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Groundhogg — CRM, Newsletters, and Marketing Automation

by Adrian Tobey · Email & Marketing

Also makes 6 other plugins · 4.7K+ installs across the portfolio →

Groundhogg is the best WordPress CRM & Marketing Automation plugin. Create flows, email campaigns, and have a CRM all within your WordPress site.

Try it live opens a temporary test site in your browser, which can take about 20 seconds to load. Plugins that rely on outside services or a full server may not work completely there.

M WP Mayor reviewed this plugin Groundhogg Review 2.0: The Best WordPress CRM Plugin? Read review ↗

Health

A 88/100

no flags

Active installs

2K+

≈2.5K estimated

Momentum

+35%

downloads vs prior 30d

Biggest opportunity: Swap “email marketing” and “email automation” for “e mail marketing” and “network marketing”. “email marketing” isn't earning its slot: you're not in the first 24 results for its own search. “e mail marketing” sits at #8 untagged, close enough for a declared tag to move it up. “email automation” isn't earning its slot: it only gets you to #24. “network marketing” sits at #11 untagged, close enough for a declared tag to move it up. All five slots are taken, so one has to go.

How scoring works →
88 Health · A
Maintenance 100/100
Rating quality 95/100
Support 70/100
Security 75/100

88 health vs 66 average across 2,120 Email & Marketing plugins

Install conversion

How it's measured →

0.6%

of downloads still active

At least 2K of 351.4K lifetime downloads are still running, below its category: the median Email & Marketing plugin keeps 0.9%, across 1,294 plugins.

Downloads count every update, not just first installs, so older and more frequently released plugins read lower. Compare against other Email & Marketing plugins, not across the directory. wp.org reports active installs as the bottom of a band, so the real rate is this or higher.

This plugin shipped 43 releases in the last 12 months, and every existing install that updated counted as another download. wp.org publishes no split between first installs and updates, so we show the raw rate rather than guess at one.

Details

Version
4.10
Last updated
2d ago
Added
2018-10-01 · 8 yrs old
Requires WP
6.9
Tested up to
7.1.4
Requires PHP
7.4

Directory ranking optimization

How it's scored →

How well this listing is tuned to rank in WordPress.org search, on the factors an owner controls. Not popularity, optimization.

99 / 100

Excellent listing optimization

Well tuned across the board

Update recency 100/100

Updated 2 days ago

WP compatibility 100/100

Tested up to WordPress 7.1.4, the current branch or newer

Rating quality 93/100

4.8★ over 150 reviews, smoothed to 4.63★

Listing tuning 100/100

5 of 5 tags set · short description in place

Support resolution 100/100

1 of 1 support threads resolved in the last 2 months

Daily downloads

Since 5 Oct 2022 · 1,488 days · wp.org + Plugin Pulse archive

+35% vs prior 30d
031 Oct 2026

30-day downloads

Rolling 30-day volume · peak 10K · peaks are release surges

9K31 Oct 2026

Directory rank vs rivals

wp.org popularity rank over time · higher is better · when a rival's line climbs above yours, they've overtaken you

Groundhogg · #5051youSureContact · #1617Customer Engagement · #2170Manago AI & Leadoo A · #6976

Rating trend

Star average over time · dips mark rough releases

4.831 Oct 2026

Health trend

Composite health score, snapshotted daily

8831 Oct 2026

Update activity

How busy the existing users are, measured as downloads in the last 30 days for every 1,000 active sites. A spike means a new release everyone's pulling; a long, slow decline means an aging user base that updates less.

4.5K31 Oct 2026

Release cadence

Actively maintained
from wp.org release tags

How often this plugin actually ships. A steady rhythm is the maintenance signal a single "last updated" date can't show.

