It even runs on AA batteries
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Finally, a small, battery-powered rival to the iconic cassette-based PortaStudio.
“Laptops and iPads are multifunctional devices.
Then, fire up the optional click track (aka metronome), set your levels, and record.

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So why use this instead of a computer?
It sounds esoteric, but it works.
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The R12 isn’t perfect, though.

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But the biggest drawback is a curious lack of MIDI sync, according to theuser manual.
While the R12 can connect to a MIDI keyboard, it cannot sync to other gear.
In this respect, the R12 is a little too much like the old cassette-based PortaStudios.

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And for that, this new R8 looks hard to beat.
Update 12/6/22: While there remain very few multi-track recorders for musicians, theres another alternative: Podcasting recorders.
These are built to hook up to multiple microphones or other inputs and are often quite portable.
TheRode Rodecaster Pro IIis a good example.
Another alternative is to use an iPad coupled with a [cheap hardware controller.
And also use MIDI.