Zapp is a Chrome extension developed by apra that enhances the functionality of WhatsApp Web by adding audio controls. With Zapp, users can easily adjust the speed and volume of audio recordings within WhatsApp Web.

To use Zapp, simply install the extension and open WhatsApp Web. Once on the WhatsApp Web page, click on the Zapp icon located in the top right corner of the browser's address bar. This will bring up a box with all the controls needed to modify audio recordings.

The controls provided by Zapp allow users to change the speed and volume of the audio. To adjust the speed or volume, users can either click on the arrows provided or scroll the mouse wheel. This makes it easy to listen to long recordings at a faster speed or adjust the volume to suit personal preferences.

Zapp is a free extension that falls under the category of Browsers and subcategory of Add-ons & Tools. It provides a convenient way to enhance the audio playback experience on WhatsApp Web.