lockrMail
Protect your inbox and optimize your browsing
Responsive Viewer
View multiple screen dimensions in one view
FactScore™ 0Updated February 2026
| lockrMail | Responsive Viewer | |
|---|---|---|
| Rating | 5.0★ | N/A |
| Reviews | 8 | 0 |
| Pros | 13 | 0 |
| FactScore™ | 47.7 | 0 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in lockrMail — Pros
Chrome extension Control over inbox Discount code notifications Easy to use Email management Automated filters Coupon code integration Loyalty program management Newsletter management No new inbox Online registration management Productivity improvement Site registration managementBoth tools — Pros
—Only in Responsive Viewer — Pros
No unique pros listedOnly in lockrMail — Cons
—Both tools — Cons
—Only in Responsive Viewer — Cons
—Details
| lockrMail | Responsive Viewer | |
|---|---|---|
| Categories | Email clients, Safety and Privacy platforms, Chrome Extensions | Chrome Extensions, UI frameworks |
| Platforms | Web | Web |
| Became Popular | May 25, 2021 | November 18, 2019 |
| Website | lockrmail.com | chrome.google.com |
Who Should Pick Which?
Choose lockrMail if...
- Chrome extension
- Control over inbox
- Discount code notifications
Choose Responsive Viewer if...
- No unique pros listed
With a FactScore™ of 47.7 vs 0, lockrMail leads in community reception. lockrMail uniquely offers Chrome extension and Control over inbox, while Responsive Viewer stands out for No unique pros listed.
What Users Say
lockrMail
5 Stars! I first used Lockr to filter out all the unwanted promotional emails, but the chrome extension takes the product to a whole new level. The extension conveniently populates the coupon codes...
LockrMail is a 5-star product and solution to a daily problem growing onus consumers like kudzu. There are moments I consider a) not buying from a merchant or b) stopping my browsing journey becaus...
I’ve been a supporter and user of lockrMail since day 1. I do like that it’s not necessarily a new inbox but also very excited to be able to read emails directly in the extension. Love the approach...
Responsive Viewer
No reviews yet
Related Comparisons
Frequently Asked Questions
Which is better, lockrMail or Responsive Viewer?
Based on FactScore™, lockrMail leads with a score of 47.7 vs 0. lockrMail has a higher rating of 5.0★ compared to N/A★.
What are the pros of lockrMail compared to Responsive Viewer?
lockrMail uniquely offers: Chrome extension, Control over inbox, Discount code notifications, Easy to use, Email management.
What are the pros of Responsive Viewer compared to lockrMail?
Responsive Viewer uniquely offers: No unique pros listed.
Is lockrMail better rated than Responsive Viewer?
lockrMail is rated 5.0★ from 8 reviews. Responsive Viewer is rated N/A★ from 0 reviews.
What is the FactScore™ of lockrMail and Responsive Viewer?
FactScore™ weighs rating and review volume together. lockrMail scores 47.7 and Responsive Viewer scores 0.
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