---
title: "Free Tools by Dataro: A/B Test Randomizer"
description: Dataro's donor grouping tool is a quick and effective way to randomly assign a list of donors to two different groups. Save time running your A/B tests and ensure your segmentation is fair and unbiased. Access the FREE tool now to generate segmented lists for the perfect A/B split test in seconds.
---

![Dataro_logo_black-1-1024x256](https://landing.dataro.io/hubfs/Dataro_logo_black-1-1024x256.png)

[Get more FREE Tools 👍](https://dataro.io/free-tools/)

# Create a randomized donor list for A/B experiments

Dataro's A/B Test Randomizer Tool generates a truly randomized list for your next A/B test.

Upload your donor list and randomly assign each donor to two different groups, with one click.

![AB Test Randomizer](https://landing.dataro.io/hubfs/AB%20Test%20Randomizer.png)

 BENEFITS

## A/B Test Randomizer Tool

#### Run accurate experiments

An effective tool for true segmentation randomisation that is fair and unbiased

#### One click list randomisation

Input your donor IDs or names and quickly assign donors to A or B group with one click

#### Save time and effort

Reduce manual work required to allocate donors to segments and spend your time better

## Check out Dataro's other FREE fundraising tools

[Get more FREE Tools 👍](https://dataro.io/free-tools)

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