43

releases in the last 12 months

2d ago

latest release · v4.10 · 29 Oct 2026

413

tagged releases on record

Recent releases

4.10 · 29 Oct 20264.9.4 · 13 Oct 20264.9.3 · 10 Oct 20264.9.2 · 6 Oct 20264.9.1 · 2 Oct 20264.9 · 2 Oct 20264.8.3 · 18 Sep 20264.8.2 · 16 Sep 20264.8.1 · 14 Sep 20264.8 · 14 Sep 20264.7.2 · 3 Sep 20264.7.1 · 20 Aug 20264.7 · 20 Aug 20264.6.1 · 18 Aug 2026

What its installed base runs

via wordpress.org

Share of active installs on each version of this plugin. Green is the current release; a big slice on older versions is a user base that has stopped updating.

v4.5 65%
v4.4 16%
v4.2 10%
Older / other versions 9%

Estimated active installs

The public count shows “2K+”. Our estimate pins where the real number sits.

tracked estimate
2K–3K ≈2.5K

Crossed into this band 3.9 years ago; a band this size takes about a year or more to cross, which places it about 50% of the way through.

Install history since 2 May 2020

2K31 Oct 2026

Recent reviews

All reviews on wp.org ↗
  1. ★★★★★ timrobertsontfe
    3mo ago

    I’ve used Groundhogg on 4 websites so far. It does a whole pile of things that make it brilliant for communicating with our subscribers. The tags functionality, broadcast tools, and integrations are great. Adrian Tobey and Gregg Franklin offer great support, and when they have a problem, they are quick to alert their customers. Unlike many plugin providers Groundhogg are there to support their customers, even if it’s the customer’s error.

    Read on wp.org ↗
  2. ★★★★★ timtwickham
    4mo ago

    A highly customisable CRM. It pretty well does all the basic stuff out of the box, but if you need more than that then you can add or customise most of the behaviours using the API etc. I’m not a web or PHP developer, but this has worked out for me in conjunction with Claude, though obviously takes a bit of time and some general software development expertise.

    Read on wp.org ↗
  3. ★★★★★ geop
    8mo ago

    I’ve been looking for free CRM and email marketing plugins over the years (I’ve been creating WordPress websites since 2007). After finding and then using Groundhogg for almost a year for small and medium businesses/organizations, I can say that I haven’t found any better value. I’ve used Hubspot, Salesforce, and a handful of other CRMs and Marketing tools/plugins but nothing compares to the value I found in Groundhogg. Try the free version of Groundhogg for yourself and see if it works! There are always limitations and issues, and such is the case with anything, however, the value and the cost cannot be compared to anything else I have found. If anyone wants to learn how to use Groundhogg, give me a shout.

    Read on wp.org ↗
  4. ★★★★★ saatchigalleryit
    9mo ago

    We have this product for about 3+ years. It is a great concept but some features are promoted as existing, although in reality are buggy or not completely functional as expected (maybe I have too hight expectations). The problems is, there is learning courve for it and you only realise some expected features or needed features aren’t there and it’s too late as you have it in production. What frustrates me and made me write this review is, I have tickets opened with them in their support section that are opened from 2024 (almost 2 years) and also there are tickets closed without a resolution. I would have expected in almost 3 years to see some of the features we complained about being fixed or new features added in this sense. For the money, ok but I would have loved to see a bit more attention to support and user voice in regards to what’s needed. For example, if you work as a sole individual with thsi CRM is ok-ish, but when you look integrating it in a company with several departments and each having multiple team members, you will struggle making it work, sharing data amongst the team members or keeping some sections private to each team/department.

    Read on wp.org ↗
  5. ★★★★★ yevgy
    10mo ago

    Excellent work!

    Read on wp.org ↗
  6. ★★★★★ compassiondan
    11mo ago

    I have tried to use Zoho as my CRM with my WordPress site that relies heavily on WPForms. I love WPForms and would not switch away from it unless someone gave me a really good reason. The problem is that Zoho does not integrate easily/well with WordPress and WPForms. I have wasted a couple of thousands using Zoho developers to try and get things integrated. I also tried to work with Zoho directly and that was a bigger waste of time. Zoho sucks! And just when I was ready to chuck it in on using a CRM, I found Groundhogg. Right from the beginning, Groundhogg installed their App, configured it, and gave me the most incredible customer support. Whenever I had a question, they responded anywhere from within one hour to no more than a few hours (usually right away). If you have a WordPress site, and you’re doing business with it, you need a CRM. There is only one choice…Groundhogg! Adrian and Gregg will give you support that exceeds your expectations. Do I work for Groundhogg? No. Am I a fan? Absolutely! Give Groundhogg a try. You will be incredibly happy you did.

