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Two privacy & security tools, side-by-side. See which fits your task.
Privacy & Security
Hash multiple inputs in batch with SHA256. CSV import, copy table.
Open sha256 bulkPrivacy & Security
HMAC-SHA3-256 signing — message + key, copyable output.
Open sha3-256 HMACYour specific task is hash multiple inputs in batch with sha256. Open the page, drop your input, get the result — typically under a second.
Your goal is hmac-sha3-256 signing — message + key, copyable output. Same approach: paste in, get the result, move on. No account, no upload.
Both tools live in the same category, so the choice depends on the exact subtask. sha256 bulk focuses on hash multiple inputs in batch with sha256; sha3-256 HMAC focuses on hmac-sha3-256 signing — message + key, copyable output. Try whichever description matches your goal more closely — they're both free.
Yes — both tools are free for unlimited personal use. The Pro plan unlocks higher limits and batch features but the core functionality stays free forever.
Absolutely. Many users chain multiple tools together — process a file with one, then feed the result into another. Nothing is uploaded, so chaining is essentially instant.
No. Both sha256 bulk and sha3-256 HMAC work without signup. We only ask for an email if you decide to subscribe to a paid plan.