# Shutter vs Noise Level Meter ™

The clearest difference is price: Noise Level Meter ™ at Free against Shutter's $0.99. Noise Level Meter ™ also leads on review sentiment (94% vs 50%) and ratings volume (66 vs 5). Shutter's advantage is in-app purchases (none vs 6) and ads (none vs shown). On rating and device support there is nothing between them.

Noise Level Meter ™ is free to download; Shutter costs $0.99 up front. Noise Level Meter ™ sells 6 in-app purchases, starting at $1.49 per month. Shutter asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Shutter against 4.7 for Noise Level Meter ™. That said, the two scores are not equally well evidenced: Noise Level Meter ™ has 66 ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 50% of Shutter's written reviews are positive against 94% of Noise Level Meter ™'s.

Shutter ships an update daily, Noise Level Meter ™ every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Shutter | Noise Level Meter ™ |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/shutter-speed-angle/id1553718420/reviews)** | [4.7 (66 ratings)](https://appshunter.io/ios/app/noise-level-meter/id6467242976/reviews) |
| Number of ratings | 5 | **66** |
| Positive reviews | 50.0% of reviews | **93.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 2 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 0 MB | 14 MB |
| Requires iOS | **13.1** | 16 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anna Koynova](https://appshunter.io/developer/1441894484) | [Andy Sutanto](https://appshunter.io/developer/1659282966) |

## What reviewers say

### Shutter

[App page](https://appshunter.io/ios/app/shutter-speed-angle/id1553718420)

This utility app converts shutter speed to shutter angle and vice versa. It helps match exposure lengths between different cameras and frame rates, ensuring consistent visual results.

**Highlights:** Shutter speed to shutter angle conversion, Shutter angle to shutter speed conversion, Match exposure between cameras, Supports different frame rates, Simple and intuitive interface

**In-app purchases:** none


### Noise Level Meter ™

[App page](https://appshunter.io/ios/app/noise-level-meter/id6467242976)

Measure the sound loudness of your environment or appliances with real-time readings. This tool provides insights into minimum, average, and maximum noise levels, with calibration for accuracy. It's designed for quick assessments in various settings, offering a dark mode for comfortable viewing.

**Highlights:** Real-time noise level measurement, Calibration for accurate readings, Min, avg, and max noise insights, Dark mode support, Versatile for home, work, and outdoors

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Noise Level Meter | $1.49 | per month |
| Noise Level Meter | $1.99 | per 7 days |
| Sound Level Meter Pro | $6.99 | per 6 months |
| Noise Level Meter Pro - 1Y2 | $9.99 | per year |
| dB Meter Pro | $19.99 | per year |
| Decibel Meter Pro | $19.99 | one-time |


## Frequently asked questions

### Is Shutter free?

Shutter costs $0.99, with no in-app purchases.

### Is Noise Level Meter ™ free?

Noise Level Meter ™ is free to download, with in-app purchases available.

### Which has better reviews, Shutter or Noise Level Meter ™?

Shutter is rated higher. Shutter averages 4.8 out of 5 from 5 ratings, while Noise Level Meter ™ averages 4.7 from 66 ratings.

### Do Shutter or Noise Level Meter ™ have ads?

Noise Level Meter ™ shows ads; Shutter does not.

### Which is updated more often, Shutter or Noise Level Meter ™?

Shutter ships an update daily, and Noise Level Meter ™ every 2 months. Most recently, Shutter was updated on November 3, 2026 and Noise Level Meter ™ on November 3, 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.*