Decibels vs Decibel Meter A+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Decibels
Measure and analyze ambient noise levels with a stylish interface. Capture photos with sound level data, and share or print your findings. Enhance analysis with advanced features like frequency weighting and chart recording through an in-app purchase.
- Analog dB(A) display
- Photo with sound level
- Share/print/store photos
- Select frequency weightings (A, C, Z)
- Record decibels on strip charts
- Annotate strip charts
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Want to know what noise level is around you? in the restaurant? in the train? in the office? This app will show you with precision & style. Features: - Smooth analog display of dB(A) - Take photo with sound level display - Share, print, and store sound level photos Extra Features (with purchase): - Select frequency weightings A, C, and Z - Record decibels on beautiful strip charts - Annotate the strip charts - Share, print, and store the strip charts This app uses the internal microphone to estimate the sound pressure level in decibels (dB SPL). Examples: - quiet bedroom at night: 30 dB - average home: 50 dB - vacuum cleaner, 1m away: 70 dB - jet aircraft, 50 m away: 140 dB
Decibel Meter A+
This app measures and analyzes environmental noise in real time, providing accurate dB levels and statistical data. It features a simple interface for detecting subtle noises, with recording and sharing capabilities to manage noise data effectively and promote a safer environment.
- Real-time dB level monitoring
- Environmental noise analysis
- Noise measurement recording
- Data sharing capabilities
- Intuitive user interface
- Statistical data generation
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Measure, record, and track noise over time. Decibel Meter A+ lets you measure surrounding noise in real time while recording the actual sound. Monitor noise levels, save recordings, and review your noise data by date. Keep a record of noise. Whether you want to monitor recurring noise at home, check apartment noise, or keep track of your surroundings, Decibel Meter A+ helps you document when and how loud the noise occurs. Review your noise history. Check recorded noise data by date and review changes in noise levels over time. Easily find and manage recordings from previous measurements. Save only the important moments. When a long recording contains a specific noise event, you can save the relevant section separately. Keep the parts you need without having to manage the entire recording. Designed for long-term monitoring. Use Decibel Meter A+ for extended noise monitoring at home, in apartments, offices, workplaces, or other environments where keeping track of surrounding noise is important. Measure. Record. Save. Track. Decibel Meter A+ gives you a simple way to monitor environmental noise and keep a record of the sounds around you.
Screenshots
Verdict
The clearest difference is ads: Decibels at none against Decibel Meter A+'s shown. Decibels also leads on update cadence (weekly vs every 6 weeks) and iOS requirement (11.0 vs 15.0). Decibel Meter A+'s advantage is review sentiment (89% vs 67%). On price, in-app purchases, monetization model 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. Decibels sells 2 one-off in-app purchases and Decibel Meter A+ sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Decibels ships an update weekly, Decibel Meter A+ every 6 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | Decibels | Decibel Meter A+ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (265 ratings) — better | — |
| Positive reviews | 66.9% of reviews | 89.5% of reviews — better |
| Number of ratings | 265 — better | — |
| Update frequency | Weekly — better | Every 6 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 18 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | David Bannach | BO YOUNG PARK |
Customer experience
Decibels
Decibel Meter A+
Bugs and requests
Decibels
Reported bugs
3 issues- Crashes when trying to save images
- Compatibility issues with newer iOS versions
- Needle getting stuck at certain levels
Requested features
5 requests- Digital readout in addition to analog meter
- Ability to save/export measurement history
- Support for different weighting scales (A, C, Z)
- Landscape mode support
- Customizable appearance options
Decibel Meter A+
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Decibels
- Professional Controls$1.99
- Beautiful Strip Chart Recorder$2.99
Decibel Meter A+
- Remove Ads$0.99
- Coffee for App Developers$1.99
- Coffee + Cake for App Devs$3.99









