Base64 Encode/Decode

Encode or decode text as Base64, with Base64url support, Unicode handling, and real-time two-way conversion.

Online Base64 Encoder / Decoder

A safe, client-side bi-directional text converter for Base64 standard strings with zero data retention.

How to convert?

  1. Select either Encode or Decode format at the top.
  2. Paste your source text/hash in the left panel.
  3. Your output processes instantly in the right panel.
  4. One-click copy the results safely.

Features

  • Bi-directional (Encode & Decode)
  • 100% Client-side sandbox privacy
  • Full UTF-8 integration

Why use it?

  • Obfuscating basic API payloads
  • Transmitting non-ASCII data through constrained channels
  • Decoding JWT tokens or secrets

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