Desktop Script for API Integration

I need a small desktop-side program—language is flexible, though Python or C# would be ideal—that focuses on one job: connect reliably to a specific website’s public API, pull down data on demand, and display or store it locally... (Budget: min ₹5000000 INR, Jobs: API Development, C Programming, C# Programming, C++ Programming, Certified Ethical Hacking, Data Processing, Desktop Application, Java, JSON, Python)