Not sure it has those specific features but you may want to check out Sound Control. Source: 12 months ago

SoundControl is exactly this and more: https://staticz.com/soundcontrol/. Source: about 1 year ago

Hey, bro, I think I've found a solution: I installed the SoundControl software, enabled the "Force Soft Volume Control" option. Yay, the volume is now adjustable! Hope this helps you too! Screenshot. Source: about 1 year ago

I haven’t installed it yet, I’ve got a few days off and don’t want to waste the trial period. This is the one I bookmarked from the ones I found: https://staticz.com/soundcontrol/. Source: over 1 year ago

IDK whether a 3rd party software audio mixer would help; you may download a trial here: https://staticz.com/soundcontrol/. Source: over 1 year ago

I made a stumbleupon replacement at https://gimmeserendipity.com. Source: almost 2 years ago

I created a website that worked similar to Stumbleupon which went bust around 2018: https://gimmeserendipity.com. Source: almost 2 years ago

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Stumbleupon alternatives Top favorite https://www.producthunt.com - find the best tech products on the web ranked. Website get 4million monthly visitors according to similarweb. Https://www.discuvver.com/ - displays random useful websites one click at a time Https://cloudhiker.net - Discover new and awesome websites randomly and select the websites you would like to see by picking your favorite category... Source: almost 2 years ago

Https://gimmeserendipity.com/ - find useful websites randomly also has a category search option. Source: almost 2 years ago