About Us

Transparency, Security, and Expertise.

RS

Hello, I'm Rahul Sharma

Founder & Senior Tech Analyst

I am a software security researcher and Android enthusiast with over 5+ years of dedicated professional experience in reverse-engineering APKs and testing mobile applications for vulnerabilities.

Our Platform's Purpose

The Android ecosystem is unfortunately flooded with compromised, malware-injected software. I founded Castle-HQ.in with a singular, authoritative mission: to provide a strictly verified, cryptographically secure repository for the Castle App.

Before any file reaches our edge servers, my team and I run it through an exhaustive sandbox testing environment. We cross-reference MD5 checksums and utilize 65+ commercial antivirus engines via VirusTotal to ensure absolutely zero malicious code, aggressive tracking telemetry, or botnet behaviors exist within the payload.

Our Commitment to Quality

We are not affiliated with the original developers of the Castle application. We are an independent, community-driven review and testing portal. Our commitment is to the end-user: delivering brutally honest performance reviews, comprehensive installation tutorials, and untampered application files.