# systemsoundtest vs Format JSON for Safari

The clearest difference is chart position: systemsoundtest at #145 against Format JSON for Safari's unranked. systemsoundtest also leads on price ($0.49 vs $1.99). Format JSON for Safari's advantage is device support (4 vs 2). On review sentiment, ads, in-app purchases and monetization model there is nothing between them.

systemsoundtest costs $0.49 and Format JSON for Safari $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | systemsoundtest | Format JSON for Safari |
| --- | --- | --- |
| Price | **$0.49** | $1.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/systemsoundtest/id6737198486/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 7 months |
| Monetization | Paid | Paid |
| Best chart rank | **#145** | — |
| Size | 1 MB | 14 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [SHUNJI KUSAKA](https://appshunter.io/developer/1738810004) | [Pierre Stanislas](https://appshunter.io/developer/1261009329) |

## What reviewers say

### systemsoundtest

[App page](https://appshunter.io/ios/app/systemsoundtest/id6737198486)

**Currently charting:** #145 Top Paid · Developer Tools (US App Store)

Explore over 100 official iOS system sounds with a clean, modern interface. Tap buttons to instantly play notification tones and alerts, with dynamic visual feedback.

**Highlights:** Over 100 official iOS system sounds, Instant sound playback, Clean, user-friendly interface, Dynamic button color changes, Explore notification tones and alerts

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

**In-app purchases:** none


### Format JSON for Safari

[App page](https://appshunter.io/ios/app/format-json-for-safari/id6745445528)

This Safari Extension automatically formats raw JSON content in your browser, making it easier to read and debug. It offers features like pretty printing, collapsible nodes, and validation to enhance developer productivity when working with structured data.

**Highlights:** Automatic JSON detection and formatting, Pretty printing and beautification, Collapsible nodes for navigation, Line numbers for precision, Light and dark themes, JSON syntax validation, Key/value search, Path and value copying

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is systemsoundtest free?

systemsoundtest costs $0.49, with no in-app purchases.

### Is Format JSON for Safari free?

Format JSON for Safari costs $1.99, with no in-app purchases.

### Do systemsoundtest or Format JSON for Safari have ads?

Neither systemsoundtest nor Format JSON for Safari shows ads.

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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.*