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DrumFlex vs Steven Slate Drums 5.5
Steven Slate Drums 5.5 and DrumFlex both play drum parts from MIDI. Steven Slate Drums 5.5 is a library: 148+ kits and 2,400+ MIDI grooves, with a Kit Browser to find them, and system requirements that list Macs as well as PCs. DrumFlex is a drum kit that's modeled rather than sampled: kits for each style, for Windows, every piece open to tuning, for $79.
What they have in common
- Your electronic drum kit. Steven Slate's page says it's compatible with all major e-drum kits. DrumFlex plays from an electronic drum kit that sends General MIDI drum notes (it doesn't read the hi-hat pedal's controller or cymbal chokes by aftertouch), which is narrower than all major e-drum kits.
- Drums shaped by settings. Steven Slate's Customization Panel covers articulations, tuning, velocity, microphones and ADSR. DrumFlex has stick hardness, tuning, ring, pitch glide, snare wires, a Touch panel, a room and an EQ.
- Drum parts from MIDI. Steven Slate Drums comes with MIDI grooves. DrumFlex opens and plays a MIDI file.
- A demo before you buy. Steven Slate offers SSD 5.5 Free, a fully-functioning demo that never expires, with one kit. DrumFlex has a demo you can download and try before you buy.
Where Steven Slate Drums 5.5 stands out
- A very large library. A Kit Browser across 148+ kits, and 2,400+ MIDI grooves.
- Macs as well as PCs. Its requirements list Intel and Apple Silicon Macs.
- Groove AI Engine. It analyzes your song and finds its key transients, according to the maker.
- Works in every major DAW, the page says.
- Three licenses with each purchase, through iLok licensing: an iLok ID is needed, a dongle isn't.
- A lower price right now. Its list price is $119, and the maker's store showed $49 in a Black Friday sale on 7 November 2026. It also has a 30-day money-back guarantee.
Where DrumFlex stands out
- Small. A 14.2 MB download, installed at 31.4 MB.
- Every piece, tuned. Tuning, ring and muffle for the kick, snare and toms, the kick's beater, the sizes of the kick and toms, ring for the hi-hat and cymbals, and a level for each part of the kit.
- No two hits alike. Hit variation changes each hit a little; set it to 0 and every hit is struck the same. The same song renders the same every time.
- The snare and brushes. Cross-stick, rimshot, buzz stroke and brush sweep, with brushes on controller 85.
- Four slots (A to D) to switch between kits or layer them, with Compare, Vary and Randomize.
- A standalone program and a VST3 plugin, sharing one license.
- No account and no online activation. A license key and your email address, entered once for each Windows user on each computer, and one license for one person, to use on all of their own computers. DrumFlex never connects to the internet.
- Built to play ComposerFlex's songs, our songwriting program, on the same PC with no setup.
Which to pick
- On a Mac: Steven Slate Drums 5.5.
- For a library of 148+ kits and 2,400+ grooves: Steven Slate Drums 5.5.
- If the lowest price matters and the sale is still on: Steven Slate Drums 5.5.
- On Windows, for kits you can tune piece by piece, as a standalone program and VST3: DrumFlex.
- If you'd rather have no account, no online activation and no iLok: DrumFlex.
Owning both
Steven Slate Drums 5.5 is a wide library to browse, and DrumFlex is a small kit you can reshape, so they can sit side by side. Both can be tried first: Steven Slate's free demo is on stevenslatedrums.com, and DrumFlex's demo is here. This page doesn't compare how they sound. That's for your ears.
The facts side by side
Every fact about Steven Slate Drums 5.5 is from Steven Slate's own pages, checked on 7 November 2026. Prices are list prices in US dollars; sales come and go.
| DrumFlex | Steven Slate Drums 5.5 | |
|---|---|---|
| How it makes its sound | Modeled. It computes every hit as it is played, from the drumheads, the stick, the snare wires and the cymbals. It plays no recordings. | Sampled: the maker's store calls it "the ultimate drum sampler". |
| Price | $79, one-time | $119 list; $49 in the Black Friday sale shown on 7 November 2026 |
| Download and disk space | 14.2 MB download, 31.4 MB installed | About 15 GB (the maker's support FAQ) |
| Memory the maker asks for | 4 GB, with 4 cores or more and 100 MB of disk (the minimum we state for every Flex program) | 4 GB of RAM minimum, on both Windows and Mac |
| Runs on | Windows 10 and 11, 64-bit | PC and Mac (Apple Silicon supported); operating system versions not stated |
| Forms | Standalone and VST3 | A plugin that needs a host program; not a standalone program |
| Needs another program | Nothing else | A host program: it is a plugin |
| Copy protection | A license key and your email address, entered once for each Windows user on each computer. No account and no online activation. | iLok licensing: an iLok ID is needed, a dongle is not |
| Computers per license | One license for one person, to use on all of their own computers | 3 iLok licenses with each purchase |
| Demo | A demo to download and try before you buy | SSD 5.5 Free: a fully-functioning demo that never expires, with one kit; 30-day money-back guarantee on the paid product |
| Kits and sounds included | Kits for metal, rock, pop, funk, jazz, smooth jazz, ballad and Latin, and a starting Session Kit; four slots to layer kits | 148+ kits and 2,400+ MIDI grooves |
More: virtual drums compared: modeled, sampled and drum machines, a table of 27 products, and all about DrumFlex.
If something here is out of date, write to [email protected] and we'll correct it.