REST API Client vs Simple WebSocket Client
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
REST API Client
This tool allows users to send and analyze API requests with detailed response information. Customize requests with parameters, authorization, headers, and various body types. Organize and manage your saved requests efficiently.
- Send and analyze API requests
- Detailed response headers and results
- Customize query parameters, authorization, headers, and body
- Four flexible body types
- Search and filter requests
- Organize requests by date
- Create, save, update, and delete requests
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Send and analyze requests with detailed response headers and results. Add query parameters, authorization tokens, headers, or body content to tailor every request. Choose from four flexible body types: none, form-data, form-urlencoded, or raw. Search and filter requests by name, URL, HTTP method, or modified date, and organize them by month or year. Create, save, update, or delete requests seamlessly within the REST API Client. Fully optimized for iPadOS, with support for Smart/Magic Keyboard and time-saving keyboard shortcuts.
Simple WebSocket Client
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.
- WebSocket client functionality
- Add custom HTTP headers
- Save successful connections
- Review connection history
- Developer tool
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This app is a WebSocket Client. The app can add HTTP headers as needed when connecting. Successful connections are saved for later review.
Screenshots
Verdict
The clearest difference is rating: REST API Client at 4.3 against Simple WebSocket Client's 3.0. REST API Client also leads on update cadence (every 3 weeks vs every 2 months) and ratings volume (6 vs 2). Simple WebSocket Client's advantage is in-app purchases (none vs 1) and iOS requirement (18.0 vs 26.0). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. REST API Client sells 1 one-off in-app purchase. Simple WebSocket Client asks for nothing beyond the download.
REST API Client holds the better App Store score, 4.3 against 3.0. Both are backed by a comparable volume of ratings — 6 and 2 respectively.
REST API Client ships an update every 3 weeks, Simple WebSocket Client every 2 months. Both last shipped on November 3, 2026.
| Parameter | REST API Client | Simple WebSocket Client |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (6 ratings) — better | 3.0 (2 ratings) |
| Number of ratings | 6 — better | 2 |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.0 | 18.0 — better |
| Further details — not scored | ||
| Size | 22 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Tevon Wallace | Yuya Asamura |
Customer experience
REST API Client
Simple WebSocket Client
In-app purchases
REST API Client
- Remove Ads$1.99
Simple WebSocket Client
No in-app purchases
Questions
Is REST API Client free?
Is Simple WebSocket Client free?
Which has better reviews, REST API Client or Simple WebSocket Client?
Do REST API Client or Simple WebSocket Client have ads?
Which is updated more often, REST API Client or Simple WebSocket Client?
Other comparisons
