MailboxValidator Email Validator
v1.7.4by MailboxValidator · updated 2 months ago
Email verification for WordPress forms. Block disposable, block spam, block invalid email, block free email and role-based email.
- Rank
- #27,648
- Up94 vs yesterday
- Active installs (est.)
- ≈ 23
- 20+ reported · High
- Total downloads
- 11.6K
- 11,644 all-time
- Rating
- 1.0/5
- 1 reviews
- Support resolved
- –
- 0 of 0 threads, last 2 months
MailboxValidator Email Validator at a glance
MailboxValidator Email Validator is a WordPress plugin by MailboxValidator with 20+ active installs, the #27,648 most popular plugin on WordPress.org. On a typical day it’s downloaded about 7 times, about the same as the month before. It’s rated 1.0 out of 5 from 1 review. Version 1.7.4 came out on Sep 1, 2026 and is tested up to WordPress 6.9.11. It leads the 4 plugins tagged “email verify”. It was first released in 2019.
Chart time range
Applies to every chart below. History from Oct 9, 2026, 31 days.
Downloads over time
Download stats174 downloads · the last 30 days
View as table
| Date | MailboxValidator Email Validator |
|---|---|
| Nov 3, 2026 | 8 |
| Nov 2, 2026 | 7 |
| Nov 1, 2026 | 6 |
| Oct 31, 2026 | 7 |
| Oct 30, 2026 | 6 |
| Oct 29, 2026 | 7 |
| Oct 28, 2026 | 6 |
| Oct 27, 2026 | 6 |
| Oct 26, 2026 | 8 |
| Oct 25, 2026 | 7 |
| Oct 24, 2026 | 8 |
| Oct 23, 2026 | 8 |
| Oct 22, 2026 | 11 |
| Oct 21, 2026 | 4 |
| Oct 20, 2026 | 4 |
| Oct 19, 2026 | 8 |
| Oct 18, 2026 | 8 |
| Oct 17, 2026 | 9 |
| Oct 16, 2026 | 5 |
| Oct 15, 2026 | 6 |
| Oct 14, 2026 | 5 |
| Oct 13, 2026 | 8 |
| Oct 12, 2026 | 5 |
| Oct 11, 2026 | 5 |
| Oct 10, 2026 | 7 |
| Oct 9, 2026 | 5 |
Unusual spikes are usually updates, not new installs.
Estimated installs
≈ 23 · -4.2% in the last 30 days
View as table
| Date | Estimated installs |
|---|---|
| Nov 8, 2026 | 23 |
| Nov 7, 2026 | 23 |
| Nov 5, 2026 | 23 |
| Nov 4, 2026 | 23 |
| Nov 3, 2026 | 23 |
| Nov 2, 2026 | 22 |
| Nov 1, 2026 | 23 |
| Oct 31, 2026 | 24 |
| Oct 30, 2026 | 23 |
| Oct 29, 2026 | 23 |
| Oct 28, 2026 | 23 |
| Oct 27, 2026 | 24 |
Rank over time
#27,648 · down 89 in the last 30 days
View as table
| Date | Daily snapshot |
|---|---|
| Nov 8, 2026 | #27,648 |
| Nov 7, 2026 | #27,742 |
| Nov 5, 2026 | #27,786 |
| Nov 4, 2026 | #27,659 |
| Nov 3, 2026 | #27,641 |
| Nov 2, 2026 | #28,077 |
| Nov 1, 2026 | #27,567 |
| Oct 31, 2026 | #27,093 |
| Oct 29, 2026 | #27,781 |
| Oct 27, 2026 | #27,559 |
Growth %
Average -0.35% a day in the last 30 days
View as table
| Date | Growth |
|---|---|
| Nov 8, 2026 | 0.00% |
| Nov 7, 2026 | 0.00% |
| Nov 5, 2026 | 0.00% |
| Nov 4, 2026 | 0.00% |
| Nov 3, 2026 | +4.54% |
| Nov 2, 2026 | -4.35% |
| Nov 1, 2026 | -4.17% |
| Oct 31, 2026 | +4.35% |
| Oct 30, 2026 | 0.00% |
| Oct 29, 2026 | 0.00% |
| Oct 28, 2026 | -4.17% |
Active installs band
20+ on WordPress.org
View as table
| Date | Daily snapshot |
|---|---|
| Nov 8, 2026 | 20+ |
| Nov 7, 2026 | 20+ |
| Nov 6, 2026 | 20+ |
| Nov 5, 2026 | 20+ |
| Nov 4, 2026 | 20+ |
| Nov 3, 2026 | 20+ |
| Nov 2, 2026 | 20+ |
| Nov 1, 2026 | 20+ |
| Oct 31, 2026 | 20+ |
| Oct 30, 2026 | 20+ |
| Oct 29, 2026 | 20+ |
| Oct 28, 2026 | 20+ |
| Oct 27, 2026 | 20+ |
Search rankings
Where it appears in WordPress.org search for the searches you track, checked every day.
