# Sound Level Analyzer PRO vs Code Rain Clock

The clearest difference is price: Code Rain Clock at $0.99 against Sound Level Analyzer PRO's $9.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Sound Level Analyzer PRO costs $9.99 and Code Rain Clock $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Sound Level Analyzer PRO | Code Rain Clock |
| --- | --- | --- |
| Price | $9.99 | **$0.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | Every 6 months |
| Size | 1 MB | 1 MB |
| Requires iOS | 26.2 | 26.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [TOON,LLC](https://appshunter.io/developer/633948723) | [kohei yamane](https://appshunter.io/developer/1239055575) |

## What reviewers say

### Sound Level Analyzer PRO

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

**In-app purchases:** none


### Code Rain Clock

[App page](https://appshunter.io/ios/app/code-rain-clock/id6758747018)

**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 Code Rain Clock free?

Code Rain Clock costs $0.99, with no in-app purchases.

### Do Sound Level Analyzer PRO or Code Rain Clock have ads?

Neither Sound Level Analyzer PRO nor Code Rain Clock shows ads.

### Which is updated more often, Sound Level Analyzer PRO or Code Rain Clock?

Sound Level Analyzer PRO ships an update every 6 months, and Code Rain Clock every 6 months. Most recently, Sound Level Analyzer PRO was updated on October 7, 2026 and Code Rain Clock 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.*