File Splitter

Split a file into fixed-size chunks (.part001, .part002…) for upload limits or archiving.

Tool Media & Files Updated Apr 19, 2026
How to Use
  1. Drop the file.
  2. Pick chunk size; parts download one at a time.
  3. Reassemble with File Joiner.
File
Drop a file
Plan

Notes

Suffix
.part001, .part002 …
Reassemble
File Joiner
In lexical order.
Unix
`cat *.part0* > original`
Memory
Slices are cheap
Parts count
⌈size / chunk⌉
Privacy
Local

Frequently Asked Questions

Naming?

name.ext.part001, .part002 … — lexical sort reassembles correctly.

Browser limits?

Many small downloads may hit browser limits — consider larger chunks.

Common Use Cases

Upload caps

Beat per-file limits.

Archival

DVD / flash chunking.

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