Comparison

Core Guitar vs Knob16

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Core Guitar

Features
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Break your guitar plateau with Core Guitar. You have played for years but still feel stuck: same licks, same position, random practice. Core Guitar gives self‑taught intermediate guitarists a clear practice plan. GUIDED PRACTICE TRACKS Structured 7–14 day guitar workouts that actually build skills: Lead Boost – connect pentatonic positions into flowing solos Rhythm Tightness – lock in timing with real song grooves Fretboard Mastery – navigate the entire neck with confidence Earn badges, track streaks, and see exactly how your guitar playing is improving over time. FREE TOOLS Precision Guitar Tuner with real time pitch detection Pro Metronome with adjustable tempo and time signatures Fret Lab – interactive scales, chords, and octave maps across the fretboard Built by a self‑taught guitarist who broke the intermediate rut. No gimmicks, just focused guitar practice and exercises that work. Download free and start your first practice track today.

About

Knob16

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Knob16 is a MIDI controller for producers and performers who want hands-on control from their iPhone or iPad. 64 Knobs Across 4 Banks 16 knobs per bank, instantly switchable. Configure each knob's CC number, channel, output range, label, and fine-tune multiplier. Bidirectional MIDI Send MIDI CC values and receive feedback. When your DAW or MIDI device sends CC values back, matching knob positions update on screen. MIDI Learn Enable MIDI Learn. Double-tap any knob. Send a CC from your MIDI controller. Done. Play Mode Turn Knob16 into a playable MIDI surface with 16 pads per bank, 29 scales, and semitone transpose. Snapshots and Presets Save and recall knob values with snapshots. Use presets to switch between complete setups. Connect Your Way Connect to compatible MIDI destinations over USB or Network MIDI via Wi-Fi. KNOB16 PRO Unlock advanced control, performance, and connectivity features: β€’ Ableton Live Mode β€” control the mixer, devices, macros, and transport, with automatic Blue Hand device mapping β€’ Bluetooth MIDI β€” connect wirelessly to compatible MIDI devices β€’ Grouping Mode β€” link knobs with adjustable output curves β€’ MPE β€” per-note pitch bend, slide, and pressure β€’ 14-bit CC β€” 16,384 steps for high-resolution control β€’ NRPN β€” access deeper parameters on compatible MIDI gear β€’ 4 snapshots per bank β€’ Unlimited custom presets, import, and duplication β€’ iCloud preset sync across your devices β€’ Custom skins β€” personalize the knobs and app appearance β€’ All future features designated as Pro Bluetooth MIDI, Grouping Mode, and Live Mode each include three free 24-hour trials. Knob16 Pro is a one-time purchase. No subscription. FREE FOREVER The core of Knob16 stays free: β€’ 64 knobs across 4 banks β€’ Standard 7-bit MIDI CC β€’ Per-knob setup for standard CC β€’ Bidirectional MIDI feedback β€’ MIDI Learn β€’ Play Mode β€’ USB MIDI β€’ Network MIDI over Wi-Fi β€’ 1 snapshot per bank β€’ Two editable built-in presets A compatible DAW, MIDI app, or MIDI device is needed to receive MIDI output. Ableton Live Mode requires the Knob16 Remote Script.

Screenshots

Core Guitar4 screens
Knob164 screens

Verdict

The call

The clearest difference is update cadence: Knob16 at every 6 days against Core Guitar's every 2 weeks. Knob16 also leads on iOS requirement (18.6 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Core Guitar ships an update every 2 weeks, Knob16 every 6 days. The most recent releases landed on October 25, 2026 and October 14, 2026 respectively.

Scorecard2 real differences Β· 4 level
Core Guitar versus Knob16: the parameters behind the verdict, then further details
ParameterCore GuitarKnob16
PriceFreeFree
Update frequencyEvery 2 weeksEvery 6 days β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.218.6 β€” better
Further details β€” not scored
Size37 MB7 MB
Age rating4+4+
DeveloperMichael CraigJURIJS KOSKINS

In-app purchases

None

Core Guitar

No in-app purchases

None

Knob16

No in-app purchases

Questions

Is Core Guitar free?
Core Guitar is free to download, with no in-app purchases.
Is Knob16 free?
Knob16 is free to download, with no in-app purchases.
Do Core Guitar or Knob16 have ads?
Neither Core Guitar nor Knob16 shows ads.
Which is updated more often, Core Guitar or Knob16?
Core Guitar ships an update every 2 weeks, and Knob16 every 6 days. Most recently, Core Guitar was updated on October 25, 2026 and Knob16 on October 14, 2026.

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