Ofradr is an invisible AI-powered screen overlay assistant designed for coding interviews and proctored exams. It's completely undetectable by screen sharing, recording, and proctoring software.

Yes, Ofradr Community Edition is completely free. Unlike Cluely ($20/month) or Interview Coder ($19/month), Ofradr offers full functionality at no cost.

Does Ofradr work with proctoring software?

Yes, Ofradr is invisible to all major proctoring software including ProctorU, Proctorio, HonorLock, ExamSoft, Safe Exam Browser (SEB), Mercer Mettl, and more.

Is Ofradr better than Cluely?

Yes, Ofradr offers better stealth technology (native C++ vs Electron), smaller size (800KB vs 50MB+), offline support, and it's free compared to Cluely's $20/month pricing.

Can Ofradr be detected during Zoom screen share?

No, Ofradr's native overlay technology is invisible to Zoom screen sharing, Microsoft Teams, Google Meet, and all video conferencing platforms.

Does Ofradr work with HackerRank and LeetCode?

Yes, Ofradr works perfectly with HackerRank, LeetCode, CodeSignal, CoderPad, Codility, and all other coding assessment platforms.

Can Ofradr bypass Safe Exam Browser (SEB)?

Yes, Ofradr's system-level overlay works alongside Safe Exam Browser without detection. It's the only AI assistant that truly bypasses SEB lockdown.

Does Ofradr work offline?

Yes, Ofradr supports local AI models like Llama and Mistral for completely offline operation. No internet connection required, and your data never leaves your machine.

Best AI Tools for Zoom Coding Interviews 2025 - Invisible Assistants

Most tech interviews happen over Zoom. Here's how to get AI assistance while screen sharing without anyone knowing.

The Zoom Challenge

When you share your screen on Zoom, everything is visible. Regular AI tools, browser tabs, and other applications are all exposed.

Ofradr's Invisible Technology

True system-level overlay invisible to Zoom
Doesn't appear in screen recordings
Works with shared windows or full screen mode
No process visible in task manager view

Using Ofradr with Zoom

Zoom is the default for remote technical interviews, usually with screen sharing. Ofradr helps you during the call without showing up in the share.

Specifically, Ofradr helps you on Zoom by letting you:

Read solution hints during a Zoom screen-share interview
Get explanations while the interviewer watches your screen
Stay unblocked on hard questions without obvious pauses
Toggle the overlay instantly with a hotkey

Why Ofradr is invisible on Zoom

Ofradr renders as a native system-level overlay rather than a window or browser tab, so it is not part of Zoom screen sharing. Whoever is watching sees a clean, focused screen while your assistance stays private.

The overlay toggles instantly with a hotkey and is only ~800KB, so it stays responsive even during a live, time-pressured Zoom session.

Getting the most out of Zoom sessions

Combine the tool with good habits so your performance looks natural:

Talk through your reasoning out loud as you work.
Type solutions yourself instead of pasting them wholesale.
Use hints to unblock, then refine the code in your own words.
Keep Ofradr in offline mode when you need everything on-device.

Frequently Asked Questions

Can Zoom detect Ofradr during screen share?

No. Ofradr is a native overlay that is not captured by Zoom screen sharing or recording, so the interviewer or proctor cannot see it.

Is Ofradr free to use with Zoom?

Yes. The Ofradr Community Edition is free, with no subscription required to use it during Zoom sessions.

Does Ofradr slow down Zoom?

No. At roughly 800KB with a native overlay, Ofradr has a negligible footprint and stays responsive even on long Zoom calls.

Download Ofradr

Best AI Tools for Zoom Coding Interviews