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

About the File Splitter

Meet the File Splitter: a free, no-fuss tool for image, audio and file tasks with nothing to install and no sign-up. Split a file into fixed-size chunks (.part001, .part002…) for upload limits or archiving.

How it works

Enter what you have and read the result as it updates live. It all runs on your own device, so it is quick and private, with nothing to install.

Want the deeper story? The Knowledge Base explains the ideas behind the tools in more detail.

Frequently Asked Questions

Naming?

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

Browser limits?

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

How do I use the File Splitter?

Simply type your numbers and read the result, which refreshes the instant you change something. There is nothing to submit and nothing to wait for.

Do I need to install or sign up for anything?

Not at all — it runs in the browser with nothing to install and no account. After it loads once, it even works without an internet connection.

Is my information private?

Yes. Everything happens in your browser. Nothing you type is sent to a server or saved anywhere.

Common Use Cases

Upload caps

Beat per-file limits.

Archival

DVD / flash chunking.

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