Reviewed 2026-10-18
NoLock vs HARPA AI (2026)
Why Chrome automation extensions like HARPA AI are blocked by Proctorio, Honorlock, and LockDown Browser, and how NoLock works instead.
Side-by-side comparison
| Dimension | NoLock | HARPA AI |
|---|---|---|
| Architecture | Native OS-level desktop app outside Chrome | Chrome browser extension |
| Proctor detection | Invisible to Chrome extension scanners and DOM monitors | Detected and disabled by Proctorio/Honorlock; cannot install in LockDown Browser |
Competitor information changes. Verify the latest details directly at https://harpa.ai.
Frequently asked questions
Does HARPA AI work inside Respondus LockDown Browser?
Chrome browser extension. NoLock is engineered natively for macOS and Windows 11 with verified Respondus LockDown Browser support and a dedicated Canvas Autosolver.
What is the main difference between NoLock and HARPA AI?
Why Chrome automation extensions like HARPA AI are blocked by Proctorio, Honorlock, and LockDown Browser, and how NoLock works instead. NoLock operates as a native desktop overlay with a published per-proctor compatibility directory across Respondus LockDown Browser, Honorlock, Proctorio, Safe Exam Browser, Examplify, and Pearson OnVUE.
How should I compare NoLock with HARPA AI before an exam?
Verify your exact operating system (macOS 14+ or Windows 11), LMS (Canvas, Blackboard, Brightspace, or Moodle), and required proctor, then test your workflow on a practice quiz before exam day.