1. Mailtrack
Read receipts and link tracking for Gmail.
Why it replaces PixelBlock: Covers similar ground in the Email category: Read receipts and link tracking for Gmail.
Best PixelBlock Alternatives in 2026
PixelBlock is a strong option, but it is not the right fit for everyone. Below are 10 alternatives compared on rating, install base, pricing and the use case each one actually wins on.
About PixelBlock
PixelBlock is a Gmail extension that blocks people from tracking when you open their emails.
Free
Full reviewComparison at a glance
| Extension | Rating | Users | Pricing | Best for |
|---|---|---|---|---|
| PixelBlock (original) | — | — | Free | PixelBlock is a Gmail extension that blocks people from tracking when you open their emails. |
| Mailtrack | 4.4 | 3M+ | Freemium | Salespeople and recruiters who need to know when an email was actually opened. |
| HubSpot Sales | — | — | Free | Email tracking, CRM for Gmail, and sales productivity tools in your inbox |
| GMass: Powerful mail merge for Gmail | 4.8 | 400K+ | Freemium | A powerful mass email and mail merge system for Gmail. |
| DocHub - Sign PDF from Gmail | 4.4 | 300K+ | Free | Sign and edit PDF documents |
| WiseStamp Email Signature Chrome Extension | 3.9 | 200K+ | Free | WiseStamp email signature |
| ClickUp: Tasks, Screenshots, Email, Time | — | — | Free | ClickUp is a productivity platform that makes your personal and work lives more productive, saving you time. |
| Briskine: Email templates for Gmail™ | 4.5 | 100K+ | Free | Write emails faster! Increase your productivity with templates and shortcuts on Gmail™, Outlook, or LinkedIn. |
| Gmail™ Email Templates by cloudHQ | 4.2 | 100K+ | Free | Beautiful email templates for Gmail. Design your templates or import templates from Mailchimp. With team sharing! |
| MailTracker: Email tracker for Gmail | 4.7 | 100K+ | Freemium | Track if your emails are opened & how many times. Be notified when your emails are read with our advanced Email Tracking extension. |
| Streak Email Tracking for Gmail | 4.8 | 70K+ | Free | Know when your email is viewed. |
PixelBlock alternatives in detail
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2. HubSpot Sales
Email tracking, CRM for Gmail, and sales productivity tools in your inbox
Why it replaces PixelBlock: Covers similar ground in the Email category: Email tracking, CRM for Gmail, and sales productivity tools in your inbox
3. GMass: Powerful mail merge for Gmail
A powerful mass email and mail merge system for Gmail.
Why it replaces PixelBlock: Covers similar ground in the Email category: A powerful mass email and mail merge system for Gmail.
4. DocHub - Sign PDF from Gmail
Sign and edit PDF documents
Why it replaces PixelBlock: Covers similar ground in the Email category: Sign and edit PDF documents
5. WiseStamp Email Signature Chrome Extension
WiseStamp email signature
Why it replaces PixelBlock: Covers similar ground in the Email category: WiseStamp email signature
6. ClickUp: Tasks, Screenshots, Email, Time
ClickUp is a productivity platform that makes your personal and work lives more productive, saving you time.
Why it replaces PixelBlock: Covers similar ground in the Email category: ClickUp is a productivity platform that makes your personal and work lives more productive, saving you time.
7. Briskine: Email templates for Gmail™
Write emails faster! Increase your productivity with templates and shortcuts on Gmail™, Outlook, or LinkedIn.
Why it replaces PixelBlock: Covers similar ground in the Email category: Write emails faster! Increase your productivity with templates and shortcuts on Gmail™, Outlook, or LinkedIn.
8. Gmail™ Email Templates by cloudHQ
Beautiful email templates for Gmail. Design your templates or import templates from Mailchimp. With team sharing!
Why it replaces PixelBlock: Covers similar ground in the Email category: Beautiful email templates for Gmail. Design your templates or import templates from Mailchimp. With team sharing!
9. MailTracker: Email tracker for Gmail
Track if your emails are opened & how many times. Be notified when your emails are read with our advanced Email Tracking extension.
Why it replaces PixelBlock: Covers similar ground in the Email category: Track if your emails are opened & how many times. Be notified when your emails are read with our advanced Email Tracking extension.
10. Streak Email Tracking for Gmail
Know when your email is viewed.
Why it replaces PixelBlock: Covers similar ground in the Email category: Know when your email is viewed.
Compare PixelBlock head-to-head
Direct comparisons with the extensions people weigh against it.
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Frequently asked questions
What is the best alternative to PixelBlock?
Mailtrack is the closest match. Covers similar ground in the Email category: Read receipts and link tracking for Gmail.
Is there a free alternative to PixelBlock?
Yes — HubSpot Sales, DocHub - Sign PDF from Gmail, WiseStamp Email Signature Chrome Extension are free.