Arturia BeatStep Pro

The reason to buy it, and the clearest agreement in the whole set. The rear edge carries eighteen 3.5 mm mini-jacks plus micro-USB: MIDI in and out (on supplied TRS adapters), analogue clock in and out with DIN-sync support for TB-303-era gear, pitch/velocity/gate outputs for each melodic sequencer, and eight drum gate outputs — all live simultaneously, so one box can drive Eurorack, a vintage synth, a drum machine and a DAW at the same time. It can be master or slave for clock, and runs standalone off any USB phone charger. Two honest asterisks: everything is a mini-jack requiring adapters, and there is no dedicated power inlet — power comes through that same micro-USB socket.

“It’s thanks to this extensive connectivity that the Beatstep Pro is able to span generations of gear, sequencing CV or MIDI, in the box or out.”

Sound On Sound

“Perhaps most invigorating is the unit’s capability to simultaneously sync and trigger via USB, MIDI and CV/Gate.”

AudioTechnology

“I'm not sure there is a piece of hardware at any price that does everything this unit does, to be honest.”

Tape Op

“Should you opt to use the Beatstep Pro standalone, without the aid of a computer, power can be supplied via a normal USB phone charger.”

AudioTechnology

Sixteen touch-sensitive notched encoders, sixteen step buttons and sixteen pads, one row per function — the layout is the product. Each of the three tracks sets its own length (1-64 steps), clock division and direction independently, so polyrhythms fall out for free, and swing, randomness and probability are all knobs rather than menus. Reviewers consistently note how fast this is to learn. The counterweight is real though minority: some owners find the sequencing shallow once the novelty passes, and there is no true song mode — the 2017 firmware added Scenes, which chain patterns, and that is the ceiling. MIDI CC cannot be recorded into a sequence at all; sequences hold notes, velocities and gate lengths only.

“the notch is sufficient to identify semitone advances yet smooth enough not to hamper those innocent spinning pleasures”

Sound On Sound

“Using this simple system, even a total novice can create sequences in minutes - it's great.”

MusicRadar

“The single best hands on button per function midi controller.”

Great Item · Thomann owner review

“The lack of a real song mode killed it for me though.”

Monotremata · Gearspace

“Currently, no sequencing of MIDI CCs is possible”

Sound On Sound

Sources split, and the split is worth knowing before you buy. On paper and to most reviewers the pads are generous: sixteen of them, backlit, well spaced in two rows that mirror the encoders, sending velocity and — unusually at this price — polyphonic aftertouch once enabled in software. Against that sits a persistent complaint from people playing rather than programming: the pads feel stiff, they can double-trigger, and Arturia has confirmed on its own forum that pad velocity response cannot be fixed or rescaled while you are in either Sequencer mode — only in Control mode. If you intend to finger-drum or play a mono synth live from the pads, that limitation is permanent, and it is the single most-requested feature in the forum threads.

Competent and universal rather than deep — and everyone says so. Over USB it is class-compliant, so there are no drivers and it partners with any DAW; a dedicated Control mode maps the pads, knobs and step buttons to MIDI CCs, notes and program changes for triggering clips or riding a plugin. What it is not is an auto-mapping DAW surface: there are no per-DAW scripts, no transport or mixer templates, and reviewers point out that without pre-quantise, live performance is harder work than on a Push. Real configuration — controller maps, drum-kit note assignments, scales, project backup, firmware — all happens in Arturia's MIDI Control Center on a computer, which is still actively updated even though the hardware firmware is not.

“There’s scads of options in controller mode.”

AudioTechnology

“Requires a computer and MIDI Control Centre software for configuration.”

Sound On Sound

“There's no pre-quantise, though, so while performances are automatically quantised when you play them back, true live performance is trickier than with, say, Push and Ableton Live.”

MusicRadar

Sources split hard, and it is the decision-relevant split — the chassis and the connector tell opposite stories. Nobody disputes the body: a metal-and-plastic slab that is heavier than it looks, with encoders and pads that feel built to be hit, and reviewers reach for phrases like solidly constructed and built like a tank. The other camp is not arguing about the chassis at all. It is one part: the micro-USB socket carries both power and data, and across a decade owners report it going intermittent — sudden reboots and blackouts, sometimes with the cable untouched. A teardown traced the usual cause to lead-free solder failing on the USB ground pins, and the fix that circulates everywhere is to seat a magnetic micro-USB adapter permanently and never tug the cable. It is a real risk with a cheap, well-known prophylactic, not a lottery — but it is the one thing to plan around, especially on a used unit.

Broadly seen as one of the strongest value propositions in hardware sequencing, with a couple of caveats worth hearing. At roughly $219 street — below its own 2015 list price — it packs three sequencers, sixteen encoders, sixteen pads and a full MIDI/USB/CV/clock back panel into one box, and reviewers in 2015 struggled to name anything comparable at several times the money. That has held up better than expected: it is still the default answer for cheap MIDI-to-CV with a sequencer attached. The dissent is about ceiling rather than price — owners who want deeper arrangement point at Arturia's own KeyStep Pro for not much more, and some find the sequencing too basic to keep them engaged long-term.

“So, good luck finding all these features on any piece of hardware under $1000.”

Tape Op

“Excellent value.”

Sound On Sound

“No real complaints. Frankly, especially for the price, I find it nearly (I dunno, 91% or something) perfect.”

Bignatius · Gearspace

“But in 2022 the BSP costs $299 new and for $150 more you can get a Keystep Pro which improves upon the BSP in nearly every possible way”

Grasspikemusic · Gearspace

“OK for the money, but limited as a 4 x track sequencer.”

richard BG · Thomann owner review

Small, light and genuinely bus-powerable — with one dissenting voice that flips the sign. At 415 x 163 x 36 mm and 1.45 kg it is a slim slab that travels easily and runs off any USB phone charger, so it works standalone on a table with no computer in sight. Tape Op notes it feels heavier in the hand than it looks, which reads as reassurance rather than complaint. The dissent comes from MusicRadar, which found it too compact for stage work — the Mute and Randomise buttons are cramped enough to be awkward to hit under pressure. No power supply is included in the box.

“the unit weighs much more than you'd expect from looking at it, which gives an impression of solidity”

Tape Op

“For such a tiny controller, the Beatstep Pro offers an incredible range of functionality.”

AudioTechnology

“A bit too compact for live use. Still a few obvious features missing.”

MusicRadar

A footnote, not a selling point. The BeatStep Pro ships with Analog Lab Intro — a slice of Arturia's V Collection presets — and Ableton Live Lite, enough to have something making noise on day one. No independent reviewer treats the bundle as part of the value case, and unlike Arturia's software-facing KeyLab and MiniLab controllers, nothing here is bundled to sell you an ecosystem. The software that actually matters is the free MIDI Control Center, which you need for configuration rather than for sounds.