Just my non scientific theory.
https://www.wnycstudios.org/podcasts/radiolab/episodes/91512...
I prefer white noise to silence because it drowns out the tinnitus (which is bad enough that it's present even over normal TV volumes of quiet dialogue.)
Actually, I prefer a bunch of the tinnitus stuff on MyNoise but same principle.
They also boast a lot of actual research that backs up why they play the sounds they do and such.
It’s been a life changer for me, really. I hope I never see the day they go out of business cause I am heavily reliant on it to maintain productivity at this point (thanks ADHD)
There is a coupon code for 20% in this review that's still working - https://www.gohomerelax.com/brain-fm-review/
Their single "performance pilot" paper is mostly marketing, with a single trial on 12 people with no details on statistical significance. The effect could very well be no different from white noise.
I use the web player on desktop all the time and its seen its fair share of improvements, so its really about meeting the average consumer where they are at, I think.
brain.fm looks cool though.
https://news.ycombinator.com/item?id=24431132
https://news.ycombinator.com/item?id=23985825
The credits can be seen/compared here:
play -q -n -c1 synth whitenoise lowpass -1 400 lowpass -1 300 lowpass -1 200 lowpass -1 100 gain +10
and tweaking the number of `lowpass` filters and their values appropriately
There's also https://generative.fm for generated ambient sound.
My goto for the last few years has been the Faster than light video game soundtrack.
I recently found this youtube channel which reminds me of your app: