Comparison

Decibel Check vs PhonePass Diagnostic

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

Head to head
About

Decibel Check

Transform your smartphone into a precise sound level meter. Measure minimum, average, and maximum decibel levels with real-time visualizations and recording capabilities for detailed analysis. Gain insights into your auditory environment.

Highlights
  • Real-time Min, Avg, Max sound level measurement
  • Sound recording for analysis
  • Intuitive data visualizations
  • Clear and user-friendly interface
  • Precise sound measurements
Features
Read full description

Decibel Check: Your Ultimate Sound Level Meter Transform your smartphone into a professional-grade sound level meter with Decibel Check! Whether you're at a concert, monitoring workplace noise, or simply curious about your environment's sound levels, Decibel Check provides precise measurements and insightful data right at your fingertips. Key Features: - Min, Avg, Max Sound Levels: Accurately measure and display the minimum, average, and maximum sound levels in real-time, ensuring you have a comprehensive understanding of the noise around you. - Recording Capability: Capture sound levels over time with our easy-to-use recording feature. Perfect for detailed analysis or long-term monitoring. - Cool Visualizations: Enjoy our sleek and intuitive visualizations that make interpreting sound data engaging and straightforward. Watch as the sound waves dance on your screen! - Clear Data Presentation: Our clean and user-friendly interface presents data in an organized manner, making it easy to read and understand your sound environment at a glance. Why Choose Decibel Check? - Precision: Built with advanced algorithms, Decibel Check ensures you get accurate sound measurements every time. - Usability: Designed for both professionals and casual users, our app is intuitive and easy to navigate. - Insightful Analysis: With features like recording and comprehensive data presentation, you'll gain deeper insights into the sound levels around you. Discover the power of sound measurement with Decibel Check and take control of your auditory environment today! Download now and start measuring! Upgrade your experience with optional in-app purchases, providing exclusive features, content, and unlimited access. - Unlimited sound scanning - Sound history - Remove ads Privacy Policy: https://ny-development.jimdosite.com/ Terms & Conditions: https://ny-development.jimdosite.com/terms-and-conditions/

About

PhonePass Diagnostic

This app guides technicians through structured hardware diagnostic inspections for phones. It offers a comprehensive suite of automated tests for display, camera, audio, sensors, connectivity, and more, allowing for immediate pass/fail recording and export of results.

Highlights
  • Full-screen and touchscreen checks
  • Camera and flash testing
  • Automated speaker and microphone tests
  • Sensor and connectivity diagnostics
  • Physical button and vibration checks
  • eSIM activation and charging tests
  • Exportable diagnostic results
Features
Read full description

PhonePass guides technicians through a structured diagnostic inspection of the Phone. The app provides full-screen display and touchscreen checks, individual camera and flash checks, automated speaker and microphone playback, earpiece, proximity, motion, location, Wi-Fi, Bluetooth, NFC, TrueDepth, physical-button, vibration, eSIM activation, and charging checks. Tests begin immediately and advance as evidence is captured. Operators can record clear pass or fail results and rerun any individual test when needed. Diagnostic results remain on the device and can be exported through the Files app or read locally over USB by authorized PhonePass station software. PhonePass does not bypass Activation Lock, passcodes, or Apple device security.

Screenshots

Decibel Check3 screens
PhonePass Diagnostic3 screens

Verdict

The call

The clearest difference is rating: PhonePass Diagnostic at 5.0 against Decibel Check's 1.5. PhonePass Diagnostic also leads on in-app purchases (none vs 2) and update cadence (weekly vs every 3 weeks). Decibel Check's advantage is iOS requirement (13.0 vs 15.0). On price, ratings volume, ads 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. Decibel Check sells 2 in-app purchases, starting at $1.99 per month. PhonePass Diagnostic asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PhonePass Diagnostic holds the better App Store score, 5.0 against 1.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

Decibel Check ships an update every 3 weeks, PhonePass Diagnostic weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard5 real differences · 4 level
Decibel Check versus PhonePass Diagnostic: the parameters behind the verdict, then further details
ParameterDecibel CheckPhonePass Diagnostic
PriceFreeFree
Rating1.5 (2 ratings)5.0 (1 ratings) — better
Number of ratings2 — better1
Update frequencyEvery 3 weeksWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size35 MB7 MB
Age rating4+4+
DeveloperEvo Tec Labs @ Pepperbit OnlineShady Said

Customer experience

Decibel Check

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

PhonePass Diagnostic

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Decibel Check

Subscriptions2
  • Premium MONTHLY3 Days trial$1.991 Month
  • Premium YEARLY$9.991 Year
None

PhonePass Diagnostic

No in-app purchases

Questions

Is Decibel Check free?
Decibel Check is free to download, with in-app purchases available.
Is PhonePass Diagnostic free?
PhonePass Diagnostic is free to download, with no in-app purchases.
Which has better reviews, Decibel Check or PhonePass Diagnostic?
PhonePass Diagnostic is rated higher. Decibel Check averages 1.5 out of 5 from 2 ratings, while PhonePass Diagnostic averages 5.0 from 1 ratings.
Do Decibel Check or PhonePass Diagnostic have ads?
Neither Decibel Check nor PhonePass Diagnostic shows ads.
Which is updated more often, Decibel Check or PhonePass Diagnostic?
Decibel Check ships an update every 3 weeks, and PhonePass Diagnostic weekly. Most recently, Decibel Check was updated on October 30, 2026 and PhonePass Diagnostic on October 31, 2026.

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