Developer Tool

Base64. Both ways. Also files.

Encode any text to Base64. Decode Base64 back to text. Upload an image to get a Base64 data URI. All in your browser.

Free. Unlimited. No signup. Everything stays on your device.
Demo

Encode. Decode. Image to Base64.

Three functions. One tool. All client-side.

Result

Drop image here
4A F3 9C 2B 81 0D EE 55 3A 7FC2 19 4B A8 73 1E FF 66 2C 9088 3D 5A E1 0B 47 9F 22 C8 1A1F 62 BD 07 3E 95 D4 2A 58 C06E 31 A4 8C 5B 77 0F DD 49 82B5 2E 9A 44 7D 13 E6 38 A1 6B2D 56 C7 91 3B A7 08 FC 64 1D5C 20 8E 4F B2 76 0A 33 D9 5EE3 97 1B 6A 45 CD 29 8B 70 3C11 78 A9 4D 2F 86 5F C1 9E 24AA 67 0C 3F D2 54 B8 1E 92 6D4E 83 35 B1 7A 09 C6 41 DF 2BBASE64 ENCODEDECODE FILEDATA URI==SGVsbG8gV29ybGQ=QWx2ZW50bw==ZW5jb2RlZGVjb2Rl
The process

How it works. No server. No upload.

01

Paste or type

Enter text to encode, or paste Base64 to decode.

02

Convert

Click encode or decode. Result appears instantly.

03

Or drop an image

Upload any image to get a Base64 data URI for inline CSS/HTML use.

Pricing

Pay for volume. Not commitment.

Start free. Upgrade when you need more. Cancel anytime. No credit card required to try.

Free

Starter

$0/month
For occasional use
  • Unlimited text encode/decode
  • Image to Base64 (1/day)
  • Copy result
  • No signup
Get started
Most popular

Pro

$3/month
For professionals who use this daily
  • No daily limit
  • Batch file to Base64
  • File from Base64 (decode to download)
  • API access
  • Custom character sets
Upgrade to Pro