Element selection and saved layouts
ContextBlur documents exact element targeting and saved CSS selectors. Screen Privacy Blur also offers exact element selection, draggable overlays, and per-website layouts in its free tier.
Screen Privacy Blur vs. ContextBlur
Compare element blur, local pattern masks, saved layouts, and synthetic data replacement for live browser presentations.
Add to Chrome — Free
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Local detection for sensitive patterns
ContextBlur documents local regex masking for common sensitive data. Screen Privacy Blur Pro provides local masks for emails, phones, cards, SSNs, API keys, and custom rules. Choose patterns that match your own dashboard.
A clean synthetic demo workflow
Screen Privacy Blur Data Replacement Pro adds fictional identities, reusable scenarios, and editable matching rules so your CRM stays readable during a walkthrough. Test the scenario on your actual page before a live presentation.
- Exact element blur
- Per-site layouts
- Custom masks in Pro
- Reusable replacement scenarios in Pro
How to prepare before sharing
When setting up Screen Privacy Blur vs. ContextBlur (ContextBlur Alternative & Guide | Screen Privacy Blur), Screen Privacy Blur runs 100% locally in your Chromium browser so private records, credentials, and financial balances remain hidden or replaced with realistic demo data before any frame is shared.
- Open the browser tab or desktop context you plan to present.
- Place blur overlays over the private fields that can appear during the walkthrough.
- Review the visible area, then start the call or recording.
How Screen Privacy Blur compares to ContextBlur
| Capability | Manual Blur (Free) | Smart Auto-Blur (Pro) | Auto-Replace Data (Pro) |
|---|---|---|---|
| How it targets data | Click exact DOM element or draw freeform region | Local regex & pattern masks (emails, phones, keys, cards, SSNs) | Local pattern masks + custom CRM/dashboard rules |
| How your screen looks on calls | Customizable frosted glass overlay | Automatic frosted glass over detected PII | Clean, natural UI with realistic synthetic demo data |
| Best for | Quick internal calls & ad-hoc sections | Live debugging, coding streams & support calls | Client sales demos, Loom tutorials & Stripe/CRM walkthroughs |
| Role presets | Per-website saved layouts | Dev / Streamer & PII mask profiles | SaaS Sales Demo, FinTech / Stripe & Dev / Streamer scenarios |
| Data privacy | 100% local in browser | 100% local in browser | 100% local in browser (never alters backend DB) |
Related resources
Screen Privacy Blur vs. BlurWeb
Free manual blur
A Manifest V3 alternative to ZeroBlur
Manifest V3 architecture
A browser-wide alternative to Loom blur
Free manual browser blur
ANSWERS BEFORE YOU INSTALL
Frequently asked questions
What should I compare besides element selection?
Compare saved layouts, custom sensitive-data patterns, and whether you need a readable synthetic demo scenario. ContextBlur documents local masking; Screen Privacy Blur Pro also offers reusable replacement scenarios and editable source matching rules.
How do Manual Blur, Smart Auto-Blur, and Auto-Replace work for Screen Privacy Blur vs. ContextBlur?
For Screen Privacy Blur vs. ContextBlur (ContextBlur alternative), Manual Blur is free forever and lets you click exact DOM elements or draw custom frosted-glass regions (Exact element blur, Per-site layouts, Custom masks in Pro, Reusable replacement scenarios in Pro). Smart Auto-Blur Pro masks detected emails, phones, and API keys locally, while Auto-Replace Pro swaps sensitive text with realistic demo data.
Does any page data leave my browser during ContextBlur alternative sessions?
No. When using Screen Privacy Blur for Screen Privacy Blur vs. ContextBlur, all pattern matching and DOM replacement run 100% locally inside the Manifest V3 Chrome extension. Open Chrome DevTools → Network while toggling ContextBlur alternative protection to verify zero page content is uploaded.
Can I save my ContextBlur alternative layout for future calls and recordings?
Yes. Once you configure Screen Privacy Blur vs. ContextBlur rules (Exact element blur, Per-site layouts, Custom masks in Pro, Reusable replacement scenarios in Pro) on a domain, Screen Privacy Blur saves that layout locally so your protection is ready automatically before your next Zoom, Google Meet, Microsoft Teams, Loom, or OBS session.