The "Neural Symphony" on myNoise[1] helps me sometimes, especially if I combine it with other masking sounds (white noise, rain, etc.)

I'd like to try the notching technique[2] but I have yet to be able to identify the frequency of my tinnitus.

[1] https://mynoise.net/NoiseMachines/neuromodulationTonesGenera... [2] https://www.pnas.org/content/107/3/1207