Workspace / SHA-256 Calculator
Find a tool…⌘ K Always free
FreeRuns in your browser

SHA-256 Calculator

Calculate the SHA-256 hash of UTF-8 text.

Input

Up to 200 KB

Result

Your result will appear here.

 Processed on your device · Content is not stored.


Instructions & limits
How to use
Calculate the SHA-256 hash of UTF-8 text.
  1. Enter your content, or select Use example.
  2. Adjust the available options.
  3. Select Run tool, review the result and copy or download it.
When to use this tool
Calculate the SHA-256 hash of UTF-8 text.
Example input
Omkey Tools
Limits
Outputs lowercase hexadecimal. Does not read files. Plain SHA-256 is not suitable for storing passwords. Input up to 200 KB.
Frequently asked questions
What does this tool do?
Calculate the SHA-256 hash of UTF-8 text.
What are the limits?
Outputs lowercase hexadecimal. Does not read files. Plain SHA-256 is not suitable for storing passwords. Input up to 200 KB.
Is my data sent to a server?
No. This tool runs in your browser. We do not receive your input or result.
Do I need an account?
No. Use the tools for free without signing in. Favorites and recent tools are stored only in your browser.
Does this work on mobile?
Yes, in a modern browser with Web Crypto support. 
Related tools
Explore more