    Read on wp.org ↗
  7. ★★★★★ mauroverssi
    12mo ago

    I’ve been using GroundHogg for almost a year on an e-learning site and I’m very happy with the results. I was looking for a system that would offer: 1. WordPress integration. 2. Premium CRM features. 3. A better price. I found everything I needed with GroundHogg. Plus, I’ve always received excellent support from their customer service.

    Read on wp.org ↗
  8. ★★★★★ Saleswonder Support Team
    1.0y ago

    No footer block is used. Add your signature and footer to the “Custom Footer Text.”Center the body of the email to style the default compliance footer, which has no margin and is left-aligned. Footer block used: Add custom replacement code at the end of the email. Then, style and align the footer block beautifully in the editor. Thank you, Adrian, for the meeting and for bringing up this solution. This topic was modified 9 months, 1 week ago by Steven Stern (sterndata). This topic was modified 9 months, 1 week ago by Saleswonder Support Team. Reason: Opinion changed

    Read on wp.org ↗

Latest updates

via wp.org changelog

Recent releases and news for this plugin

  1. 2026-10-29 Version 4.10 ADDED Interface themes. Choose Light, Paper, Slate (dark) or Midnight (dark) for the way the admin looks, or keep the default. A theme is saved per user, and only changes colors, not how anything works. Pick a theme with 4.10
  2. 2026-10-13 Version 4.9.4 ADDED The email abilities can set an email’s custom CSS, custom headers and UTM parameters when they create or update an email, and they return them when an email is read. TWEAKED Four column layouts show as two rows of 4.9.4
  3. 2026-10-09 Version 4.9.3 SECURITY The page for an email in a campaign’s archive showed any broadcast on the site, including ones that hadn’t been sent and ones in campaigns that aren’t public, to anyone who knew its number. It only shows emails 4.9.3
  4. 2026-10-06 Version 4.9.2 ADDED Handle Bounces Now in Settings > Email, for sites that receive bounces in an IMAP inbox. It checks the last 7 days of the inbox and shows how many emails it checked, how many contacts were marked as bounced, and wh 4.9.2
  5. 2026-10-02 Version 4.9.1 SECURITY Hardened how contacts are linked to WordPress users and how sign-in links are created. Credit: Wordfence PRISM, via Wordfence. Linking a contact to a WordPress user now requires permission to edit that user. {au 4.9.1
  6. 2026-10-01 Version 4.9 ADDED Receive replies in Groundhogg. Turn on Incoming Messages in Settings > Email (needs an active Groundhogg license), then switch on “Save replies as messages” in an email’s settings, and replies to it are saved to th 4.9

Security history

via Wordfence Intelligence

All 43 disclosed vulnerabilities are patched in the current version (4.10). Sites still on an older version should update.

