Compare /
Insomnia vs Postman
Our Verdict
Based on ratings, features, pricing, and capabilities, Postman edges ahead in this comparison. Postman offers better value and broader platform support.
Feature
Insomnia
Postman
Rating
⭐ 4.7/5
⭐ 4.8/5
Free Plan
Starting Price
$5/mo
$14/mo
Monthly Visits
6.5M
45.0M
API Support
Open Source
AI Capabilities
Mobile App
Desktop App
Browser Extension
Integrations
4 apps
5 apps
Team Size
SMB
ENTERPRISE
Insomnia Pros & Cons
Pros
- Noticeably faster and lighter on computer memory than Postman
- Allows keeping API collections strictly local or synced via private Git repos
- Excellent visual GraphQL query editor with schema autocomplete
Cons
- Smaller pre-built public API template collection than Postman
- Advanced mock server hosting features are paid
Postman Pros & Cons
Pros
- The global standard for exploring and debugging API endpoints
- Postbot writes JavaScript test assertions automatically from response payloads
- Generates interactive public API documentation for external developers
Cons
- Desktop app has become feature-rich and heavier over recent versions
- Cloud collection workspace sync required for full team collaboration
Insomnia Key Features
- Fast Lightweight Native Desktop Interface
- 100% Local Storage Option (Zero Forced Cloud Sync)
- Native Support for GraphQL, gRPC, WebSocket & REST
- Git Sync to GitHub/GitLab Repositories
Postman Key Features
- Visual API Request Builder (REST, GraphQL, gRPC, WebSockets)
- Postbot AI Test Script & Documentation Generator
- Automated Collection Runners & CI/CD Newman Integration
- Interactive Public API Network & Mock Servers