Comparison

KLANG vs F2 Control

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

Head to head
About

KLANG

Control your KLANG 3D Immersive In-Ear Monitoring system and create your personal monitor mix in a 3D space. Place instruments precisely and adapt your view with intuitive swipe gestures. A demo mode is available to experience the 3D audio.

Highlights
  • 3D Immersive In-Ear Monitoring control
  • Personalized monitor mix creation
  • Intuitive swipe gesture controls
  • Instrument placement in 3D space
  • Demo mode for 3D audio experience
Features
Read full description

Immersive In-Ear Mixing with Intuitive Control KLANG:app puts your personal monitor mix in your hands. Place every instrument exactly where you want it in a 3D space around your head — for a natural, open and fatigue-free in-ear sound that lets you hear yourself and the band more clearly than ever. Built for musicians and monitor engineers, KLANG:app gives you fast, intuitive control of your KLANG 3D Immersive In-Ear Monitoring system on stage, in the studio and in broadcast. KEY FEATURES • Build your own mix in a true 3D space around your head • Natural, open and detailed in-ear sound that reduces ear fatigue • Fast "more me" control to balance yourself against the band • Individual channel settings, grouping and sorting • Snapshots and show files for repeatable, reliable shows • Full control: stage view, faders, groups, metering and channel detail • Integrates with DiGiCo and SSL consoles, plus ADM-OSC control from third-party devices WORKS WITH YOUR KLANG SYSTEM KLANG:konductor, KLANG:vokal, KLANG:fabrik, KLANG:vier, DMI-KLANG, KLANG:1 / KLANG:1pro and KLANG:kontroller. Lower Levels. Better Mixes.

About

F2 Control

Control your ZOOM F2-BT Field Recorder wirelessly from your iPhone, iPad, or iPod Touch. Adjust recording parameters, output volume, and manage playback operations remotely.

Highlights
  • Wireless control of F2-BT recorder
  • Start/stop recording
  • Playback control
  • Adjust output volume
  • Set recorder parameters
Features
Read full description

F2 Control is an app that enables wireless control of the ZOOM F2-BT Field Recorder. An iPhone, iPad or iPod Touch can be used as a remote control for an F2-BT. In addition to the fundamental operations of starting/stopping recording/playback and searching forward/backward, this app can be used to adjust output volume and to set various parameters. (F2 Control cannot be used with the ZOOM F2 Field Recorder because it does not have Bluetooth functions.)

Screenshots

KLANG4 screens
F2 Control3 screens

Verdict

The call

The clearest difference is rating: KLANG at 4.2 against F2 Control's 2.5. KLANG also leads on update cadence (every 3 weeks vs every 19 months) and review sentiment (40% vs 19%). F2 Control's advantage is iOS requirement (10.3 vs 15.0). On price, ratings volume, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

KLANG holds the better App Store score, 4.2 against 2.5. Both are backed by a comparable volume of ratings — 16 and 13 respectively. Written reviews point the same way: 40% of KLANG's written reviews are positive against 19% of F2 Control's.

UpkeepUpdate frequency

KLANG ships an update every 3 weeks, F2 Control every 19 months. The most recent releases landed on October 4, 2026 and October 14, 2026 respectively.

Scorecard4 real differences · 6 level
KLANG versus F2 Control: the parameters behind the verdict, then further details
ParameterKLANGF2 Control
PriceFreeFree
Rating4.2 (16 ratings) — better2.5 (13 ratings)
Positive reviews40.0% of reviews — better19.2% of reviews
Number of ratings16 — better13
Update frequencyEvery 3 weeks — betterEvery 19 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.010.3 — better
Further details — not scored
Size60 MB5 MB
Age rating4+4+
DeveloperKLANG:technologies GmbHZOOM Corporation

Customer experience

KLANG

All ratings16 ratings
Positive81.3%
Neutral0.0%
Negative18.8%
Written reviews5 reviews
Positive40.0%
Neutral0.0%
Negative60.0%

F2 Control

All ratings13 ratings
Positive30.8%
Neutral7.7%
Negative61.5%
Written reviews26 reviews
Positive19.2%
Neutral19.2%
Negative61.5%

In-app purchases

None

KLANG

No in-app purchases

None

F2 Control

No in-app purchases

Questions

Is KLANG free?
KLANG is free to download, with no in-app purchases.
Is F2 Control free?
F2 Control is free to download, with no in-app purchases.
Which has better reviews, KLANG or F2 Control?
KLANG is rated higher. KLANG averages 4.2 out of 5 from 16 ratings, while F2 Control averages 2.5 from 13 ratings.
Do KLANG or F2 Control have ads?
Neither KLANG nor F2 Control shows ads.
Which is updated more often, KLANG or F2 Control?
KLANG ships an update every 3 weeks, and F2 Control every 19 months. Most recently, KLANG was updated on October 4, 2026 and F2 Control on October 14, 2026.

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