Comparison

Akustikkollen vs Kentaur

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

Head to head
About

Akustikkollen

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Akustikkollen lets you measure reverberation time (RT60) in any room using your mobile phone. The app analyses how long sound bounces around and gives you concrete recommendations for acoustic treatment. Measurement methods: – Clap measurement: clap your hands and the app analyses the room automatically – ESS measurement (exponential sweep sine): professional measurement with external speaker and microphone – Interrupted noise measurement (ISO 3382): for detailed T20/T30 values per octave band AR room measurement: Measure room dimensions using augmented reality directly in the app – no tape measure needed. Acoustic analysis: Get a clear report with reverberation values per frequency band (125–4000 Hz) and comparison against guidelines for your room type. Request a treatment proposal: Submit your measurement results and room dimensions to receive a cost estimate for acoustic products from Absoflex and ACQwool. The app is free to use. Measurement and analysis require no login.

About

Kentaur

Features
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Kentaur är en AI-driven app som förenklar vardagen och minskar administrationen i både skola och förskola. Allt samlas på ett ställe – schema, aktiviteter och viktig information – så att alla alltid har rätt överblick och slipper leta. Med smarta funktioner blir planering, kommunikation och uppföljning smidigare, vilket sparar tid och skapar en mer strukturerad och lugn vardag.

Screenshots

Kentaur4 screens

Verdict

The call

The clearest difference is update cadence: Kentaur at weekly against Akustikkollen's every 2 weeks. On price, 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

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

Akustikkollen ships an update every 2 weeks, Kentaur weekly. The most recent releases landed on September 21, 2026 and October 17, 2026 respectively.

Scorecard1 real difference · 5 level
Akustikkollen versus Kentaur: the parameters behind the verdict, then further details
ParameterAkustikkollenKentaur
PriceFreeFree
Update frequencyEvery 2 weeksWeekly — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad — betteriPhone
Requires iOS16.616.4 — better
Further details — not scored
Size27 MB64 MB
Age rating12+4+
DeveloperB&L Lund ABTellusgruppen AB

In-app purchases

None

Akustikkollen

No in-app purchases

None

Kentaur

No in-app purchases

Questions

Is Akustikkollen free?
Akustikkollen is free to download, with no in-app purchases.
Is Kentaur free?
Kentaur is free to download, with no in-app purchases.
Do Akustikkollen or Kentaur have ads?
Neither Akustikkollen nor Kentaur shows ads.
Which is updated more often, Akustikkollen or Kentaur?
Akustikkollen ships an update every 2 weeks, and Kentaur weekly. Most recently, Akustikkollen was updated on September 21, 2026 and Kentaur on October 17, 2026.

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