File Share Helper

Split files into parts, checksum each part and share a manifest, all locally.

File Share Helper — split files into parts, checksum each part and share a manifest, all locally on your device, offline

How to use File Share Helper

  1. Pick a file on your device. Nothing is uploaded.
  2. Choose split by part size or by number of parts, then press Split file.
  3. Download the parts and the share manifest JSON.
  4. Share the manifest and the parts however you like, then rejoin them in part order.
  5. Verify every part with its SHA-256 checksum before joining.

Features

  • Split any file into parts by size or by count
  • SHA-256 checksum of the whole file and of every part
  • Downloadable parts with clear part-number names
  • Copyable and downloadable share manifest JSON
  • QR code of the share ID and manifest summary
  • Rejoin checklist and part verification against the manifest
  • 100 percent local: files never leave your device

Frequently asked questions

Is it free?

Yes, unlimited.

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