Base64 Encode/Decode

Encode or decode text and files in Base64 format instantly.

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About this tool

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Text
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Last updated
10 Mar 2026

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About Base64 Encode/Decode

The Base64 Encoder/Decoder tool allows you to encode any text or string to Base64 format, or decode Base64 strings back to their original content. Base64 is commonly used in email encoding, data URIs, and API authentication. Our tool supports both URL-safe and standard Base64 encoding.

How to use Base64 Encode/Decode

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Frequently Asked Questions

Base64 is an encoding scheme that converts binary data into an ASCII string using 64 characters (A–Z, a–z, 0–9, +, /). It is widely used in email, data URIs and API tokens.
URL-safe Base64 replaces + with - and / with _ so that the encoded string can be safely used in URLs and filenames without percent-encoding.
Yes, the tool can decode any valid Base64 string. Invalid data will return an error message.
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