# Decibel Meter vs Coldlink

The clearest difference is in-app purchases: Coldlink at none against Decibel Meter's 2. Coldlink also leads on update cadence (every 3 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Decibel Meter sells 2 in-app purchases, starting at $4.99 per month. Coldlink asks for nothing beyond the download.

Decibel Meter ships an update every 3 weeks, Coldlink every 3 days. The most recent releases landed on October 21, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Decibel Meter | Coldlink |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (10 ratings)](https://appshunter.io/ios/app/decibel-meter-sound-analyzer/id6482288270/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 32 MB | 4 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bustgrow Ltd](https://appshunter.io/developer/1729557461) | [Henan Plustrace Electronic Technology Co.,Ltd](https://appshunter.io/developer/1870756229) |

## What reviewers say

### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-sound-analyzer/id6482288270)

Measure and understand ambient noise levels with this intuitive tool. It provides instant decibel readings, logs historical data with notes, and offers visual and auditory representations of sound. Ideal for ensuring safety, monitoring environments, or protecting hearing.

**Highlights:** Instant dB readings, Historical data logging, Add personal notes to recordings, Simple and intuitive interface, Real-time audio analysis, Visual and auditory sound representation

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $4.99 | per month |
| Premium Access | $39.99 | per year |


### Coldlink

[App page](https://appshunter.io/ios/app/coldlink/id6758077321)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Decibel Meter free?

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

### Is Coldlink free?

Coldlink is free to download, with no in-app purchases.

### Do Decibel Meter or Coldlink have ads?

Neither Decibel Meter nor Coldlink shows ads.

### Which is updated more often, Decibel Meter or Coldlink?

Decibel Meter ships an update every 3 weeks, and Coldlink every 3 days. Most recently, Decibel Meter was updated on October 21, 2026 and Coldlink on October 12, 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.*