  1. 2026-10-15 CVE-2026-109221 Improper Limitation of a Pathname to a Restricted Directory Affects <= 4.9.3 Patched in 4.9.4
  2. 2026-10-14 CVE-2026-18548 Improper Neutralization of Input During Web Page Generation Affects <= 4.5.14 Patched in 4.5.15
  3. 2026-10-09 CVE-2026-92975 Improper Privilege Management Affects <= 4.8.3 Patched in 4.9
  4. 2026-10-09 CVE-2026-104725 Improper Privilege Management Affects <= 4.9 Patched in 4.9.1
  5. 2026-10-05 CVE-2026-104385 Exposure of Sensitive Information to an Unauthorized Actor Affects <= 4.8.3 Patched in 4.9
  6. 2026-10-05 CVE-2026-104408 Improper Neutralization of Special Elements used in an SQL Command Affects <= 4.8.3 Patched in 4.9
  7. 2026-10-02 CVE-2026-97644 Improper Privilege Management Affects <= 4.9 Patched in 4.9.1
  8. 2026-09-09 CVE-2026-85310 Improper Limitation of a Pathname to a Restricted Directory Affects <= 4.7.1 Patched in 4.7.2
  9. 2026-09-07 CVE-2026-81741 URL Redirection to Untrusted Site Affects < 4.7.2 Patched in 4.7.2
  10. 2026-08-31 CVE-2026-81660 Improper Neutralization of Input During Web Page Generation Affects < 4.5.13 Patched in 4.5.13
  11. 2026-08-14 CVE-2026-18387 Improper Neutralization of Special Elements used in an SQL Command Affects <= 4.5.14 Patched in 4.5.15
  12. 2026-08-04 CVE-2026-11454 Authorization Bypass Through User-Controlled Key Affects <= 4.5.2 Patched in 4.5.3
  13. 2026-07-08 CVE-2026-57389 Improper Limitation of a Pathname to a Restricted Directory Affects <= 4.4.1 Patched in 4.5
  14. 2026-07-01 CVE-2026-14029 Improper Neutralization of Special Elements used in an SQL Command Affects <= 4.5.8 Patched in 4.5.9
  15. 2026-06-26 CVE-2026-13333 Improper Neutralization of Special Elements used in an SQL Command Affects <= 4.5.5 Patched in 4.5.6
  16. 2026-06-26 CVE-2026-57667 Improper Neutralization of Special Elements used in an SQL Command Affects <= 4.5 Patched in 4.5.1
  17. 2026-06-26 CVE-2026-13331 Improper Neutralization of Special Elements used in an SQL Command Affects <= 4.5.5 Patched in 4.5.6
  18. 2026-06-25 CVE-2026-13226 Improper Neutralization of Special Elements used in an SQL Command Affects <= 4.5.4 Patched in 4.5.5
  19. 2026-04-24 CVE-2026-40793 Missing Authorization Affects < 4.4.1 Patched in 4.4.1
  20. 2026-04-16 CVE-2026-40727 Improper Limitation of a Pathname to a Restricted Directory Affects <= 4.4 Patched in 4.4.1
  21. 2025-11-20 CVE-2025-12750 Improper Neutralization of Special Elements used in an SQL Command Affects <= 4.2.6.1 Patched in 4.2.7
  22. 2025-10-31 CVE-2025-64367 Improper Neutralization of Input During Web Page Generation Affects <= 4.2.6 Patched in 4.2.6.1
  23. 2025-08-05 CVE-2025-54053 Deserialization of Untrusted Data Affects <= 4.2.2 Patched in 4.2.2.1
  24. 2025-07-04 CVE-2025-48300 Unrestricted Upload of File with Dangerous Type Affects <= 4.2.1 Patched in 4.2.2
  25. 2025-05-08 CVE-2025-4206 Improper Limitation of a Pathname to a Restricted Directory Affects <= 4.1.1.2 Patched in 4.1.2
  26. 2025-03-31 CVE-2025-1267 Improper Neutralization of Input During Web Page Generation Affects <= 3.7.4.1 Patched in 4.0
  27. 2025-01-13 CVE-2025-0394 Unrestricted Upload of File with Dangerous Type Affects <= 3.7.3.5 Patched in 3.7.3.6
  28. 2025-01-03 CVE-2024-56289 Improper Neutralization of Input During Web Page Generation Affects <= 3.7.3.3 Patched in 3.7.3.4
  29. 2024-06-27 CVE-2024-37264 Improper Neutralization of Input During Web Page Generation Affects <= 3.4.2.3 Patched in 3.4.3
  30. 2024-06-21 CVE-2024-37235 Cross-Site Request Forgery Affects <= 3.4.2.3 Patched in 3.4.3
  31. 2023-10-25 CVE-2023-40681 Improper Neutralization of Input During Web Page Generation Affects <= 2.7.11.10 Patched in 2.7.11.11
  32. 2023-05-30 CVE-2023-34178 Cross-Site Request Forgery Affects <= 2.7.11 Patched in 2.7.11.1
  33. 2023-05-30 CVE-2023-34179 Improper Neutralization of Special Elements used in an SQL Command Affects <= 2.7.11 Patched in 2.7.11.1
  34. 2023-05-19 CVE-2023-2715 Missing Authorization Affects <= 2.7.8.9 Patched in 2.7.10
  35. 2023-05-19 CVE-2023-2714 Missing Authorization Affects <= 2.7.9.8 Patched in 2.7.10
  36. 2023-05-19 CVE-2023-2716 Missing Authorization Affects <= 2.7.9.8 Patched in 2.7.10
  37. 2023-05-19 CVE-2023-2735 Improper Neutralization of Input During Web Page Generation Affects <= 2.7.9.8 Patched in 2.7.10
  38. 2023-05-19 CVE-2023-2736 Cross-Site Request Forgery Affects <= 2.7.9.8 Patched in 2.7.10
  39. 2023-05-19 CVE-2023-2717 Cross-Site Request Forgery Affects <= 2.7.9.8 Patched in 2.7.10
  40. 2023-03-20 CVE-2023-1425 Improper Neutralization of Special Elements used in an SQL Command Affects <= 2.7.9.3 Patched in 2.7.9.4
  41. 2019-10-23 Improper Neutralization of Special Elements used in an SQL Command Affects <= 1.3.11.13 Patched in 2.0.8
  42. 2019-09-10 Improper Neutralization of Input During Web Page Generation Affects <= 2.0.8.1 Patched in 2.0.9.11
  43. 2019-04-08 CVE-2019-15647 Improper Control of Generation of Code Affects < 1.3.5 Patched in 1.3.5

