Comparison

Decibel Meter vs ABBY

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

Head to head
About

Decibel Meter

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Precise sound level measurement in real time for reliable dB readings. This app delivers accurate dB analysis using advanced audio processing. Ideal for music, environmental noise, studio monitoring, construction sites, events, or everyday use. The app measures sound levels with high accuracy and displays clear, easy-to-read data in real time. Professional measurements powered by modern technology The app uses the latest iOS audio architecture in measurement mode to capture sound levels as accurately as possible without system filtering. The display updates continuously with stable and smooth measurement values. Main features - Real-time sound level measurement in dB - Supports the following measurement types: dB(A), dB(C), and dB SPL - Accurate readings thanks to measurement mode without signal alteration - Recording of measurement data, audio, photos, and video - Photo and video recording with measurement overlay - Simultaneous video recording with unprocessed audio signal - Minimalistic and intuitive interface - Clear peak and average value display - Reference table for quick interpretation - Stable history for long-term monitoring - Optimized for iPhone - Suitable for everyday use, work, and hobby applications Whether in a music studio, at a concert, in the office, in a workshop, or at home, this app helps analyze sound sources, assess volume levels, and document sound measurements. Perfect for audio engineers, musicians, content creators, teachers, craftsmen, event organizers, and anyone who requires accurate sound level readings. Advantages at a glance - High measurement accuracy - Clear and distraction-free display - Energy efficient and stable - Fast and reliable results Important: A reading of 0 dB is technically not achievable. See the reference table in the app for more details. -------------------- Offers in-app purchases and auto-renewable subscriptions to unlock PRO features and premium sound content. Subscription Terms: https://www.clidoapps.com/app/iap/ios/decibelmeterpro Privacy Policy: https://www.clidoapps.com/app/privacy/ios/decibelmeterpro Terms and Conditions / Terms of use: https://www.clidoapps.com/app/tac/ios/decibelmeterpro

About

ABBY

Features
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Screenshots

Decibel Meter3 screens
ABBY4 screens

Verdict

The call

The clearest difference is in-app purchases: ABBY at none against Decibel Meter's 4. ABBY also leads on ads (none vs shown) and device support (3 vs 1). On price and update cadence 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. Decibel Meter sells 4 in-app purchases, starting at $4.99 per month. ABBY asks for nothing beyond the download.

UpkeepUpdate frequency

Decibel Meter ships an update every 4 weeks, ABBY every 3 weeks. The most recent releases landed on October 28, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 2 level
Decibel Meter versus ABBY: the parameters behind the verdict, then further details
ParameterDecibel MeterABBY
PriceFreeFree
Update frequencyEvery 4 weeksEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.014.0 — better
Further details — not scored
Size14 MB88 MB
Age rating4+4+
DeveloperNico SchroederEmmanuel Reyes Telles

In-app purchases

4 purchases

Decibel Meter

Subscriptions3
  • One Month Premium$4.991 Month
  • One Week Premium3 Days trial$5.997 Days
  • One Year Premium3 Days trial$19.991 Year
One-time1
  • Lifetime Premium$29.99
None

ABBY

No in-app purchases

Questions

Is Decibel Meter free?
Decibel Meter is free to download, with in-app purchases available.
Is ABBY free?
ABBY is free to download, with no in-app purchases.
Do Decibel Meter or ABBY have ads?
Decibel Meter shows ads; ABBY does not.
Which is updated more often, Decibel Meter or ABBY?
Decibel Meter ships an update every 4 weeks, and ABBY every 3 weeks. Most recently, Decibel Meter was updated on October 28, 2026 and ABBY on October 30, 2026.

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