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MailCheck.co: Validate emails in one click

v1.1

by 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
Growing·Downloads +0% (30d)·Toward 20+ · ETA unknown

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.

Showing the last 30 days. Full history comes with any paid plan.See plans

Downloads over time

Download stats

135 downloads · the last 30 days

Downloads over time
MailCheck.co Compare series
Downloads over time: 26 days across 1 series.46Oct 10Oct 14Oct 18Oct 23Oct 27Oct 31Nov 4Oct 29, 2026: Tested up to 6.0.18
View as table
DateMailCheck.co
Nov 4, 20265
Nov 3, 20267
Nov 2, 20264
Nov 1, 20266
Oct 31, 20267
Oct 30, 20266
Oct 29, 20266
Oct 28, 20265
Oct 27, 20264
Oct 26, 20266
Oct 25, 20266
Oct 24, 20265
Oct 23, 20264
Oct 22, 20263
Oct 21, 20264
Oct 20, 20264
Oct 19, 20267
Oct 18, 20265
Oct 17, 20267
Oct 16, 20265
Oct 15, 20265
Oct 14, 20264
Oct 13, 20266
Oct 12, 20264
Oct 11, 20264
Oct 10, 20266

Unusual spikes are usually updates, not new installs.

Estimated installs

≈ 16 · 0.0% in the last 30 days

Estimated installs
Estimated installs: 12 days across 1 series.151617Oct 28Oct 30Nov 1Nov 3Nov 5Nov 7Nov 9Oct 29, 2026: Tested up to 6.0.18
View as table
DateEstimated installs
Nov 9, 202616
Nov 8, 202616
Nov 7, 202616
Nov 5, 202616
Nov 4, 202616
Nov 3, 202616
Nov 2, 202616
Nov 1, 202616
Oct 31, 202616
Oct 30, 202616
Oct 29, 202616
Oct 28, 202616

Rank over time

#32,137 · down 234 in the last 30 days

Popular rank
Popular rank: 10 days across 1 series.#31.6K#31.8K#32KOct 28Oct 30Nov 1Nov 6Nov 9Oct 29, 2026: Tested up to 6.0.18
View as table
DateDaily 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

Growth %, day over day
Growth %, day over day: 11 days across 1 series.-1%0%1%Oct 29Oct 31Nov 2Nov 5Nov 7Nov 9
View as table
DateGrowth
Nov 9, 20260.00%
Nov 8, 20260.00%
Nov 7, 20260.00%
Nov 5, 20260.00%
Nov 4, 20260.00%
Nov 3, 20260.00%
Nov 2, 20260.00%
Nov 1, 20260.00%
Oct 31, 20260.00%
Oct 30, 20260.00%
Oct 29, 20260.00%

Active installs band

10+ on WordPress.org

Active installs (rounded band)
Active installs (rounded band): 14 days across 1 series.91011Oct 27Oct 29Oct 31Nov 2Nov 5Nov 7Nov 9Oct 29, 2026: Tested up to 6.0.18
View as table
DateDaily snapshot
Nov 9, 202610+
Nov 8, 202610+
Nov 7, 202610+
Nov 6, 202610+
Nov 5, 202610+
Nov 4, 202610+
Nov 3, 202610+
Nov 2, 202610+
Nov 1, 202610+
Oct 31, 202610+
Oct 30, 202610+
Oct 29, 202610+
Oct 28, 202610+
Oct 27, 202610+

Search rankings

Where it appears in WordPress.org search for the searches you track, checked every day.

See where MailCheck.co ranks in search

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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 reviews

Review 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.

Starter · 1 competitor
MailCheck.co
Suggested:
Metric
Estimated installs≈ 16
Reported installs10+
Rating5.0
Reviews1
Total downloads3.2K
AuthorMailcheck.co
First releasedNov 6, 2020
Version1.1
Requires WP4.7.0
Requires PHP7.0
Last updatedDec 19, 2022

Alternatives to MailCheck.co

Compare all alternatives

Popular plugins with the same tags, the most in common first.

Side by side:MailCheck.co vs Customer Email Verification for WooCommerceMailCheck.co vs ZeroBounce Email Verification & ValidationMailCheck.co vs Clearout Email Validator