I believe this is adjacent, but I quite like https://asoftmurmur.com/. I’m not sure if it’s able to run offline. - Source: Hacker News / 6 months ago

This isn't music per say, but do you know about A Soft Murmur? Source: 7 months ago

A Soft Murmur lets you create custom ambient sounds to improve your focus or relax while working. Mix sounds like rain, thunder, and birdsong to create your perfect background noise. - Source: dev.to / 9 months ago

There are a few white noise generator apps actually and I love them. https://asoftmurmur.com/. - Source: Hacker News / 10 months ago

If it gets insufferable, play some white noise in the background, like rain or wind noises, at the very least, it'll distract you from the ringing. https://asoftmurmur.com (something like this ig). You might want to consult an ENT specialist too. Source: almost 1 year ago

I'm a happy Matrix/Element user and was wondering if anyone has written an app specifically for children - something like https://messengerkids.com/ except not by Facebook. Source: about 1 year ago

Messenger Kids is really good for this: https://messengerkids.com/ It's made by a gross company, but they have ridiculously tight access controls. - Source: Hacker News / over 2 years ago

Here you go then: https://messengerkids.com/. Source: about 3 years ago