Arpeggionome for iPhone | matrix arpeggiator vs SKIIID
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Arpeggionome for iPhone | matrix arpeggiator
This app is a musical instrument for creating arpeggios. Design patterns using a matrix, control speed and pitch, and utilize device motion for expressive effects like volume, pitchbend, and vibrato. It supports MIDI and can control other music apps and gear with an optional upgrade.
- Matrix arpeggio pattern design
- Speed and pitch control
- Tilt for volume and pitchbend
- Shake for vibrato
- MIDI support
- Control external gear and software (Pro Upgrade)
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Arpeggionome (pronounced ahr-pej-ee-oh-nohm) is a new musical instrument designed to play arpeggios*. • "Arpeggionome makes amazing patterns in arrays of pulsing circles" (Peter Kirn, Create Digital Music) • "A masterpiece in design and functionality" (smitematter.com) • Rated as the "Most Creative MIDI App" by iPadMusic.com • "Arpeggionome Pro is a very very powerful arpeggiator that can really take your music to the next level" (Chip Boaz, iosmusicandyou.com) • "If you like great Arpeggiators, this is it!" (Jordan Rudess) Design an arpeggio pattern with various knobs and buttons, then move up-and-down the matrix to set its speed, or left-and-right to set its pitch. Tilt the device to control volume and pitchbend, or shake for vibrato. Also, with the Pro Upgrade In-App Purchase, Arpeggionome for iPhone can be used to control other iOS music apps, external gear, and computer software like never before. *An arpeggio is a musical technique where notes in a chord are played in sequence, rather than ringing out simultaneously. Supports MIDI.
SKIIID
This app is a percussion synthesizer designed for live performance. It features four morphing pads where finger position controls sound parameters and velocity. Explore deep sound design with a step sequencer, auto-mutation, and chaos engine for instant sound generation.
- Four morphing percussion pads
- Real-time parameter control via touch
- 16-step sequencer per pad
- Auto-mutate sound evolution
- Chaos engine for instant sound generation
- AUv3 plugin support
- MIDI input and Ableton Link sync
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SKIIID is a percussion synthesizer built for real-time performance. Four pads. Each one is a sound sculpted by where your finger lands. Move left or right to morph between synth parameters. Move up or down to control velocity. Simple to play, deep to explore. — PADS — Four independent drum voices. Each pad morphs between parameter extremes based on X-axis position. Velocity is Y-axis. — STEP SEQUENCER — 16-step sequencer per pad. Variable step length for polyrhythms. Reverse playback, shuffle, pin and random step modes. Sync to Ableton Link or run free. — AUTO-MUTATE — Evolves your sound automatically. Individual interval and intensity per pad, synced to tempo. — CHAOS ENGINE — RANDOM, CHAOS, and MUTATE modes generate new sounds instantly. — AUv3 PLUGIN — Run SKIIID inside AUM, ApeMatrix, Audiobus, or any AUv3 host. Multiple instances work independently — different patches, different sequencers, no shared state. — MIDI — MIDI In for pad triggering. MIDI Learn for external controller mapping. Ableton Link for tempo sync. — WORKS ON — iPhone and iPad, all modern screen sizes. Landscape mode.
Screenshots
Verdict
The clearest difference is rating: Arpeggionome for iPhone | matrix arpeggiator at 4.9 against SKIIID's 4.4. Arpeggionome for iPhone | matrix arpeggiator also leads on review sentiment (86% vs 74%) and iOS requirement (8.0 vs 16.0). SKIIID's advantage is update cadence (every 4 days vs every 6 months) and price ($3.99 vs $4.99). On ratings volume, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Arpeggionome for iPhone | matrix arpeggiator costs $4.99 and SKIIID $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Arpeggionome for iPhone | matrix arpeggiator holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 69 and 31 respectively. Written reviews point the same way: 86% of Arpeggionome for iPhone | matrix arpeggiator's written reviews are positive against 74% of SKIIID's.
Arpeggionome for iPhone | matrix arpeggiator ships an update every 6 months, SKIIID every 4 days. The most recent releases landed on October 26, 2026 and October 21, 2026 respectively.
| Parameter | Arpeggionome for iPhone | matrix arpeggiator | SKIIID |
|---|---|---|
| Price | $4.99 | $3.99 — better |
| Rating | 4.9 (69 ratings) — better | 4.4 (31 ratings) |
| Positive reviews | 86.4% of reviews — better | 73.9% of reviews |
| Number of ratings | 69 — better | 31 |
| Update frequency | Every 6 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 8.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 7 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Alexandernaut | Stephan Bolch |
Customer experience
Arpeggionome for iPhone | matrix arpeggiator
SKIIID
Bugs and requests
Arpeggionome for iPhone | matrix arpeggiator
Reported bugs
5 issues- Pro upgrade not working/app continues to ask for upgrade after purchase
- In-app purchase system failing to process MIDI unlock
- App crashes on iPad 3 at startup
- High background audio battery drain
- Accessibility features not functioning properly with VoiceOver
Requested features
10 requests- Audiobus and Inter-App Audio (IAA) support
- Ableton Link support
- Recording and saving patterns/audio
- Volume control and equalizer
- Multitouch support for playing multiple notes simultaneously
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- Ability to save and load presets
- Universal app (single purchase for both iPhone and iPad)
- Better accessibility for VoiceOver users
- Landscape mode on iPhone
- Quick XY settings configuration before playing
SKIIID
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Arpeggionome for iPhone | matrix arpeggiator
No in-app purchases
SKIIID
No in-app purchases
Questions
Is Arpeggionome for iPhone | matrix arpeggiator free?
Is SKIIID free?
Which has better reviews, Arpeggionome for iPhone | matrix arpeggiator or SKIIID?
Do Arpeggionome for iPhone | matrix arpeggiator or SKIIID have ads?
Which is updated more often, Arpeggionome for iPhone | matrix arpeggiator or SKIIID?
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