Comparison

K vs QUESTRA Panels

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

Head to head
About

K

Control and manage K-array active subwoofers and amplifiers directly from your mobile device. Adjust output configurations, load presets, route signals, and monitor system performance via Wi-Fi connection.

Highlights
  • Direct management of K-array active subwoofers
  • Control Kommander-KA amplifiers with DSP
  • Wi-Fi connectivity to amplifiers
  • Manage output configuration
  • Load loudspeaker presets
  • Design signal routing
  • Control audio level
  • Monitor system performance
Features
Read full description

K-array Connect is the mobile app providing direct managing and control over K-array active subwoofers Thunder-KS and Kommander-KA amplifiers with DSP. Use your mobile device (smartphone or tablet) and connect it Wi-Fi to K-array KS and KA amplifiers with DSP: launch K-array Connect to manage the output configuration, load the loudspeakers presets, design the signal routing, control audio level and monitor the system performance.

About

QUESTRA Panels

Features
Read full description

QUESTRA® Panels serve as the control center for networked LD Systems installation solutions. Using QUESTRA® Software you can design simple and intuitive interfaces which allow easy control of  your system. Simply download QUESTRA® Panels on your iOS device, assign your custom panel design to the device, and you're ready to control.   Designed as an integral part of QUESTRA®, QUESTRA® Panels is your interface to control and manage your system.   Please note: 1. QUESTRA® v1.4.20 is required 2. This application is for controlling functionality only, not for creating or modifying panels. 3. QUESTRA® Panels requires the setup and design process to be handled by the QUESTRA® Software.   With the QUESTRA® Software for Windows, you have the freedom to design and customize your panel functionality with its built-in editor. You can create users, assign specific roles, restrict access to certain functions, and ensure that critical network settings remain unmodified.

Screenshots

K4 screens
QUESTRA Panels4 screens

Verdict

The call

K and QUESTRA Panels are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

K ships an update every 2 months, QUESTRA Panels every 5 weeks. The most recent releases landed on June 1, 2026 and September 12, 2026 respectively.

ScorecardNo meaningful differences
K versus QUESTRA Panels: the parameters behind the verdict, then further details
ParameterKQUESTRA Panels
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.412.0 — better
Further details — not scored
Size22 MB67 MB
Age rating4+4+
DeveloperK-array s.u.r.l.ADAM HALL GMBH

In-app purchases

None

K

No in-app purchases

None

QUESTRA Panels

No in-app purchases

Questions

Is K free?
K is free to download, with no in-app purchases.
Is QUESTRA Panels free?
QUESTRA Panels is free to download, with no in-app purchases.
Do K or QUESTRA Panels have ads?
Neither K nor QUESTRA Panels shows ads.
Which is updated more often, K or QUESTRA Panels?
K ships an update every 2 months, and QUESTRA Panels every 5 weeks. Most recently, K was updated on June 1, 2026 and QUESTRA Panels on September 12, 2026.

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