Best OpenLock Alternatives in 2026
The top OpenLock alternatives are Respondus LockDown Browser, Prometric Secure Proprietary Browser and ExamOnline: 15 lockdown browser software our editors would look at instead of OpenLock, in our ranking order.
OpenLock: A free, open Linux option with broad lockdown controls, but not exam-ready yet. Where it falls short: limited to linux.
Switching from OpenLock? For most lockdown browser software buyers the best OpenLock alternative is Respondus LockDown Browser, built for mature institutions needing broad LMS support. ThinkExam has a free plan.
Why People Look for an OpenLock Alternative
- Limited to Linux
- SEB key derivation is not yet byte-exact
- Not exam-ready; live LMS validation is incomplete
Quick Picks by What You Need
- Best overallRespondus LockDown Browser8.9
Mature institutions needing broad LMS support
Visit Respondus LockDown Browser - Best free optionThinkExam7.9
Has a free plan
Visit ThinkExam
All 15 OpenLock Alternatives, Ranked
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.
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Best forMature institutions needing broad LMS support
- Better than OpenLock:
- Editor score 8.9 vs 6.8
A broad-platform exam browser for institutions using major LMS platforms.
- Blocks copy and printing
- Blocks screen capture
- Blocks app switching
8.9/10★★★★☆Visit Respondus -
Best forEnterprise testing with integrated proctoring
- Better than OpenLock:
- Editor score 8.6 vs 6.8
A controlled exam desktop with authentication, proctoring, analytics, and support.
- Blocks copy and printing
- Blocks app switching
8.6/10★★★★☆Visit Prometric -
Best forOrganizations wanting lockdown plus proctoring
- Better than OpenLock:
- Editor score 8.3 vs 6.8
A broad assessment suite for organizations needing lockdown controls and proctoring.
- Blocks copy and printing
- Blocks screen capture
- Blocks app switching
8.3/10★★★★☆Visit ExamOnline -
Best forCredentialing programs needing secure assessment
- Better than OpenLock:
- Editor score 8.2 vs 6.8
A broad assessment suite for organizations running secure, credentialed programs.
8.2/10★★★★☆Visit Questionmark -
Best forAssessment teams needing offline secure delivery
- Better than OpenLock:
- Editor score 8.1 vs 6.8
A broad assessment suite with secure offline delivery, mixed grading, and deep reporting.
8.1/10★★★★☆Visit ExamSoft -
Best forEducation teams needing full assessment workflows
- Better than OpenLock:
- Editor score 8.0 vs 6.8
A broad exam platform for education teams that need lockdown, grading, monitoring, and LMS connectivity.
8.0/10★★★★☆Visit Digiexam -
Best forProctored exams with a free starting tier
- Better than OpenLock:
- Editor score 7.9 vs 6.8
A broad proctoring suite with free plans, mobile support, and LMS integrations.
7.9/10★★★★☆Visit Think Exam -
Best forEmployers needing assessment and proctoring breadth
- Better than OpenLock:
- Editor score 7.8 vs 6.8
A broad assessment platform with browser lockdown, proctoring and reporting for employers.
7.8/10★★★★☆Visit Mercer | Mettl -
Best forProctored exams with strong basic lockdown
- Better than OpenLock:
- Editor score 7.7 vs 6.8
A focused lockdown browser for supervised exams with broad restriction and monitoring controls.
- Blocks copy and printing
- Blocks screen capture
- Blocks app switching
7.7/10★★★★☆Visit site -
Best forOpen-source assessment platforms with lockdown needs
- Better than OpenLock:
- Editor score 7.6 vs 6.8
A flexible assessment platform with lockdown-related workflows, self-hosting, and strong authoring depth.
7.6/10★★★★☆Visit TAO -
Best forRecruiting teams needing detailed exam controls
- Better than OpenLock:
- Editor score 7.5 vs 6.8
Detailed exam controls and recruiting integrations, limited to Windows and macOS.
- Blocks copy and printing
- Blocks screen capture
- Blocks app switching
7.5/10★★★★☆Visit XoLock -
Best forSmall teams wanting a free testing entry point
- Better than OpenLock:
- Editor score 7.4 vs 6.8
A broad assessment platform with a free starting point and paid testing capacity.
7.4/10★★★★☆Visit TestInvite -
Best forInstitutions wanting free, open lockdown software
- Better than OpenLock:
- Editor score 7.3 vs 6.8
A free, configurable lockdown browser for institutions running web-based exams.
- Blocks copy and printing
- Blocks screen capture
- Blocks app switching
7.3/10★★★★☆Visit site -
Best forSurpass customers needing resilient delivery
- Better than OpenLock:
- Editor score 7.1 vs 6.8
A lockdown client for Surpass Platform exams with offline delivery and response upload.
- Offline assessment mode
- Blocks app switching
7.1/10★★★★☆Visit Surpass -
Best forInspera Assessment users needing offline exams
- Better than OpenLock:
- Editor score 7.0 vs 6.8
A configurable Windows and macOS lockdown browser for Inspera-based exams.
- Offline assessment mode
- Blocks app switching
7.0/10★★★★☆Visit Inspera
OpenLock Alternatives: Common Questions
What is the best alternative to OpenLock?
Respondus LockDown Browser: #1 in our Lockdown Browser Software ranking, with an editor score of 8.9 out of 10. A broad-platform exam browser for institutions using major LMS platforms.
Is there a free alternative to OpenLock?
Yes. ThinkExam, TAO, TestInvite and Safe Exam Browser have a free plan or a free tier.
Why do people look for OpenLock alternatives?
Limited to Linux; SEB key derivation is not yet byte-exact; Not exam-ready; live LMS validation is incomplete.
How do I switch from OpenLock?
Export your data from OpenLock (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel OpenLock.
How to Switch from OpenLock
- Export your data from OpenLock (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel OpenLock.
OpenLock vs Each Alternative
| # | Tool | Free plan | Paid from | Supported platforms | Blocks app switching | Score |
|---|---|---|---|---|---|---|
| 16 | OpenLock | Yes | Free | Linux | Yes | 6.8 |
| 1 | Respondus LockDown Browser | No | Windows, macOS, ChromeOS, iPadOS | Yes | 8.9 | |
| 2 | Prometric Secure Proprietary Browser | Windows, macOS | Yes | 8.6 | ||
| 3 | ExamOnline | Windows, macOS, Android, iOS | Yes | 8.3 | ||
| 4 | Questionmark | 8.2 | ||||
| 5 | ExamSoft | 8.1 | ||||
| 6 | Digiexam | No | 8.0 | |||
| 7 | ThinkExam | Yes | 7.9 | |||
| 8 | Mercer | Mettl | 7.8 | ||||
| 9 | PSI Secure Browser | Windows, macOS, Ubuntu Linux | Yes | 7.7 | ||
| 10 | TAO | Yes | €499/mo | 7.6 | ||
| 11 | XoLock | No | $900 usage-based | Windows, macOS | Yes | 7.5 |
| 12 | TestInvite | Yes | $900/yr | 7.4 | ||
| 13 | Safe Exam Browser | Yes | Free | Windows, macOS, iOS | Yes | 7.3 |
| 14 | Surpass SecureClient | Windows, macOS, iOS/iPad | Yes | 7.1 | ||
| 15 | Inspera Integrity Browser | Windows, macOS | Yes | 7.0 |
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update