# iKeleton OSC vs API Testing Tool

The clearest difference is price: API Testing Tool at Free against iKeleton OSC's $4.99. API Testing Tool also leads on update cadence (every 3 weeks vs every 24 months). iKeleton OSC's advantage is in-app purchases (none vs 1) and chart position (#196 vs unranked). On rating and ads there is nothing between them.

API Testing Tool is free to download; iKeleton OSC costs $4.99 up front. API Testing Tool sells 1 one-off in-app purchase. iKeleton OSC asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for iKeleton OSC against 5.0 for API Testing Tool. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

iKeleton OSC ships an update every 24 months, API Testing Tool every 3 weeks. The most recent releases landed on November 12, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | iKeleton OSC | API Testing Tool |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/ikeleton-osc/id6448196217/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/api-testing-tool/id6739941752/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Best chart rank | **#196** | — |
| Size | 4 MB | 5 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Gwangyu Lee](https://appshunter.io/developer/1683904838) | [ANDREI EDUARD ISTRATE](https://appshunter.io/developer/1787555844) |

## What reviewers say

### iKeleton OSC

[App page](https://appshunter.io/ios/app/ikeleton-osc/id6448196217)

**Currently charting:** #196 Top Paid · Developer Tools (US App Store)

This app captures body tracking data and transmits it to other devices via OSC. It's ideal for creating multimedia content by integrating motion data with various devices. Requires an A12 Bionic processor or newer for body tracking.

**Highlights:** Body tracking data capture, OSC protocol transmission, Multimedia content creation, Cross-device data sharing, Requires A12 Bionic processor or newer

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

**In-app purchases:** none


### API Testing Tool

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

A private HTTP client for making API requests on your iPhone. It allows you to write requests, send them, and view responses with detailed timings, headers, and checks. Supports various methods, authentication, and variable usage.

**Highlights:** Write and send HTTP requests, View detailed response timings and headers, Support for various request methods and authentication, Use variables and environments, Import Postman collections, Perform response checks and create request chains, Export requests in multiple languages

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $1.99 | one-time |


## Frequently asked questions

### Is iKeleton OSC free?

iKeleton OSC costs $4.99, with no in-app purchases.

### Is API Testing Tool free?

API Testing Tool is free to download, with in-app purchases available.

### Which has better reviews, iKeleton OSC or API Testing Tool?

iKeleton OSC and API Testing Tool are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do iKeleton OSC or API Testing Tool have ads?

Neither iKeleton OSC nor API Testing Tool shows ads.

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

iKeleton OSC ships an update every 24 months, and API Testing Tool every 3 weeks. Most recently, iKeleton OSC was updated on November 12, 2026 and API Testing Tool on November 4, 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.*