# JSONDoc vs API Testing Tool

JSONDoc and API Testing Tool both sit at 5.0 stars, but that hides the real split: 100% of API Testing Tool's written reviews are positive against 0% of JSONDoc's. API Testing Tool also leads on in-app purchases (none vs 3). JSONDoc's advantage is price (Free vs $1.99) and device support (3 vs 1). On rating, ratings volume, update cadence and ads there is nothing between them.

JSONDoc is free to download; API Testing Tool costs $1.99 up front. JSONDoc sells 3 in-app purchases, starting at $3.99 per month. API Testing Tool asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for JSONDoc against 5.0 for API Testing Tool. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 0% of JSONDoc's written reviews are positive against 100% of API Testing Tool's.

JSONDoc ships an update every 3 weeks, API Testing Tool every 2 weeks. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | JSONDoc | API Testing Tool |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/jsondoc/id6462685403/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/api-testing-tool/id6739941752/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 18 MB | 3 MB |
| Requires iOS | 18.6 | **18.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Rahul Katariya](https://appshunter.io/developer/1680332229) | [ANDREI EDUARD ISTRATE](https://appshunter.io/developer/1787555844) |

## What reviewers say

### JSONDoc

[App page](https://appshunter.io/ios/app/jsondoc/id6462685403)

This app transforms complex JSON models into visual diagrams for easier understanding and communication. It ensures all your data remains on your device for complete privacy and security.

**Highlights:** Transforms JSON models into visual diagrams, Enhances readability of complex data, Keeps all JSON documents on your computer, Easy-to-use interface, Secure data handling

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Yearly | $19.99 | per year |
| Lifetime | $29.99 | one-time |


### API Testing Tool

[App page](https://appshunter.io/ios/app/api-testing-tool/id6739941752)

This tool allows developers and QA engineers to test and debug APIs directly from their mobile devices. It supports various HTTP request methods, provides detailed response previews, and offers organized storage for saved requests.

**Highlights:** Customizable HTTP requests (GET, POST, PUT), Detailed response preview, Organized storage for API requests, SQLite and iCloud integration, Debug APIs on device

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JSONDoc free?

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

### Is API Testing Tool free?

API Testing Tool costs $1.99, with no in-app purchases.

### Which has better reviews, JSONDoc or API Testing Tool?

JSONDoc and API Testing Tool are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do JSONDoc or API Testing Tool have ads?

Neither JSONDoc nor API Testing Tool shows ads.

### Which is updated more often, JSONDoc or API Testing Tool?

JSONDoc ships an update every 3 weeks, and API Testing Tool every 2 weeks. Most recently, JSONDoc was updated on October 16, 2026 and API Testing Tool on October 7, 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.*