# Sound Level Analyzer PRO vs Box Volume Calculator

The clearest difference is price: Box Volume Calculator at $1.99 against Sound Level Analyzer PRO's $9.99. Box Volume Calculator also leads on device support (3 vs 1) and iOS requirement (13.0 vs 26.2). Sound Level Analyzer PRO's advantage is update cadence (every 6 months vs every 13 months). On ads and in-app purchases there is nothing between them.

Sound Level Analyzer PRO costs $9.99 and Box Volume Calculator $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sound Level Analyzer PRO ships an update every 6 months, Box Volume Calculator every 13 months. The most recent releases landed on October 29, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Sound Level Analyzer PRO | Box Volume Calculator |
| --- | --- | --- |
| Price | $9.99 | **$1.99** |
| Rating | — | **[4.0 (3 ratings)](https://appshunter.io/ios/app/box-volume-calculator/id6446172252/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 13 months |
| Monetization | — | Paid |
| Size | 1 MB | 21 MB |
| Requires iOS | 26.2 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TOON,LLC](https://appshunter.io/developer/633948723) | [Kantaben Gorasiya](https://appshunter.io/developer/1640260396) |

## What reviewers say

### Sound Level Analyzer PRO

[App page](https://appshunter.io/ios/app/sound-level-analyzer-pro/id1321243615)

**In-app purchases:** none


### Box Volume Calculator

[App page](https://appshunter.io/ios/app/box-volume-calculator/id6446172252)

Easily calculate the volume of rectangular boxes with this user-friendly tool. Input length, width, and height to get precise cubic measurements in your preferred units. Ideal for construction, shipping, and packaging needs.

**Highlights:** Calculate rectangular box volume, Input length, width, and height, Display volume in cubic units, Switch between imperial and metric units, Simple and user-friendly interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Sound Level Analyzer PRO free?

Sound Level Analyzer PRO costs $9.99, with no in-app purchases.

### Is Box Volume Calculator free?

Box Volume Calculator costs $1.99, with no in-app purchases.

### Do Sound Level Analyzer PRO or Box Volume Calculator have ads?

Neither Sound Level Analyzer PRO nor Box Volume Calculator shows ads.

### Which is updated more often, Sound Level Analyzer PRO or Box Volume Calculator?

Sound Level Analyzer PRO ships an update every 6 months, and Box Volume Calculator every 13 months. Most recently, Sound Level Analyzer PRO was updated on October 29, 2026 and Box Volume Calculator on October 21, 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.*