Vulnerability records provided by Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. License and terms.

CVE records: Copyright 1999-2026 The MITRE Corporation. CVE terms of use.

Behavioral tests

via WP Hive

Automated install-time checks, tested on PHP 8.1.12 · WP 7.0.1

✓ Low memory footprint
✓ Low page-speed impact
✕ Runs on latest PHP + WP
✕ No PHP errors
✕ No JS errors
✓ Activates cleanly
✓ No resource errors
✓ No external HTTP errors
✓ Optimized database use
✕ Frequently updated

Languages

via translate.wordpress.org

Translated into 5 languages, 1 at 90% or more

Lao 90%
Swedish 15%
Russian 7%
Chinese (China) 3%
Italian 1%

AI assistants

How it's measured →

Whether ChatGPT and Claude name this plugin when asked the category question, and whether the readme gives them something to quote.

Premium

Share of voice

How often each assistant names Groundhogg when asked about this topic, where it comes in the answer, and how that compares with its wp.org search position. Latest run 25 Oct 2026.

Assistants
ChatGPT, Claude
Topics tracked
Newsletter
Get early access to Premium →

Readme readiness

8 of 8 pass · checked 25 Oct 2026

Can an assistant quote this readme? Eight deterministic checks over the wp.org listing, no model involved.

  • ✓ Says what it does "Groundhogg is the best WordPress CRM & Marketing Automation plugin. Create flows, email campaigns, and have..."
  • ✓ Has a FAQ 12 questions in the FAQ.
  • ✓ FAQ asks real questions 12 of 12 read like questions a user would type.
  • ✓ Names who it is for Names its audience or use cases ("use cases", "essential for", "perfect for").
  • ✓ Names what it works with Mentions WooCommerce, Elementor, WPForms, Mailchimp and 11 more.
  • ✓ Headings and lists 27 headings and 13 lists.
  • ✓ Enough to quote 14,475 characters of description.
  • ✓ Tags match the text 4 of 5 tags appear in the text; "email automation" does not.

Growth timeline

Install-tier crossings we have observed, and how long each tier took to outgrow

  1. 2022-12-04 3K+ → 2K+ down after 9 days in tier
  2. 2022-11-25 2K+ → 3K+ up after 1 days in tier
  3. 2022-11-24 3K+ → 2K+ down after 1 days in tier
  4. 2022-11-23 2K+ → 3K+ up after 50 days in tier
  5. 2022-10-04 3K+ → 2K+ down after 64 days in tier
  6. 2022-08-01 2K+ → 3K+ up after 528 days in tier
  7. 2021-02-19 3K+ → 2K+ down after 73 days in tier
  8. 2020-12-08 2K+ → 3K+ up after 76 days in tier

Competes with

The plugins that solve the same job, ranked by shared tags then reach, closest match first. The letter on the right is each plugin's health grade (A best, F worst).

Embed this report card

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Preview card ↗

Groundhogg — CRM, Newsletters, and Marketing Automation: 2K+ active installs, 4.8★ (150 reviews). Plugin Pulse (WP Mayor), as of 2026-10-31. https://plugins.wpmayor.com/plugin/groundhogg

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