for what it's worth
US /fɔːr wʌt ɪts wɜːrθ/
UK /fɔːr wʌt ɪts wɜːrθ/

1.
per quel che vale, comunque
used to emphasize that what you are about to say is only your opinion or suggestion and may not be very important or useful
:
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For what it's worth, I think you did a great job.
Per quel che vale, penso che tu abbia fatto un ottimo lavoro.
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I'm not sure if this helps, but for what it's worth, here's my advice.
Non so se questo aiuti, ma per quel che vale, ecco il mio consiglio.