(Auto Chromatic Tuner) is a vintage handheld tuner designed for musicians to accurately tune various instruments. While the hardware itself is a legacy physical product and not "free" software, it is often found in the used market and remains a reliable tool for chromatic tuning. Korg AT-2 Auto Chromatic Tuner Overview
This is the closest you can get to the hardware without spending a dime. korg at2 free
The Korg AT2 free version can be downloaded from the Korg website. Users will need to create a Korg account and agree to the terms and conditions of the software license. The download includes the AT2 plugin, which can be used in most DAWs (digital audio workstations). (Auto Chromatic Tuner) is a vintage handheld tuner
The plastic clip feels brittle. It will absolutely snap if you leave it on your guitar in a soft case and drop the case. The swivel joint also gets loose after about six months of heavy use. It is a disposable item disguised as a tool. The Korg AT2 free version can be downloaded