Hash Generator Online Free — MD5, SHA-256 & More

Hash Generator — MD5 · SHA · CRC32, all at once runs in your browser · nothing uploaded

⌃⏎ run · ⎋ clear · / focus input

TEXT TO HASH ⇅ upload

VERIFY AGAINST — paste an expected checksum to check for a match

⇅ drop a file to hash it

Hash Generator Online

Updated 2026-07-09

Generate MD5, SHA-1, SHA-256, SHA-384, SHA-512, and CRC32 hashes from any text online for free — all at once. Paste your text and SnapTools computes every checksum instantly, with an uppercase toggle and one-click copy for each. Everything runs in your browser session, so nothing is uploaded.

Instead of reaching for a different tool per algorithm, this generator gives you the whole set side by side. Use the SHA-2 hashes for integrity checks and checksums, CRC32 for quick error detection, and MD5/SHA-1 where a legacy or non-security checksum is expected.

// how to use

1 Type or paste your text into the input panel.
2 SnapTools computes MD5, SHA-1, SHA-256, SHA-384, SHA-512, and CRC32 at once.
3 Toggle uppercase if you need it, then copy the hash you want.

// examples

Hash a string

Input

hello

Output

MD5: 5d41402abc4b2a76b9719d911017c592 · SHA-256: 2cf24dba…938b9824

// common uses

Generating checksums to verify file or data integrity Producing cache keys and ETags Comparing a value against a known hash Quickly getting a hash in multiple algorithms at once

// faq

MD5, SHA-1, SHA-256, SHA-384, SHA-512, and CRC32 — all computed at the same time from the same input, so you can grab whichever your task needs.

No. MD5, SHA-1, and the SHA-2 family are fast general-purpose hashes, not password hashes. For storing passwords use a slow, salted algorithm like bcrypt or Argon2.

CRC32 is a fast checksum for detecting accidental data changes (for example in file transfers or archives). It is not cryptographically secure and shouldn't be used for integrity against tampering.

They're broken for security purposes but still widely used as non-security checksums, ETags, and cache keys, and for verifying legacy data — so the tool provides them alongside the stronger SHA-2 hashes.

No — every hash is computed in your browser session, so your text never leaves your machine.

// related

MD5 Hash Generator SHA-256 Hash Generator HMAC Generator SHA-512 Hash Generator SHA-1 Hash Generator

Use this via API

Get a free API key →

curl -X POST https://snaptools.dev/api/v1/tools/hash-generator \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"text":"hello"}'