SponsorBlock is available on just about every type of device these days -- works perfectly on Android with YouTube ReVanced. The options on iOS are naturally a

SponsorBlock is available on just about every type of device these days -- works perfectly on Android with YouTube ReVanced. The options on iOS are naturally a bit more limited, but apparently it's possible on a jailbroken device (or through some other slightly-janky methods on non-jailbroken devices): https://github.com/ajayyy/SponsorBlock/wiki/iOS https://github.com/ajayyy/SponsorBlock/wiki/iOS