Comparison

Decibel vs Memory App

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

Head to head
About

Decibel

This app provides precise noise measurement with a real-time decibel gauge and a frequency analyzer for detailed acoustic analysis. It tracks minimum, average, and maximum levels, offering historical graphs for sound fluctuations. Ideal for professionals and enthusiasts needing accurate sound monitoring.

Highlights
  • Real-time decibel gauge
  • Frequency analyzer (Hz)
  • Min/Avg/Max decibel values
  • Historical decibel graph
  • Acoustic analysis tool
  • Environmental noise monitoring
Features
Read full description

The Decibel Meter app is designed for professionals and enthusiasts alike, with features that allow for precise noise measurement across a variety of environments. Equipped with a Frequency Analyzer, this app goes beyond simple decibel readings by offering the ability to measure the intensity of specific frequencies in hertz (Hz), making it an essential tool for tasks like acoustic analysis or environmental noise monitoring. Key Features of the Decibel Meter app include: • Decibel Gauge: A real-time visual representation of noise levels, perfect for quick assessments. • Noise Reference: Instantly displays current noise intensity for immediate feedback. • Min/Avg/Max Values: Shows the minimum, average, and maximum decibel levels during a session, providing comprehensive data. • Frequency Analyzer: Enables the selection of specific frequencies (Hz) for precise dB measurements, ideal for focused sound source analysis. • Graphical Representation: A historical graph tracks decibel levels over time, offering a detailed view of sound fluctuations. Whether you're monitoring a workplace for occupational noise compliance, or conducting an acoustic tuning of musical instruments, this app provides the precision and flexibility needed for all your sound measurement needs. The Frequency Analyzer further enhances this by giving you control over the specific frequencies you wish to analyze, helping you pinpoint noise issues in any environment. By incorporating decibel meter, frequency analysis, and sound level monitoring, this app ensures that users receive the most accurate and tailored sound measurements possible. Auto-Renewable Subscription Terms: - The payment will be charged to your Apple ID Account at confirmation of purchase. - The subscription renews automatically unless the auto-renew is turned off at least 24 hours before the end of the current billing period. - Your account will be charged for renewal within 24 hours before the end of your selected subscription. - Your subscriptions can be managed, and auto-renewal can be turned off by going to your App Store Account Settings. Terms: https://sunshine-dev.com/?page_id=98

About

Memory App

Features
Read full description

Keep track of your favorite films and organize your movie experiences with our intuitive film note-taking app. Capture and store your thoughts, ratings, and personalized reviews for every movie you watch. Never forget a film again, as our app allows you to create a curated collection of your cinematic adventures, making it easy to revisit and share your recommendations with friends

Screenshots

Decibel4 screens
Memory App4 screens

Verdict

The call

The clearest difference is in-app purchases: Memory App at none against Decibel's 5. Memory App also leads on update cadence (every 3 days vs every 2 weeks). On price, ads, device support and iOS requirement 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 sells 5 in-app purchases, starting at $9.99 per year. Memory App asks for nothing beyond the download.

UpkeepUpdate frequency

Decibel ships an update every 2 weeks, Memory App every 3 days. The most recent releases landed on October 1, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 8 level
Decibel versus Memory App: the parameters behind the verdict, then further details
ParameterDecibelMemory App
PriceFreeFree
Rating5.0 (5 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 2 weeksEvery 3 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size18 MB10 MB
Age rating4+4+
DeveloperSunshine Software LabsAli Burak Barac

In-app purchases

5 purchases

Decibel

Subscriptions5
  • Get Premium Annual Offer$9.991 Year
  • 3 Days Free Trial Weekly VIP3 Days trial$9.997 Days
  • Get Premium Monthly$19.991 Month
Show 2 more
  • 7 Day Free Yearly VIP7 Days trial$29.991 Year
  • Get Premium Annual$49.991 Year
None

Memory App

No in-app purchases

Questions

Is Decibel free?
Decibel is free to download, with in-app purchases available.
Is Memory App free?
Memory App is free to download, with no in-app purchases.
Do Decibel or Memory App have ads?
Neither Decibel nor Memory App shows ads.
Which is updated more often, Decibel or Memory App?
Decibel ships an update every 2 weeks, and Memory App every 3 days. Most recently, Decibel was updated on October 1, 2026 and Memory App on October 15, 2026.

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