Best Api Testing Apps

247+ iOS apps curated and reviewed

3.9 avg rating

17 free apps

Updated July 2026

Whether you're new to api testing or looking for an upgrade, our curated collection of 247+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Api Testing Apps (July 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Tester - Code, API, Terminal	Free	4.7★ (565)	No	Yes	Sep 2026
2	Rest API Testing Course	$2.99	5.0★ (1)	No	No	May 2026
3	API-Client Testing	Free	4.0★ (1)	No	No	May 2026
4	API Zen	Free was $7.99	—	No	Yes	May 2026
5	PIPE: API Testing Tool	$2.99	—	No	No	Jun 2026
6	HTTPBot: API & HTTP Client	Free	4.5★ (1.3K)	No	Yes	Sep 2026
7	Apiary – API Client	Free	—	No	No	May 2026
8	API Tester ‎	Free	—	No	No	Sep 2026

Top Picks for Api Testing

#1

Tester - Code, API, Terminal by FJEDI

Developer AI Agent, Any Task

Editor's Choice

🛠️ Developer Tools

4.7😊(565 ratings)

FreeIn-App Purchases

Tester - Code, API, Terminal screenshot 1

Tester - Code, API, Terminal screenshot 2

Tester - Code, API, Terminal screenshot 3

Tester - Code, API, Terminal screenshot 4

Tester - Code, API, Terminal screenshot 5

Tester - Code, API, Terminal screenshot 6

Test various APIs directly from your mobile device. Supports REST, GraphQL, WebSockets, and more, with advanced editors and request customization. Share requests easily and manage cookies and history.

What We Love

👍 User-friendly and modern UI
🚀 Comprehensive and intuitive
🔓 No in-app purchases
🛠️ All-in-one dev tool

Room to Improve

🐛 Crashes and data loss after updates
🔍 Lack of cloud backup/sync
🔧 Difficult to manage requests/collections

#2

Rest API Testing Course by Buydeepdiscount.com LLC

Strong Contender

📚 Education

5.0(1 ratings)

$2.99

Rest API Testing Course screenshot 1

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Learn the fundamentals of API testing with practical techniques and real-world case studies. This course covers planning, designing, and performing API tests using popular tools, along with handling authentication and automation strategies.

#3

API-Client Testing by Hoang Son Dinh

REST API

Worth Considering

🔧 Utilities

4.0(1 ratings)

Free

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Send and analyze HTTP/HTTPS requests directly from your mobile device. Save requests to collections for easy reuse and view detailed response information, including headers and round trip time. Customize connection timeout settings for efficient testing.

More Api Testing apps to explore

Find the zen in API testing

$7.99 | 100% OFF

🛠️ Developer Tools

PIPE: API Testing Tool

PIPE: API Testing Tool

PIPE: API Testing Tool

HTTP/S, WebSocket, MQTT

🛠️ Developer Tools

HTTPBot: API & HTTP Client

HTTPBot: API & HTTP Client

HTTPBot: API & HTTP Client

API, MCP & WebSocket Debugger

This app allows users to send HTTP/HTTPS requests and connect to WebSockets, making it easy to debug APIs on the go. It supports various response formats, collaboration features, and authentication methods, streamlining API development and testing.

Send HTTP/HTTPS and WebSocket requestsInspect JSON, HTML, and XML responsesImport/export Postman collections

🛠️ Developer Tools

free with in-app purchases

Apiary – API Client

Apiary – API Client

Apiary – API Client

Local API request testing

🛠️ Developer Tools

This tool simplifies API testing for developers and enthusiasts. Organize requests, customize headers and parameters, and send various body types. Supports flexible authentication and allows sharing of test collections.

Organize requests into collectionsCustomizable headers and parametersSupport for raw body types (JSON, XML, text)

PostX - Rest API Client

PostX - Rest API Client

PostX - Rest API Client

HTTP API Client

This app allows developers to build and test REST, HTTP, and SOAP APIs directly on their iPhone or iPad. It supports various request methods, authentication types, and body formats, with features for organizing requests and inspecting responses.

HTTP/HTTPS methods (GET, POST, PUT, DELETE, PATCH)Custom query parametersBasic, Bearer/JWT, OAuth authentication

🛠️ Developer Tools

API Tester REST API HTTP SOAP

API Tester REST API HTTP SOAP

API Tester REST API HTTP SOAP

Test your API Client HTTP.

