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K=2

Split List into Groups

100% Free

Split a list into K equal groups (default 2). Balanced leftovers — perfect for A/B tests.

Real-time
Client-Side
Split mode
Output (0 groups)
Split groups appear here…

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  src="https://tools.town/embed/split-list-into-groups/"
  width="100%"
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  loading="lazy"
  title="Split List into Groups">
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How to Use

  1. 1 Paste one item per line
  2. 2 Into K groups mode is pre-selected (K=2)
  3. 3 Change K if you need more buckets
  4. 4 Copy each group

Features

  • Balanced distribution into K groups
  • Default K=2 for A/B
  • Same engine as List Splitter

Why it Matters

A/B email and experiment buckets need equal sizes. Fixed chunk size N does not guarantee that — K groups does.

★★★★★

Use Cases

A/B campaigns

Two equal email buckets

Frequently Asked Questions

Need fixed batch size instead?
Use Split List into Chunks (every N lines).
📖

Want to go deeper?

Browse all guides →
How to Use List Splitter
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How to Use List Splitter — Complete Guide

Split any line list into chunks of N, into K equal groups, or by blank lines using Tools.Town List Splitter.

14 Aug 2026

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List Ops — Sort, Dedupe, Split & Clean Lists Online

The Tools.Town List Ops cluster: sort ascending/descending, remove duplicates, split into chunks, compare two lists, and format bullets — free, in-browser.

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