What they have in common
Neither CBT nor ACT tries to change the sound. Both start from the same observation: how loud tinnitus is barely predicts how much it ruins someone's life. What predicts that is the response — the fear, the monitoring, the avoidance, the narrowing of everything you used to do.
Both are therefore aimed at the response. And both, in trials, reduce tinnitus distress meaningfully.
How CBT works
CBT — cognitive behavioural therapy — treats thoughts as a lever. The thought "this will ruin the rest of my life" produces panic; panic produces monitoring and withdrawal; withdrawal makes life smaller and the thought more believable.
So CBT teaches you to catch those thoughts, examine the evidence, and replace distortions with more accurate appraisals. Alongside that come behavioural changes: relaxation skills, sleep work, graded return to avoided situations.
It's structured, practical, and it has the longest research history in tinnitus care. For many people it's genuinely effective.
How ACT works
ACT — acceptance and commitment therapy — makes a different move. It doesn't try to establish whether a thought is accurate. It changes how tightly the thought grips you.
The core idea is that struggle is the problem. Fighting the sound, arguing with the thoughts, and organising your day around avoiding both take enormous effort and keep tinnitus at the centre of your attention. ACT trains you to let those thoughts be there without obeying them, and to put your energy into what you actually care about instead.
The four working parts, in plain terms: noticing thoughts as thoughts rather than facts; allowing uncomfortable experience instead of wrestling it; being present rather than scanning; and acting on your values rather than on your symptoms.
CBT often asks: is this thought true? ACT asks: what does holding onto this thought cost you — and what would you do instead?
Where the difference actually shows
When the thought is true. "This may never go away" is, for most people, an accurate statement. Disputing it doesn't work, because there's nothing to dispute. ACT doesn't need it to be false — it works on what you do next.
When you've already argued yourself hoarse. People who've spent months reasoning with their own fear often find more relief in stopping the argument than in getting better at it.
Avoidance and monitoring. Both approaches address these; ACT puts them at the centre, because they are the behaviours that keep the threat response alive.
In practice, they overlap
What the evidence says
CBT has the broadest evidence base in tinnitus and appears in clinical guidelines internationally. ACT — part of the same family of cognitive-behavioural approaches — has a growing set of trials showing comparable reductions in tinnitus distress, with particular strength on the acceptance and avoidance side.
Neither reliably changes the sound. Both can substantially change how much of your life it occupies.
Which one to look for
If you have access to a good tinnitus-experienced CBT therapist, that's a solid path. If you've tried to think your way out and it hasn't held, or your main problem is that life has shrunk around the sound, ACT is likely to fit better.
My own work is ACT-based, because in tinnitus the thing that most reliably keeps people stuck isn't inaccurate thinking — it's the struggle, and everything people stop doing because of it.
For how these compare with sound-based approaches, see tinnitus retraining therapy vs ACT.