The 60FPS
API Client.

Native. Local-First. Instant.
Stop waiting for your tools to load.

~ 1s Startup ~ 30MB RAM 0% Electron
Windows macOS Linux
Impulse UI

Heavy tools break flow.

Modern API clients have become entire operating systems. They require accounts, cloud sync, and gigabytes of RAM just to send a GET request.

Impulse is different. It is a precision-engineered tool built purely for speed.

Memory Usage (Idle)

Impulse (30MB)
Postman / Insomnia (400MB+)

Startup Time

1s
4.5s

Built for the Local-First Era.

Git Native

No proprietary databases. Your collections are simple .http files. Commit them to Git alongside your code.

Keyboard Driven

Keep your hands on the keys. Use Ctrl+O to open, Ctrl+E for envs, and Ctrl+Enter to send.

Native Code

Compiles to pure machine code. No .NET Runtime required. No JIT lag. Just raw performance.

Syntax Highlighting

High-performance JSON renderer capable of scrolling 50MB log files at 60 frames per second.

Secure & Private

No cloud accounts. No tracking. Your API keys stay on your machine, encrypted via environment variables.

Perpetual License

Hate subscriptions? So do we. Buy it once, own the version forever. Includes 1 year of updates.

Simple, Fair Pricing.

Developer License

$49

Perpetual Fallback License

  • Keep version v1.x forever
  • 1 Year of Updates included
  • No recurring subscription
  • Use on all your devices
Buy Now
Download Free Trial (30 Days)

Built by Developers, Supported by Developers.

Found a bug? Have a feature request? You won't get a chatbot. You get direct support from the engineering team.

support@impulse-http.com