Kaset

What is Kaset?

Kaset is a native macOS music and video player built for YouTube Music and YouTube. It helps Mac users listen to music, watch videos, and manage playback in a desktop app instead of relying only on a browser tab. The app includes native playback controls, queue management, lyrics support, and browsing for YouTube content such as subscriptions, history, comments, and Watch Later. Kaset also supports picture in picture for video playback and can open YouTube and YouTube Music links directly. For users who want a more customizable setup, it supports adding compatible WebKit-style extensions from folders you choose. Kaset is published by sozercan and is designed for Mac workflows with a native interface.

Key features

• Play YouTube Music content in a native macOS app
• Browse and watch regular YouTube videos with desktop playback controls
• View and manage the playback queue, including reordering and clearing tracks
• Read plain or synced lyrics when lyric data is available
• Open YouTube and YouTube Music links directly in the app
• Use picture in picture for video playback
• Add compatible WebKit-style extensions from folders you select

Safety overview

Status: Mostly safe

Kaset is a legitimate media app for macOS. It uses web-based playback for YouTube services, so users should expect it to access streaming content, account sessions, and normal media features such as audio playback and link handling. If you add browser-style extensions, only use ones from sources you trust because extensions can affect what content is loaded or modified inside the app. Removing Kaset may delete its local settings, cache, saved state, and any extensions stored in its app data.

Recommendation: Keep Kaset if you use YouTube Music or YouTube on your Mac and want a dedicated desktop player. If you no longer use it, removing the app is reasonable, but you may also want to remove its support files and cached data to fully clean up local settings and stored extensions.

Common paths

• /Applications/Kaset.app

Cache paths

• ~/Library/Caches/com.sertacozercan.Kaset
• ~/Library/WebKit/com.sertacozercan.Kaset

Support paths

• ~/Library/Application Support/Kaset

Preference paths

• ~/Library/Preferences/com.sertacozercan.Kaset.plist
• ~/Library/Saved Application State/com.sertacozercan.Kaset.savedState

Related can I delete pages

• ~/Library/Application Support/Kaset
• ~/Library/Caches/com.sertacozercan.Kaset
• ~/Library/Preferences/com.sertacozercan.Kaset.plist
• ~/Library/Saved Application State/com.sertacozercan.Kaset.savedState
• ~/Library/WebKit/com.sertacozercan.Kaset

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