This one's for guitarists who enjoy messing with tones, but spend way too much time trying to lock in the perfect sound. Groundhog Audio claims its tech can match the tone from any song and drop it ...

Even bass players can use Tonebridge. Photo: Charlie Sorrel/Cult of Mac The iPad has many, many amazing effects apps for making music, and several high-level apps just for emulating guitar amplifiers ...

Mind you, it's fair to say that the Headrush Prime has the wood on the Tone Master in this aspect, given its built-in real-time Antares Autotune software. Not that any of us need that kind of thing.