# WS WebSocket Tester vs API Bot

The clearest difference is in-app purchases: WS WebSocket Tester at none against API Bot's 1. WS WebSocket Tester also leads on iOS requirement (13.0 vs 15.5). API Bot's advantage is update cadence (every 4 weeks vs every 6 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. API Bot sells 1 one-off in-app purchase. WS WebSocket Tester asks for nothing beyond the download.

WS WebSocket Tester ships an update every 6 months, API Bot every 4 weeks. The most recent releases landed on October 4, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | WS WebSocket Tester | API Bot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (17 ratings)](https://appshunter.io/ios/app/api-bot/id1667144207/reviews)** |
| Number of ratings | — | **17** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 4 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 40 MB | 145 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Roman Alifanov](https://appshunter.io/developer/1023141633) | [Rabin Apps LLC](https://appshunter.io/developer/1889252999) |

## What reviewers say

### WS WebSocket Tester

[App page](https://appshunter.io/ios/app/ws-websocket-tester/id1532419319)

This tool allows developers to quickly test WebSocket servers. It is designed for speed and remembers previously accessed servers, enabling easy message exchange and response verification.

**Highlights:** Fast WebSocket server testing, Remembers last accessed servers, Exchange messages with servers, Check server responses

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

**In-app purchases:** none


### API Bot

[App page](https://appshunter.io/ios/app/api-bot/id1667144207)

This tool empowers mobile developers to build and test APIs directly on their devices. It leverages on-device machine learning to analyze API results and identify patterns, while also allowing for the creation and management of various request types and data formats.

**Highlights:** On-device machine learning for API result analysis, Build GET, POST, PUT, DELETE requests, Manage headers and data, Create and edit JSON/XML files, Organize requests into groups, Share requests with teams

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is WS WebSocket Tester free?

WS WebSocket Tester is free to download, with no in-app purchases.

### Is API Bot free?

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

### Do WS WebSocket Tester or API Bot have ads?

Both WS WebSocket Tester and API Bot show ads.

### Which is updated more often, WS WebSocket Tester or API Bot?

WS WebSocket Tester ships an update every 6 months, and API Bot every 4 weeks. Most recently, WS WebSocket Tester was updated on October 4, 2026 and API Bot on September 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*