Aspen
Free API testing app for macOS with AI integration.
Score
60
User Rating
3.0
Free/Trial Support
Supported
Starting Price
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Last Updated
Aug 13, 2026
Overview
What is Aspen?
Aspen is a free-to-use API testing app for macOS that requires no login. It is specifically designed for testing REST APIs and uses AI to assist with integrations by generating data models, OpenAPI Specs, and integration code. Aspen prioritizes data security by performing all operations locally, ensuring no data is stored externally.
What is Aspen used for?
Top Features
- Free API testing for macOS
- No login required
- AI-powered assistance for integrations
- REST API focused
- Local data processing for enhanced security
- API Collections for collaboration
How to use Aspen?
Simply input the parameters you want to test within the Aspen app, and you'll receive results in less than a second. Use the AI Companion Alfred to speed up integrations and development. You can also organize, import, export, and share API requests using the Collections feature.
Alternative Tools
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Pros & Cons
No Data
Use Cases
- Testing REST APIs locally on macOS
- Generating data models and OpenAPI Specs
- Streamlining API integrations with AI assistance
- Collaborating on API testing with Collections feature
- Ensuring data security during API testing
Aspen Pricing
Free PlanSubscription Plan
No detailed pricing information available
User Reviews
3.0
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