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Head-to-head · Lockdown Browser Software

Prometric Secure Proprietary Browser vs ExamOnline

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score Prometric Secure Proprietary Browser #2 in Lockdown Browser Software 8.6/10 Pricing on request ✓ 2 of 4 features Visit Prometric
ExamOnline #3 in Lockdown Browser Software 8.3/10 Pricing on request ✓ 3 of 4 features Visit ExamOnline

Prometric Secure Proprietary Browser leads on 0 checks, ExamOnline on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scorePrometric Secure Proprietary Browser · 8.6/10
  • Most featuresExamOnline · 3 of 4

Prometric Secure Proprietary Browser scores higher on our rubric for lockdown browser software: 8.6 against 8.3 out of 10; our editors rank them #2 and #3.

Prometric Secure Proprietary Browser is the better fit for enterprise testing with integrated proctoring. ExamOnline is the better fit for organizations wanting lockdown plus proctoring.

  • Prometric Secure Proprietary Browser fits best

    Enterprise testing with integrated proctoring

  • ExamOnline fits best

    Organizations wanting lockdown plus proctoring

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Side by side

Feature Prometric Secure Proprietary Browser 8.6/10 Visit ↗ ExamOnline 8.3/10 Visit ↗
At a glance
Editor score 8.6 8.3
Ranking #2 in Lockdown Browser Software #3 in Lockdown Browser Software
Best for Enterprise testing with integrated proctoring Organizations wanting lockdown plus proctoring
Pricing model Paid Paid
Starting price Pricing on request Pricing on request
Free plan Not checked yet Not checked yet
Free trial — —
Deployment Desktop Cloud, Desktop, Mobile, Browser extension, Self-hosted
Platforms Windows, macOS Web, Windows, macOS, iOS, Android
Support Live chat Email, Phone, Docs · 24/7
Compliance ISO 27001, GDPR, PCI DSS ISO 27001, GDPR
Built for Mid-market, Enterprise Mid-market, Enterprise
Features Prometric Secure Proprietary Browser 2/4 · ExamOnline 3/4
Blocks app switching ✓ ✓
Blocks copy and printing ✓ ✓
Blocks screen capture Not checked yet ✓ (best)
Offline assessment mode Not checked yet Not checked yet
Specs
Supported platforms Windows, macOS Windows, macOS, Android, iOS
LMS integration Not checked yet Lti
Our review
Pros
  • Blocks copying, printing, app switching, and prohibited browser actions
  • Supports automated AI and live remote proctoring
  • Adds authentication, environmental checks, analytics, and real-time support
  • Combines AI, live, and hybrid remote proctoring
  • Blocks app switching, copying, printing, and screen capture
  • Supports LTI, API, SSO, desktop, and mobile platforms
Cons
  • Pricing requires contacting sales
  • Supports Windows and macOS only
  • Designed for Prometric remote-testing programs rather than self-service use
  • Pricing requires a customized sales conversation
  • The broad feature set may exceed basic exam needs
  • It is proprietary rather than open source
Our verdict

Prometric Secure Proprietary Browser is a locked-down desktop application for organizations delivering remotely proctored assessments. It runs with Prometric’s ProProctor remote assessment platform and restricts non-essential browser…

Read the review →

ExamOnline is a cloud-based assessment platform for educational institutions, certification bodies, enterprises, and government organizations. It covers exam creation, configuration, scheduling, delivery, automated grading, candidate…

Read the review →
  1. Prometric Secure Proprietary BrowserLockdown Browser Software 8.6Pricing on request
  2. ExamOnlineLockdown Browser Software 8.3Pricing on request

Strengths and trade-offs

  • Prometric Secure Proprietary Browser — where it wins

    • Blocks copying, printing, app switching, and prohibited browser actions
    • Supports automated AI and live remote proctoring
    • Adds authentication, environmental checks, analytics, and real-time support

    Where it doesn't

    • Pricing requires contacting sales
    • Supports Windows and macOS only
    • Designed for Prometric remote-testing programs rather than self-service use

  • ExamOnline — where it wins

    • Combines AI, live, and hybrid remote proctoring
    • Blocks app switching, copying, printing, and screen capture
    • Supports LTI, API, SSO, desktop, and mobile platforms

    Where it doesn't

    • Pricing requires a customized sales conversation
    • The broad feature set may exceed basic exam needs
    • It is proprietary rather than open source
  • Prometric Secure Proprietary Browser8.6/10 · Pricing on request

    A controlled exam desktop with authentication, proctoring, analytics, and support.

    Visit PrometricFull verdict →
  • ExamOnline8.3/10 · Pricing on request

    A broad assessment suite for organizations needing lockdown controls and proctoring.

    Visit ExamOnlineFull verdict →

More comparisons

All lockdown browser software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update