Lero - Email Validator
Zero bounce for founders
lockrMail
Protect your inbox and optimize your browsing
Updated February 2026
| Lero - Email Validator | lockrMail | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 2 | 8 |
| Pros | 0 | 13 |
| FactScore™ | 23.9 | 47.7 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Lero - Email Validator — Pros
No unique pros listedBoth tools — Pros
—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 managementOnly in Lero - Email Validator — Cons
—Both tools — Cons
—Only in lockrMail — Cons
—Details
| Lero - Email Validator | lockrMail | |
|---|---|---|
| Categories | Email clients, Email marketing, Advertising tools | Email clients, Safety and Privacy platforms, Chrome Extensions |
| Platforms | Web | Web |
| Became Popular | July 10, 2025 | May 25, 2021 |
| Website | leromail.com | lockrmail.com |
Who Should Pick Which?
Choose Lero - Email Validator if...
- No unique pros listed
Choose lockrMail if...
- Chrome extension
- Control over inbox
- Discount code notifications
With a FactScore™ of 23.9 vs 47.7, lockrMail leads in community reception. Lero - Email Validator uniquely offers No unique pros listed, while lockrMail stands out for Chrome extension and Control over inbox.
What Users Say
Lero - Email Validator
Lero – Email Validator Pros: Lero provides a straightforward solution for validating email addresses, with support for both single checks and bulk uploads. It offers an API for integration into exi...
This tool offers a fast and reliable solution for verifying email addresses, ideal for startups and growing businesses. It helps reduce delivery failures by ensuring addresses are accurate before y...
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...
Related Comparisons
Frequently Asked Questions
Which is better, Lero - Email Validator or lockrMail?
Based on FactScore™, lockrMail leads with a score of 47.7 vs 23.9. lockrMail has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Lero - Email Validator compared to lockrMail?
Lero - Email Validator uniquely offers: No unique pros listed.
What are the pros of lockrMail compared to Lero - Email Validator?
lockrMail uniquely offers: Chrome extension, Control over inbox, Discount code notifications, Easy to use, Email management.
Is Lero - Email Validator better rated than lockrMail?
Lero - Email Validator is rated 5.0★ from 2 reviews. lockrMail is rated 5.0★ from 8 reviews.
What is the FactScore™ of Lero - Email Validator and lockrMail?
FactScore™ weighs rating and review volume together. Lero - Email Validator scores 23.9 and lockrMail scores 47.7.
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