转义结果为什么没有外层引号？
A：为便于直接嵌入，输出去掉了两端引号，仅保留转义后的内容。
Q2：反转义提示失败怎么办？
A：请确认输入是合法的转义字符串，未含未闭合的引号或非法转义符。
Q3：数据会上传吗？
A：不会，全部在浏览器本地处理。
Q4：支持中文吗？
A：支持，中文会被完整保留，仅特殊符号参与转义。
Q5：支持换行和制表符吗？
A：支持，换行会转为 \n、制表符转为 \t，反转义时可还原。
JSON转义反转义可以在手机上使用吗？
A：可以，本工具基于网页运行，手机、平板、电脑均可直接打开网页使用，无需安装 App。
相关工具
JSON Formatter & Validator JSON Minifier JSON ↔ XML Converter JSON to CSV JSON Path Extractor
Features & Use Cases

JSON Escape / Unescape is a free online JSON & XML tool. No download or registration is required — just open the page and use it instantly. All processing runs locally in your browser, so your files and data never leave your device, keeping everything private.

How to Use
  1. Enter or paste the content you want to process into the input area.
  2. Set any options you need (such as units or modes) from the controls on the page.
  3. Click the action button and let the tool process everything locally in your browser.
  4. View the result, then copy or download it as needed.
FAQ
Q：Is the result accurate?
A：It uses standard algorithms and conversion factors, accurate enough for everyday and work use.
Q：Do I need to install anything?
A：No. It is a pure browser tool — paste your code/text and get the result instantly.
Q：Can I use it on my phone?
A：Yes. It runs in any modern browser on phone, tablet, or desktop — no app install needed.
Q：Is it really free?
A：Yes, this tool is completely free to use, with no login required.
Related Tools
JSON Formatter & Validator JSON Minifier JSON ↔ XML Converter JSON to CSV JSON Path Extractor

Note: JSON Escape / Unescape runs entirely in your browser; your data is not uploaded to any server. Explore more free online tools on the 72Tool homepage.