Choose Your Platform
Requestly is available on two platforms, each with unique strengths:Browser Extension
Best for: Quick API testing, web development, lightweight workflows
Desktop App
Best for: Advanced testing, file uploads, mobile app debugging
Feature Comparison
Use this table to compare capabilities and choose the right platform for your needs.Platform Availability
| Feature | Browser Extension | Desktop App |
|---|---|---|
| Supported Browsers | Chrome, Firefox, Edge, Brave, Arc, Vivaldi, Opera | N/A |
| Supported OS | Any OS with supported browser | Windows, macOS, Linux |
| Installation | Chrome Web Store / Firefox. | Download installer |
| Launch Speed | Instant (already in browser) | Fast (standalone app) |
API Testing Capabilities
| Feature | Browser Extension | Desktop App |
|---|---|---|
| REST API Support | ✅ Full support | ✅ Full support |
| GraphQL Support | ✅ Full support | ✅ Full support |
| HTTP Methods | ✅ All methods (GET, POST, PUT, PATCH, DELETE, etc.) | ✅ All methods |
| Custom Headers | ✅ Supported | ✅ Supported |
| Query Parameters | ✅ Supported | ✅ Supported |
| Request Body (JSON, Text) | ✅ Supported | ✅ Supported |
| Form Data (URL-encoded) | ✅ Supported | ✅ Supported |
| Multipart Form Data | ❌ Not supported | ✅ Supported |
| File Uploads | ❌ Not supported | ✅ Supported. |
| Access Localhost APIs | ✅ Supported | ✅ Supported |
Organization & Workflow
| Feature | Browser Extension | Desktop App |
|---|---|---|
| API Collections | ✅ Full support | ✅ Full support |
| Sub-collections / Folders | ✅ Supported | ✅ Supported |
| Environment Variables | ✅ Supported | ✅ Supported |
| Collection Variables | ✅ Supported | ✅ Supported |
| Global Variables | ✅ Supported | ✅ Supported |
| Request History | ✅ Supported | ✅ Supported |
| Collection Runner | ✅ Supported | ✅ Supported |
| Collection Runner Data Files | ❌ Not supported | ✅ Supported. |
| Pre-request Scripts | ✅ Supported | ✅ Supported |
| Post-response Scripts | ✅ Supported | ✅ Supported |
| Tests / Assertions | ✅ Supported | ✅ Supported |
Authentication & Security
| Feature | Browser Extension | Desktop App |
|---|---|---|
| API Key Auth | ✅ Supported | ✅ Supported |
| Bearer Token | ✅ Supported | ✅ Supported |
| Basic Auth | ✅ Supported | ✅ Supported |
Import & Export
| Feature | Browser Extension | Desktop App |
|---|---|---|
| Import from cURL | ✅ Supported | ✅ Supported |
| Import from Postman | ✅ Supported | ✅ Supported |
| Import OpenAPI/Swagger | ✅ Supported | ✅ Supported |
| Export Requestly Collections (JSON) | ✅ Supported | ✅ Supported |
| Export Environments | ✅ Supported | ✅ Supported |
Collaboration & Workspaces
| Feature | Browser Extension | Desktop App |
|---|---|---|
| Local Workspace | ❌ Not available | ✅ Supported |
| Team Workspaces | ✅ Supported | ✅ Supported |
Decision Guide
- Browser Extension
- Desktop App
Choose Browser Extension if you:
- ✅ Primarily test web APIs during frontend development
- ✅ Want zero-install, instant access in your browser
- ✅ Don’t need file upload testing
- ✅ Work mostly with JSON/text payloads
- ✅ Prefer a lightweight tool integrated with your browser
Get Browser Extension
Install from Chrome Web Store and start testing APIs instantly
Can I Use Both?
Absolutely! Many users use both platforms:- Browser Extension for quick web API testing during development
- Desktop App for advanced testing, mobile debugging, and session recording
Need Help Choosing?
Browser Extension Guide
Learn more about the browser extension
Desktop App Guide
Explore desktop app capabilities
Quick Start
Get started with API Client in 5 minutes
Team Workspaces
Sync your work across platforms