See where MailboxValidator Email Validator ranks in search
Track this plugin to check its position for the searches you choose, daily, with an alert when it moves.
Change log
From our daily snapshot of WordPress.org- Tested up to 6.9.10 → 6.9.11
Versions in use
Share of active installs on each published version, from WordPress.org.
- v1.7100%
Rating trend
1.0★★★★★1 reviews · steady in the last 30 days
Requirements & info
Version history- Version
- 1.7.4
- Requires WordPress
- –
- Tested up to
- 6.9.11
- Requires PHP
- –
- First released
- Apr 19, 2019
- Last updated
- Sep 1, 2026
- Releases, last 12 months
- …
Questions about MailboxValidator Email Validator
How many websites use MailboxValidator Email Validator?
MailboxValidator Email Validator is active on 20+ WordPress sites, as WordPress.org reports it. WordPress.org rounds the number down, so the real count is somewhat higher. That makes it the #27,648 most popular plugin on WordPress.org.
How many times has MailboxValidator Email Validator been downloaded?
11,644 times in total since 2019. On a typical day it’s downloaded about 7 times. See download stats
When was MailboxValidator Email Validator last updated?
Version 1.7.4 came out on Sep 1, 2026 (2 months ago).
Is MailboxValidator Email Validator compatible with the latest WordPress?
MailboxValidator Email Validator’s readme says it’s tested up to WordPress 6.9.11, while the current version is 7.1. That doesn’t mean it breaks, but its author hasn’t confirmed it works with the latest releases.
Is MailboxValidator Email Validator still maintained?
Yes. Its last release was 2 months ago. No support threads were opened in the last two months.
What rating does MailboxValidator Email Validator have?
1.0 out of 5 from 1 review on WordPress.org.
What are the best alternatives to MailboxValidator Email Validator?
The plugins most like MailboxValidator Email Validator, by the tags they share, are GEV Email Validator (fewer than 10), Emailable (30+) and ZeroBounce Email Verification & Validation (900+). Compare all alternatives
Latest reviews
Analyze reviewsReview stats
1.0
★★★★★
1 reviews
- 5 stars: 0 reviews, 0%
- 4 stars: 0 reviews, 0%
- 3 stars: 0 reviews, 0%
- 2 stars: 0 reviews, 0%
- 1 stars: 1 reviews, 100%
- Positive
- 0%4–5★
- Mixed
- 0%3★
- Critical
- 100%1–2★
- About 1 more 5★ reviews would lift it to 1.1.
Compare with competitors
Add up to 1 competitor. No account needed.
| Metric | |
|---|---|
| Estimated installs | ≈ 23 |
| Reported installs | 20+ |
| Rating | 1.0 |
| Reviews | 1 |
| Total downloads | 11.6K |
| Author | MailboxValidator |
| First released | Apr 19, 2019 |
| Version | 1.7.4 |
| Requires WP | – |
| Requires PHP | – |
| Last updated | Sep 1, 2026 |
Alternatives to MailboxValidator Email Validator
Compare all alternativesPopular plugins with the same tags, the most in common first.
GEV Email Validator
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The Cheapest advanced Email Address Validation to forms. Prevents typos in email address field and eliminates spam submissions with fake email address …
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ZeroBounce Email Verification & Validation
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ZeroBounce validates emails on your WordPress site in real-time, blocking invalid and risky emails to improve deliverability and reduce bounce rates.
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- #7,238
- Installs
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Antideo Email Validator
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Form email validation, Email Blacklist, Domain Blacklist, Form email check, Real time email validator Requires at least: 4.7 Tested up to: 6.9.
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- #7,616
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Clearout Email Validator
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Block invalid emails like temporary, disposable, etc. with our real-time email verification. Verify email address during form-fill and stop form spam.
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- 4.2

Email Validator for Contact Form 7
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Email validation for Contact Form 7. Reduce registration spam with invalid email, block disposable and block free email.
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Side by side:MailboxValidator Email Validator vs GEV Email ValidatorMailboxValidator Email Validator vs EmailableMailboxValidator Email Validator vs ZeroBounce Email Verification & Validation
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