Comparison

AcousticApp vs SLVE

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

Head to head
About

AcousticApp

Measure and analyze sound and room acoustics with professional tools. Calculate reverberation time, simulate acoustic changes, and test your hearing. Optimize spaces with advanced features and personalized reports.

Highlights
  • Professional sound and noise measurement (RTA)
  • Reverberation time calculation and evaluation
  • Acoustic simulation before/after optimization
  • Hearing ability test across frequency ranges
  • Room acoustics calculation with user-defined absorbers
  • Personalized report generation
Features
Read full description

AkustikApp by objectiv is a precise sound measurement app for iOS, developed in Germany. It supports sound, noise and room acoustics measurement, evaluation and documentation. The app provides a professional measurement tool with RTA display for sound and noise measurement. Measurement values can be saved as screenshots and used for documentation. This makes AkustikApp suitable for capturing acoustic situations in offices, daycare centers, schools, meeting rooms, public spaces and private rooms. The app can also be used for orientation and documentation of environmental noise, such as traffic or aircraft noise. The integrated acoustic measurement uses the device microphone to display relative level values and acoustic characteristics. In addition, the app provides information about acoustic products and solutions, including acoustic pictures, ceiling absorbers, wall absorbers and other products for improving room acoustics.

About

SLVE

Features
Read full description

Slve durchsucht eine halbe Million Wörter und prüft welche zur Eingabe passen. Unbekannte Zeichen können durch Leerzeichen ersetzt werden. Die App richtet sich an Knobelfreunde, die gerne Kreuzworträtsel lösen und einzelne fehlende Wörter finden wollen. Slve ist nicht kommerziell, sammelt keinerlei Nutzungsdaten, kommuniziert nicht mit dem Internet oder anderen Geräten und zeigt keine Werbung an.

Screenshots

AcousticApp4 screens
SLVE2 screens

Verdict

The call

The clearest difference is update cadence: SLVE at daily against AcousticApp's every 4 months. 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

AcousticApp ships an update every 4 months, SLVE daily. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard1 real difference · 7 level
AcousticApp versus SLVE: the parameters behind the verdict, then further details
ParameterAcousticAppSLVE
PriceFreeFree
Positive reviews81.3% of reviews—
Update frequencyEvery 4 monthsDaily — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.012.0 — better
Further details — not scored
Size90 MB17 MB
Age rating4+4+
Developerobjectiv GmbH & Co. KGRobert Schulz

In-app purchases

None

AcousticApp

No in-app purchases

None

SLVE

No in-app purchases

Questions

Is AcousticApp free?
AcousticApp is free to download, with no in-app purchases.
Is SLVE free?
SLVE is free to download, with no in-app purchases.
Do AcousticApp or SLVE have ads?
Neither AcousticApp nor SLVE shows ads.
Which is updated more often, AcousticApp or SLVE?
AcousticApp ships an update every 4 months, and SLVE daily. Most recently, AcousticApp was updated on November 2, 2026 and SLVE on November 3, 2026.

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