カクヨム Tool is a Chrome add-on that aims to make reading on the "カクヨム" website more comfortable and customizable. With this tool, you can change the background color, text color, and font style to suit your preferences. It is important to note that this tool is not officially provided by "カクヨム."

The main features of カクヨム Tool include the ability to navigate between episodes easily. By pressing the "Page Up" key at the top of the page, you can click on the "Previous Episode" link. Similarly, by pressing the "Page Down" key at the bottom of the page, you can click on the "Next Episode" link.

In terms of font selection, you have options such as "明朝," "ゴシック," "游ゴシック Medium," and other fonts available in Chrome. This allows you to find a font that enhances your reading experience.

Please note that the latest update (versionintroduced the ability to set the width when viewing in horizontal writing mode. The previous versionwas released on March 26, 2020.

Overall, カクヨム Tool provides a convenient way to customize your reading experience on the "カクヨム" website, making it easier on the eyes and more enjoyable.