This page's audience our own tag's counts — open to see them

Period

–Visits

–Page views

–Clicks to vendors

–Time on page

–Reading now

Clicks to vendors, by tool

Top countries

Devices

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · Lockdown Browser Software

Prometric Secure Proprietary Browser vs Questionmark

Updated Oct 2026
Both researched from official sources
2 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

Questionmark #4 in Lockdown Browser Software 8.2/10 Pricing on request ✓ 0 of 4 features Visit Questionmark

Prometric Secure Proprietary Browser leads on 0 checks, Questionmark on 0, and 2 are even. Who comes out ahead on the 2 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 featuresPrometric Secure Proprietary Browser · 2 of 4

Prometric Secure Proprietary Browser scores higher on our rubric for lockdown browser software: 8.6 against 8.2 out of 10; our editors rank them #2 and #4.

Prometric Secure Proprietary Browser is the better fit for enterprise testing with integrated proctoring. Questionmark is the better fit for credentialing programs needing secure assessment.

Prometric Secure Proprietary Browser fits best
Enterprise testing with integrated proctoring
Questionmark fits best
Credentialing programs needing secure assessment

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Show only differences

Feature	Prometric Secure Proprietary Browser 8.6/10 Visit ↗	Questionmark 8.2/10 Visit ↗
At a glance
Editor score	8.6	8.2
Ranking	#2 in Lockdown Browser Software	#4 in Lockdown Browser Software
Best for	Enterprise testing with integrated proctoring	Credentialing programs needing secure assessment
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, Browser extension
Platforms	Windows, macOS	Web
Support	Live chat	Email, Phone
Compliance	ISO 27001, GDPR, PCI DSS	ISO 27001, GDPR, HIPAA, PCI DSS, SSO/SAML
Built for	Mid-market, Enterprise	Mid-market, Enterprise
Features Prometric Secure Proprietary Browser 2/4 · Questionmark 0/4
Blocks app switching	✓ (best)	Not checked yet
Blocks copy and printing	✓ (best)	Not checked yet
Blocks screen capture	Not checked yet	Not checked yet
Offline assessment mode	Not checked yet	Not checked yet
Specs
Supported platforms	Windows, macOS	Not checked yet
LMS integration	Not checked yet	Not checked yet
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	Secure browser lockdown with identity verification and proctoring modes 40+ question types with automated, AI, and human scoring Deep reporting, psychometric analytics, and digital credentials
Cons	Pricing requires contacting sales Supports Windows and macOS only Designed for Prometric remote-testing programs rather than self-service use	Pricing requires contacting sales for a custom enterprise quote No public free plan or published entry price May be more than needed for basic, low-stakes quizzes
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 →	Questionmark is an enterprise assessment platform for certification, compliance, workforce learning, hiring, and academic programs. It combines assessment authoring, reusable item banks, secure browser lockdown, identity verification,… Read the review →

P Prometric Secure Proprietary BrowserLockdown Browser Software 8.6Pricing on request
QuestionmarkLockdown Browser Software 8.2Pricing on request

Compare the top tools in

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
Questionmark — where it wins
- Secure browser lockdown with identity verification and proctoring modes
- 40+ question types with automated, AI, and human scoring
- Deep reporting, psychometric analytics, and digital credentials
Where it doesn't
- Pricing requires contacting sales for a custom enterprise quote
- No public free plan or published entry price
- May be more than needed for basic, low-stakes quizzes

Prometric Secure Proprietary Browser8.6/10 · Pricing on request
A controlled exam desktop with authentication, proctoring, analytics, and support.
Visit Prometric Full verdict →
Questionmark8.2/10 · Pricing on request
A broad assessment suite for organizations running secure, credentialed programs.
Visit Questionmark Full verdict →

More comparisons

All lockdown browser software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated 7 Oct 2026 · How we research and update