Convert XLSX to CSV

Open an Excel file and export a sheet as clean CSV.

无需登录文件保持私密

将文件拖放到此处或点击浏览

XLSX, XLS, CSV, ODS 无文件大小限制

浏览文件

你的文件永远不会离开你的设备。所有处理都在你的浏览器中本地进行。

Open .xlsx, .xls, .csv, or .ods spreadsheets without Excel or Google Sheets. The file is parsed entirely in your browser.

CSV tips

🔄

Open the workbook, pick the sheet you want, and click "⬇ CSV" to download it.

🗂️

Each sheet exports separately, so you control exactly which data becomes CSV.

🧮

Great for importing spreadsheet data into tools and scripts that only accept CSV.

🔒

Conversion happens locally — your data never leaves the browser.

选择文件

Drop your file into the tool above. It stays entirely on your device — nothing is sent to any server.

处理

The tool processes your data instantly in your browser using JavaScript. No server, no waiting.

下载

Get your result instantly. Nothing is stored after you leave the page — complete privacy.

✓完全免费——永远没有隐藏费用

✓无需账号、邮箱或登录

✓文件永远不会离开你的设备

✓绝无文件大小限制

✓所有输出均无水印

Open an XLSX Without Excel

Quickly peek inside a spreadsheet without buying E

Convert XLSX to JSON

Turn a spreadsheet into JSON for use in code and A

Safely Inspect an Unknown Spreadsheet

View a spreadsheet from an untrusted source withou

View a Spreadsheet on Your Phone

Open an Excel attachment on mobile without install