| Invisibility Mechanism | Hardware-level OS display capture exclusion (0 capture footprint) | DOM injection / standard browser windows (often captured or flagged) |
| Proctored OA Compatibility | 100% undetectable on HackerRank, CodeSignal, Mercer Mettl, & Karat | Easily caught by window focus loss or screen recording |
| Screen-Share Safety | Verified invisible on Zoom, Microsoft Teams, Google Meet, OBS, & WebRTC | Accidental leaks during full-screen share |
| Problem Recognition Speed | Instant auto-deduplicating high-DPI screen OCR (<500ms) | Manual copy-paste or slow screenshot uploads |
| Solution Quality | Optimal time/space complexity, production-clean code, step-by-step reasoning | Generic chatbot boilerplate with syntax errors |
| Live Voice Teleprompter | Sub-300ms audio stream with bulletproof behavioral & system design answers | Not supported or robotic meeting bots that alert interviewers |
| Focus Theft Prevention | Zero window activation — cursor stays in your code editor uninterrupted | Steals focus, triggering 'tab switched' alerts in test portals |
| Trial & Pricing | 3-Day Free Trial (10 queries/day) • Flexible 24h pass or monthly access | Expensive upfront subscriptions with no free trial |