The Fastest Way to Test APIs
Without the Bloat
Apier is a lightweight, browser-based API testing tool built for speed, privacy, and simplicity. No installs. No tracking. Just pure performance.
Direct Requests
Requests are sent directly from your browser to the API endpoint with no middle layer.
Privacy First
No logging, no tracking, and no storage of sensitive data at any point.
Ultra Lightweight
Built with minimal overhead to ensure smooth performance on any device.
Local Data Only
Any temporary data stays in your browser, not on remote servers.
No Installation
Works instantly in your browser without downloads or setup.
Focused Experience
No unnecessary features — only what developers actually need.
Zero Latency Layers
No backend routing means faster response times and real-time feedback.
No Authentication Overhead
No accounts or sessions reduce complexity and loading time.
Instant Startup
Loads instantly with no heavy dependencies or background services.
Built for Speed. Designed for Developers.
Apier removes everything unnecessary and focuses only on what matters — sending requests, receiving responses, and staying fast.