# dB Decibel Meter vs LOOP

The clearest difference is price: LOOP at Free against dB Decibel Meter's $1.99. LOOP also leads on update cadence (daily vs monthly). dB Decibel Meter's advantage is in-app purchases (none vs 1) and ads (none vs shown).

LOOP is free to download; dB Decibel Meter costs $1.99 up front. LOOP sells 1 in-app purchase, starting at $1.99 per month. dB Decibel Meter asks for nothing beyond the download.

dB Decibel Meter ships an update monthly, LOOP daily. The most recent releases landed on September 24, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | dB Decibel Meter | LOOP |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.5 (241 ratings)](https://appshunter.io/ios/app/db-decibel-meter-sound-level-measurement-tool/id1048388627/reviews)** | — |
| Number of ratings | **241** | — |
| Positive reviews | 78.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Daily** |
| Monetization | Free | — |
| Size | 27 MB | 4 MB |
| Requires iOS | **7.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Marina Polyanskaya](https://appshunter.io/developer/1519482916) | [Junichi Koike](https://appshunter.io/developer/1856133774) |

## What reviewers say

### dB Decibel Meter

[App page](https://appshunter.io/ios/app/db-decibel-meter-sound-level-measurement-tool/id1048388627)

Measure sound levels with your phone. This tool offers accurate decibel readings for private use, featuring a user-friendly design and detailed charts for understanding sound impact. It's a convenient way to gauge audio volumes around you.

**Highlights:** Accurate decibel measurements, User-friendly design, Sound level charts, Private use focused, Supports iPhone 6s/Plus

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🔍 Helpful for monitoring sound levels
- ⚖️ Accurate measurements
- 💡 Useful for various applications (music, construction, etc.)

**What reviewers complain about**

- 🐛 Compatibility issues with iOS 16
- 🔧 Lacks instructions or calibration options
- 📊 No data logging or historical tracking
- 🔍 Inconsistent accuracy across devices

**Reported bugs**

- Readings are too high or inaccurate
- App crashes or freezes on certain devices
- Lowest reading is 27 dB, even in very quiet environments

**Requested features**

- Add support for iPad landscape mode
- Implement peak hold and relative difference modes
- Provide more guidance on settings and usage
- Allow for custom calibration and environment settings


### LOOP

[App page](https://appshunter.io/ios/app/loop-visual-timer/id6756559561)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Removing ads | $1.99 | per month |


## Frequently asked questions

### Is dB Decibel Meter free?

dB Decibel Meter costs $1.99, with no in-app purchases.

### Is LOOP free?

LOOP is free to download, with in-app purchases available.

### Do dB Decibel Meter or LOOP have ads?

LOOP shows ads; dB Decibel Meter does not.

### Which is updated more often, dB Decibel Meter or LOOP?

dB Decibel Meter ships an update monthly, and LOOP daily. Most recently, dB Decibel Meter was updated on September 24, 2026 and LOOP on September 19, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*