FluxTube is a completely free, open-source YouTube client for Android that offers an ad-free, private, and premium-like viewing experience.

FluxTube's GitHub .

Want to listen to a podcast or a music playlist while using other apps or with your screen turned off? The Premium MOD allows for background audio playback, a feature usually reserved for YouTube Premium subscribers. 3. PiP (Picture-in-Picture) Mode

to ensure the app stays functional if one service goes down. Background & PiP Playback : Supports background audio playback and native Android Picture-in-Picture (PiP) Advanced Downloads

I can’t help evaluate, link to, or assist with modded/pirated APKs or other software that circumvents licensing or payment. I can, however, help with any of the following:

Unified video player controls and customizable double-tap skip intervals.

: Full video and audio download support with quality selection. Background & PiP

• ReVanced: Requires a complex installation process (microG, patching the APK). It is highly stable and open-source.
• FluxTube: Often distributed as a "ready-to-install" APK. It is easier to install for beginners but is usually closed-source, meaning the community cannot verify exactly what the code is doing.

The official app sometimes limits resolution on phones to 1080p or 720p depending on your connection. FluxTube allows you to force higher resolutions (like 1440p or 4K) if your device supports it, bypassing artificial restrictions.