MailCheck.co: Validate emails in one click
v1.1by Mailcheck.co · updated 3 years ago
VALIDATE YOUR MAILING LIST IN ONE CLICK Be confident your mailing list contains only real emails addresses, get rid of bots and inactive users
- Rank
- #32,137
- Down219 vs yesterday
- Active installs (est.)
- ≈ 16
- 10+ reported · High
- Total downloads
- 3.2K
- 3,219 all-time
- Rating
- 5.0/5
- 1 reviews
- Support resolved
- –
- 0 of 0 threads, last 2 months
MailCheck.co at a glance
MailCheck.co is a WordPress plugin by Mailcheck.co with 10+ active installs, the #32,137 most popular plugin on WordPress.org. On a typical day it’s downloaded about 6 times, about the same as the month before. It’s rated 5.0 out of 5 from 1 review. Version 1.1 came out on Dec 19, 2022, more than 3 years ago. It is tested up to WordPress 6.0.18. It leads the 5 plugins tagged “email check”. It was first released in 2020.
Chart time range
Applies to every chart below. History from Oct 10, 2026, 30 days.
Downloads over time
Download stats135 downloads · the last 30 days
View as table
| Date | MailCheck.co |
|---|---|
| Nov 4, 2026 | 5 |
| Nov 3, 2026 | 7 |
| Nov 2, 2026 | 4 |
| Nov 1, 2026 | 6 |
| Oct 31, 2026 | 7 |
| Oct 30, 2026 | 6 |
| Oct 29, 2026 | 6 |
| Oct 28, 2026 | 5 |
| Oct 27, 2026 | 4 |
| Oct 26, 2026 | 6 |
| Oct 25, 2026 | 6 |
| Oct 24, 2026 | 5 |
| Oct 23, 2026 | 4 |
| Oct 22, 2026 | 3 |
| Oct 21, 2026 | 4 |
| Oct 20, 2026 | 4 |
| Oct 19, 2026 | 7 |
| Oct 18, 2026 | 5 |
| Oct 17, 2026 | 7 |
| Oct 16, 2026 | 5 |
| Oct 15, 2026 | 5 |
| Oct 14, 2026 | 4 |
| Oct 13, 2026 | 6 |
| Oct 12, 2026 | 4 |
| Oct 11, 2026 | 4 |
| Oct 10, 2026 | 6 |
Unusual spikes are usually updates, not new installs.
Estimated installs
≈ 16 · 0.0% in the last 30 days
View as table
| Date | Estimated installs |
|---|---|
| Nov 9, 2026 | 16 |
| Nov 8, 2026 | 16 |
| Nov 7, 2026 | 16 |
| Nov 5, 2026 | 16 |
| Nov 4, 2026 | 16 |
| Nov 3, 2026 | 16 |
| Nov 2, 2026 | 16 |
| Nov 1, 2026 | 16 |
| Oct 31, 2026 | 16 |
| Oct 30, 2026 | 16 |
| Oct 29, 2026 | 16 |
| Oct 28, 2026 | 16 |
Rank over time
#32,137 · down 234 in the last 30 days
View as table
| Date | Daily snapshot |
|---|---|
| Nov 9, 2026 | #32,137 |
| Nov 8, 2026 | #31,918 |
| Nov 7, 2026 | #31,601 |
| Nov 6, 2026 | #31,960 |
| Nov 2, 2026 | #32,006 |
| Nov 1, 2026 | #31,626 |
| Oct 31, 2026 | #32,141 |
| Oct 30, 2026 | #32,063 |
| Oct 29, 2026 | #32,066 |
| Oct 28, 2026 | #31,903 |
Growth %
Average 0.00% a day in the last 30 days
View as table
| Date | Growth |
|---|---|
| Nov 9, 2026 | 0.00% |
| Nov 8, 2026 | 0.00% |
| Nov 7, 2026 | 0.00% |
| Nov 5, 2026 | 0.00% |
| Nov 4, 2026 | 0.00% |
| Nov 3, 2026 | 0.00% |
| Nov 2, 2026 | 0.00% |
| Nov 1, 2026 | 0.00% |
| Oct 31, 2026 | 0.00% |
| Oct 30, 2026 | 0.00% |
| Oct 29, 2026 | 0.00% |
Active installs band
10+ on WordPress.org
View as table
| Date | Daily snapshot |
|---|---|
| Nov 9, 2026 | 10+ |
| Nov 8, 2026 | 10+ |
| Nov 7, 2026 | 10+ |
| Nov 6, 2026 | 10+ |
| Nov 5, 2026 | 10+ |
| Nov 4, 2026 | 10+ |
| Nov 3, 2026 | 10+ |
| Nov 2, 2026 | 10+ |
| Nov 1, 2026 | 10+ |
| Oct 31, 2026 | 10+ |
| Oct 30, 2026 | 10+ |
| Oct 29, 2026 | 10+ |
| Oct 28, 2026 | 10+ |
| Oct 27, 2026 | 10+ |
Search rankings
Where it appears in WordPress.org search for the searches you track, checked every day.