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.

REST API Testing (CRUD, HTTP methods)GraphQL query and mutation testingReal-time WebSocket interaction

🛠️ Developer Tools

API Dash - API Client, Testing

API Dash - API Client, Testing

API Dash - API Client, Testing

API Client to easily test APIs

Easily create, customize, and test various HTTP API requests. Organize your requests into collections and preview multimedia responses like images and PDFs. Generate code snippets for integration into your projects.

Create and customize HTTP requests (GET, POST, etc.)Organize requests in collections and foldersPreview multimedia API responses (images, PDFs)

🛠️ Developer Tools

API Tester Pocket App

API Tester Pocket App

API Tester Pocket App

Webhook & REST Client

🛠️ Developer Tools

RestForge - API Client

RestForge - API Client

RestForge - API Client

GraphQL & REST API Client

This app allows developers to build, test, debug, and automate APIs directly from their mobile devices. It supports various HTTP methods, body types, and offers cloud sync, scripting, and SOAP support. Premium features include code export and an analytics dashboard.

Send and test all HTTP methodsSupport for multiple body typesImport from popular API tools

🛠️ Developer Tools

free with in-app purchases

API Client - REST HTTP Tester

API Client - REST HTTP Tester

API Client - REST HTTP Tester

REST API Tester & HTTP Client

🛠️ Developer Tools

SendMan: API & HTTP Client

SendMan: API & HTTP Client

SendMan: API & HTTP Client

Build, Test & Monitor APIs

This tool allows developers to build, test, and monitor APIs from any location. Organize requests, save collections, and debug efficiently by comparing responses and inspecting payloads.

Build and test APIsMonitor API performanceOrganize requests and collections

🛠️ Developer Tools

An HTTP client that works

This tool allows developers to explore and test HTTP APIs efficiently. It prioritizes speed and accuracy for a seamless development experience.

HTTP API explorationAPI testing capabilitiesFocus on speed

🛠️ Developer Tools

REST API Client

Test and manage REST APIs directly from your phone. Import, edit, and export Postman collections, send Firebase notifications, and format JSON requests on the go. Save API requests and responses for easy access and sharing.

Create HTTP/HTTPS requestsImport/export Postman collectionsSend Firebase notifications

🛠️ Developer Tools

free with in-app purchases

Httper, mobile postman app

Httper, mobile postman app

Httper, mobile postman app

HTTP REST API app like postman

This app allows developers to test REST APIs directly from their iOS devices. It supports sending HTTP requests with custom headers, parameters, and bodies, and displays responses in various formats. It also includes helpful internet tools like ping and WHOIS.

HTTP request submission with headers, parameters, and bodyMultiple response display styles (pretty, raw, preview, detail)Project organization for requests

Telegraph - API Client

Telegraph - API Client

Telegraph - API Client

API Testing & Validation

$4.99 | 100% OFF

📊 Productivity

API 1169 Practice Test

API 1169 Practice Test

API 1169 Practice Test

API 1169 Study Tool

FAQ about Api Testing

What are the best api testing apps for iPhone?

Tester - Code, API, Terminal tops our api testing apps ranking as of July 2026, with a 4.7-star average from 565 App Store ratings, and it's free to download.

Are there free api testing apps for iPhone?

Yes — 17 of the top api testing apps we rank are free to download, including Tester - Code, API, Terminal and API-Client Testing.

Does Tester - Code, API, Terminal have ads or in-app purchases?

Tester - Code, API, Terminal has no ads and offers in-app purchases, according to its App Store listing as of July 2026.

How many api testing apps are on the App Store?

We track 247+ api testing apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.

What types of APIs can I test with this app?

This app supports testing a wide range of API types, including REST, GraphQL, WebSocket, SOAP, JSON RPC, XML, HTTP, and HTTPS. You can perform various HTTP requests like GET, POST, PUT, and more.

How can I import API requests into the app?

You can import requests easily by providing a curl command, a link, or a file. The app supports importing collections in formats like Swagger, OpenAPI, and Postman.

Related searches

pipe: api testing tool rest api testing course