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Small tools that run in your browser. No account, nothing uploaded.

Signature generatorType or draw your signature and download it as a transparent PNG.PDF hash checkerSee a file's SHA-256 fingerprint and check it against the one you expect.

When it needs a real signature, use SignKaro.

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Free during early access: every feature, including team members, branding, bulk send, and audit export. AI drafting is limited to 10 actions a month for each person.