API Tester Pro

Test HTTP API Endpoints

API Tester Pro helps you test your REST API endpoints with an intuitive request composer. Enable iCloud syncing or keep workspaces on device with seamless switching.

API Tester Pro brings the convenience of HTTP API endpoint testing on the go. With its intuitive request composer and detailed response information, it helps developers test endpoints with ease.

Main features

Simple and intuitive request composer and viewer
Supports headers, request parameters, request body with JSON, XML, raw input, forms with file, image attachments, multipart and binary data
Organize endpoints into workspaces and projects
Enable iCloud syncing when creating a new workspace. If syncing is disabled workspace will be created on device only.
Seamless switching between local and iCloud workspaces
Option to add custom HTTP methods per project
Detailed response information which includes headers, cookies, metrics and connection information
View raw response with syntax highlighting
Preview HTML response output as web page
View all response history
SSL validation per request
Environment group with variables per workspace with option to select different environment per request
Supports dark mode
Import/Export workspace data

The app is written in Swift and UIKit. Supports iOS 13 and above.

Version History

2.2

Code editor with syntax highlighting for editing JSON, XML POST request body fields
Fixed a bug where requests in local workspaces are not sending all the request attributes

2.1

Fixed an issue where workspace, project listing is not showing full name and description when the texts are very large
Display workspace name in home screen toolbar to truncate to one line when the text is large

2.0

Enable iCloud syncing when creating a new workspace. If syncing is disabled workspace will be created on device only.
Seamless switching between local and iCloud workspaces
Response details screen UI enhancements
Added option to copy response details table values on long press