# Simple WebSocket Client vs API Tester REST API HTTP SOAP

The clearest difference is ads: API Tester REST API HTTP SOAP at none against Simple WebSocket Client's shown. API Tester REST API HTTP SOAP also leads on update cadence (daily vs every 3 months) and ratings volume (15 vs 1). Simple WebSocket Client's advantage is rating (5.0 vs 4.7). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Simple WebSocket Client holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: API Tester REST API HTTP SOAP has 15 ratings behind it against 1, so its average is the more settled of the two.

Simple WebSocket Client ships an update every 3 months, API Tester REST API HTTP SOAP daily. The most recent releases landed on September 22, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Simple WebSocket Client | API Tester REST API HTTP SOAP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simple-websocket-client/id6448638174/reviews)** | [4.7 (15 ratings)](https://appshunter.io/ios/app/api-tester-rest-api-http-soap/id6464551099/reviews) |
| Number of ratings | 1 | **15** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Daily** |
| Monetization | Ad-supported | **Free** |
| Size | 26 MB | 31 MB |
| Requires iOS | 18.0 | **11.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yuya Asamura](https://appshunter.io/developer/1184558977) | [NEURASYNC](https://appshunter.io/developer/1639101560) |

## What reviewers say

### Simple WebSocket Client

[App page](https://appshunter.io/ios/app/simple-websocket-client/id6448638174)

Connect to WebSocket servers with customizable HTTP headers. Save successful connections for easy access and review. This tool is designed for developers needing to test WebSocket endpoints.

**Highlights:** WebSocket client functionality, Add custom HTTP headers, Save successful connections, Review connection history, Developer tool

**In-app purchases:** none


### API Tester REST API HTTP SOAP

[App page](https://appshunter.io/ios/app/api-tester-rest-api-http-soap/id6464551099)

This application provides a unified environment for developers and QA engineers to test, debug, and analyze various API types including REST, GraphQL, WebSocket, SOAP, JSON RPC, and XML. It offers features like CRUD operations, authentication support, query validation, real-time interaction, and WSDL file loading for comprehensive API testing.

**Highlights:** REST API Testing (CRUD, HTTP methods), GraphQL query and mutation testing, Real-time WebSocket interaction, SOAP API testing with WSDL import, JSON RPC and XML API testing, Import/export test configurations, Integrated logs and reports

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple WebSocket Client free?

Simple WebSocket Client is free to download, with no in-app purchases.

### Is API Tester REST API HTTP SOAP free?

API Tester REST API HTTP SOAP is free to download, with no in-app purchases.

### Which has better reviews, Simple WebSocket Client or API Tester REST API HTTP SOAP?

Simple WebSocket Client is rated higher. Simple WebSocket Client averages 5.0 out of 5 from 1 ratings, while API Tester REST API HTTP SOAP averages 4.7 from 15 ratings.

### Do Simple WebSocket Client or API Tester REST API HTTP SOAP have ads?

Simple WebSocket Client shows ads; API Tester REST API HTTP SOAP does not.

### Which is updated more often, Simple WebSocket Client or API Tester REST API HTTP SOAP?

Simple WebSocket Client ships an update every 3 months, and API Tester REST API HTTP SOAP daily. Most recently, Simple WebSocket Client was updated on September 22, 2026 and API Tester REST API HTTP SOAP on September 13, 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.*