See where MailCheck.co 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 6.0.17 → 6.0.18
Versions in use
Share of active installs on each published version, from WordPress.org.
- v0.3100%
Rating trend
5.0★★★★★1 reviews · steady in the last 30 days
Requirements & info
Version history- Version
- 1.1
- Requires WordPress
- 4.7.0
- Tested up to
- 6.0.18
- Requires PHP
- 7.0
- First released
- Nov 6, 2020
- Last updated
- Dec 19, 2022
- Releases, last 12 months
- …
Questions about MailCheck.co
How many websites use MailCheck.co?
MailCheck.co is active on 10+ WordPress sites, as WordPress.org reports it. WordPress.org rounds the number down, so the real count is somewhat higher. That makes it the #32,137 most popular plugin on WordPress.org.
How many times has MailCheck.co been downloaded?
3,219 times in total since 2020. On a typical day it’s downloaded about 6 times. See download stats
When was MailCheck.co last updated?
Version 1.1 came out on Dec 19, 2022 (3 years ago).
Is MailCheck.co compatible with the latest WordPress?
MailCheck.co’s readme says it’s tested up to WordPress 6.0.18, 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 MailCheck.co still maintained?
Its last release was 3 years ago, so it may no longer be actively maintained. No support threads were opened in the last two months.
What rating does MailCheck.co have?
5.0 out of 5 from 1 review on WordPress.org.
What are the best alternatives to MailCheck.co?
The plugins most like MailCheck.co, by the tags they share, are Customer Email Verification for WooCommerce (8K+), ZeroBounce Email Verification & Validation (900+) and Clearout Email Validator (500+). Compare all alternatives
Latest reviews
Analyze reviewsReview stats
5.0
★★★★★
1 reviews
- 5 stars: 1 reviews, 100%
- 4 stars: 0 reviews, 0%
- 3 stars: 0 reviews, 0%
- 2 stars: 0 reviews, 0%
- 1 stars: 0 reviews, 0%
- Positive
- 100%4–5★
- Mixed
- 0%3★
- Critical
- 0%1–2★
Compare with competitors
Add up to 1 competitor. No account needed.
| Metric | |
|---|---|
| Estimated installs | ≈ 16 |
| Reported installs | 10+ |
| Rating | 5.0 |
| Reviews | 1 |
| Total downloads | 3.2K |
| Author | Mailcheck.co |
| First released | Nov 6, 2020 |
| Version | 1.1 |
| Requires WP | 4.7.0 |
| Requires PHP | 7.0 |
| Last updated | Dec 19, 2022 |
Alternatives to MailCheck.co
Compare all alternativesPopular plugins with the same tags, the most in common first.
Customer Email Verification for WooCommerce
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Side by side:MailCheck.co vs Customer Email Verification for WooCommerceMailCheck.co vs ZeroBounce Email Verification & ValidationMailCheck.co vs Clearout Email Validator