Decibel Meter vs Decibel Meter Master
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Decibel Meter
Transform your phone into a professional-grade decibel meter for real-time noise detection. Features advanced algorithms, noise visualization, and recording capabilities for comprehensive sound analysis.
- Military-grade algorithm
- Professional GB weighted detection
- Noise recording
- Noise classification system
- AI ambient noise visualization
- Noise dosimeter
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The decibel meter 3 is shocking! This time, your mobile phone is a professional decibel testing instrument that can provide you with noise detection anytime, anywhere. Decibel Meter 3 Features: - Brand new military-grade algorithm - Brand new UI page design - Brand new noise rendering animation - Brand new professional-level GB weighted detection engine - Brand new noise recording capability - New professional-grade noise classification system - Brand new AI real-time ambient noise source visualization engine - Brand new noise dosimeter we continue to pay attention to your health More features will be launched in subsequent versions, so stay tuned! *Note: Although we provide high-precision algorithms, due to the limitations of hardware specifications of mobile devices such as mobile phones, it cannot completely replace professional equipment. The data is for reference only. Get subscription content: 1. Pure and ad-free 2. The decibel test is more sensitive and accurate 3. Free access to all toolkits *Our standard subscription options are: Provide continuous subscription after VIP free trial, VIP continuous weekly subscription, VIP continuous monthly subscription, and VIP continuous subscription annual subscription options. During the subscription period, you can permanently say goodbye to the interruption of advertisements; the decibel test is more sensitive and accurate; all toolkits are used for free; the priority experience of more functions is obtained. * Subscription fees will be charged to your iTunes account at confirmation of purchase and at the beginning of each renewal cycle. Subscriptions that include a free trial period will automatically renew to a paid subscription. You can cancel your subscription or free trial in iTunes settings at least 24 hours before the end of the free trial period. Cancellation of subscription will take effect after the last day of the current subscription period. Once the cancellation of subscription takes effect, your subscription service rights will become invalid. Privacy Policy: ttps://pages.flycricket.io/fen-bei-ce-shi-yi/privacy.html User Agreement: https://pages.flycricket.io/fen-bei-ce-shi-yi/terms.html
Decibel Meter Master
This tool transforms your iPhone into a professional sound level meter. It accurately measures ambient noise levels, providing real-time decibel readings directly on your device.
- Measures sound level
- Acts as a decibel meter
- Uses iPhone as a meter
- Measures noise level
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Decibel Meter Master makes your iPhone as a sound level meter,it can measure noise level.
Screenshots
Verdict
The clearest difference is in-app purchases: Decibel Meter Master at none against Decibel Meter's 9. Decibel Meter Master also leads on ads (none vs shown) and rating (4.6 vs 4.3). Decibel Meter's advantage is update cadence (every 2 weeks vs every 6 months). On price, review sentiment 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
Both are free to download. Decibel Meter sells 8 in-app purchases, starting at $1.99 per 7 days. Decibel Meter Master asks for nothing beyond the download.
Decibel Meter Master holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 907 and 3.2K respectively. Written reviews complicate that: 57% of Decibel Meter's written reviews are positive against 52% of Decibel Meter Master's, so the app with the better star average is not the one people write more warmly about.
Decibel Meter ships an update every 2 weeks, Decibel Meter Master every 6 months. Both last shipped on November 6, 2026.
| Parameter | Decibel Meter | Decibel Meter Master |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (907 ratings) | 4.6 (3.2K ratings) — better |
| Positive reviews | 56.8% of reviews — better | 51.9% of reviews |
| Number of ratings | 907 | 3.2K — better |
| Update frequency | Every 2 weeks — better | Every 6 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13 | 9.0 — better |
| Further details — not scored | ||
| Size | 107 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | 文波 曾 | 燕辉 冯 |
Customer experience
Decibel Meter
Decibel Meter Master
User reviews
Decibel Meter
From 907 App Store ratingsWhat we love
- 👍 Accurate decibel measurements
- 🚀 Easy to use
- 💡 Useful for various applications (e.g. restaurants, heating systems)
- 🚀 Free version works great
Room to improve
- 🐛 Inaccurate readings at higher decibel levels
- 🔒 Requires location access for no apparent reason
- 🔒 Excessive ads and subscription model
- 🐛 Compatibility issues (e.g. no iPad support, Chinese EULA)
Decibel Meter Master
From 3.2K App Store ratingsWhat we love
- 🚀 Simple and easy to use
- 👍 Useful for measuring sound levels
- 🆓 Free app
Room to improve
- 🐛 Inaccurate readings
- 🔍 Questionable security with clipboard access
- 🔧 Doesn't work consistently
Bugs and requests
Decibel Meter
Reported bugs
4 issues- Decibel readings capped at 90 dB
- Displaying incorrect address information
- Crashing or freezing on launch
- Showing 70 dB in a completely silent room
Requested features
3 requests- Landscape mode for iPad
- Ability to detect sounds above 90 dB
- Option to disable ads or switch to a paid version
Decibel Meter Master
Reported bugs
2 issues- Spelling mistakes in the app
- Inconsistent behavior across devices
Requested features
3 requests- Add calibration option
- Ability to save and review measurements
- Frequency profile display
In-app purchases
Decibel Meter
- Free trail then subscribe3 Days trial$1.997 Days
- 分贝测试仪专业版2 variants$2.993 Months
- 分贝仪专业版3 Days trial$2.997 Days
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- 分贝测试仪专业版$4.496 Months
- Pro Monthly Subscription3 Days trial$5.491 Month
- 分贝测试仪专业版$25.991 Year
- Remove advertisement$0.99
- 终身尊享权益$29.99
Decibel Meter Master
No in-app purchases
Questions
Is Decibel Meter free?
Is Decibel Meter Master free?
Which has better reviews, Decibel Meter or Decibel Meter Master?
Do Decibel Meter or Decibel Meter Master have ads?
Which is updated more often, Decibel Meter or Decibel Meter Master?
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