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File Hash Checker

Check MD5, SHA-1, SHA-256, and SHA-512 hashes of any file online for free. Verify file integrity in your browser.

Drop a file or click to browse

關於此工具

Drop any file to instantly calculate its MD5, SHA-1, SHA-256, and SHA-512 hashes. Compare against a known hash to verify file integrity. All processing happens locally — your file never leaves your browser.

使用方法

  1. Drop or Select File

    Drag and drop a file or click to browse.

  2. View Hashes

    MD5, SHA-1, SHA-256, and SHA-512 hashes are calculated instantly.

  3. Verify

    Paste a known hash to compare and verify file integrity.

使用場景

File Integrity

Verify downloaded files match their published checksums.

常見問題

Is my file uploaded anywhere?

No. The file is read and hashed entirely in your browser using the Web Crypto API.

Sawbank

專業PDF工具 - 免費且私密

Security

  • Client-side processingFiles never leave your device
  • No file uploads100% private & secure

Compliance

GDPR Compliant
100% 私密 - 檔案永不離開您的裝置
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