How OfferLetter Works

🚀 Quick Start Guide

A step-by-step guide to mastering your technical interview with invisible AI assistance.

Step 1: Launch & Go

Runs as a discreet System Utility.

  • Download & Install

    Download the installer for your OS and run the setup wizard.

  • Login to Use

    Securely log in to access your personalized dashboard and features.

    • Step 2: Configure Experience

    Tailor the assistant to your needs.

    • Select Language

      Open the Settings panel to choose your target programming language (e.g., Python, Java) and the interview language.

    • Stealth Design

      The tool operates in "Ghost Mode" by default. It is invisible to screen sharing tools without any configuration.

    Step 3: Real-Time Assistance

    Control everything with simple shortcuts.

    • Ask AI (Verbal)

      Audio capture starts automatically.

      Ctrl + Enter(or Enable Auto Mode)

      Instantly get an answer based on conversation history.

    • Quick Solve (Single Shot)

      For standard coding questions or MCQs.

      Ctrl + H

      Captures, analyzes, and returns the solution immediately.

    • Deep Solve (Multi-Shot Queue)

      For complex problems that don't fit on one screen:

      Ctrl + Shift + HAdd to queue (up to 10)
      Ctrl + HAnalyze all queued images
    • Control Interface
      Ctrl + BToggle Overlay
      Ctrl + ArrowsMove Interface

    Step 4: Smart Features

    Advanced tools for professional results.

    • Global Context Manager

      Maintains context across your session for consistent answers.

    • Humanizer Engine

      All AI responses are formatted to sound natural and human-written, ensuring easy readability.

    • Stealth Design

      Always-on privacy mode invisible to screen sharing.

    Designed to stay hidden.

    Our proprietary GhostLayer™ rendering technology separates the AI overlay from the main frame buffer. If you record your screen, share your window, or use a second monitor—the Copilot remains invisible.

    Screen Sharing

    Invisible to Zoom, Teams, and Slack Huddles.

    Screenshots

    Does not appear in Screenshot captures.

    Task Manager

    Process hiding from Task Manager / Activity Monitor.

    Ready to sign that contract?

    Join over 12,000+ engineers who used OfferLetter to land roles at top-tier companies. Try it for free today.

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