Base64 编码器/解码器

Base64 编码器/解码器帮助您在浏览器中快速获得结果 — 免费且无需注册。

100% Free

No Sign Up

Secure & Private

Instant Results

Works on All Devices

1 Enter Text to Encode

Characters: 0 | Bytes: 0

2 Base64 Encoded Output

Characters: 0 | Bytes: 0

Encoding Options

Character Encoding

Line Wrap

URL Safe Base64 (− and _ instead of + and /) Add Padding (=) Convert automatically while typing Save conversion history on this device

Quick Actions

3 Base64 Decoded Output

Characters: 0 | Bytes: 0

Sample Base64 Strings

URL Safe Base64

URL-safe Base64 replaces + with - and / with _, and often omits padding. Enable the option on the Encoder tab, or click below to turn it on and encode.

100% Free Encode and decode without limits or accounts.

No Sign Up Start converting immediately in your browser.

Secure & Private Your text and files never leave this device.

Instant Results UTF-8, URL-safe, wrap, and file tools in one place.

使用方法

打开工具并添加输入或文件。
按需调整选项，然后运行工具。
复制或下载结果。

功能

尽可能在浏览器中私密处理
免费使用，无需账户
快速结果，可复制或下载
支持桌面和移动浏览器