by Adrian Tobey 4.8 (32 reviews)

HollerBox — Fast & Effective Popups & Lead-Generation

Name: HollerBox — Fast & Effective Popups & Lead-Generation
Rating: 4.8 (32 reviews)
Author: Adrian Tobey

Get more leads and sales with effective popups that convert! Integrate HollerBox with your favorite CRM and email marketing tools.

HollerBox ranks #4,397 among WordPress.org plugins with 2,000+ active installations, is #228 of 3,352 in the Communication category, a 4.8/5 rating from 32 reviews, and was last updated Jul 27, 2026. Data from WordPress.org, refreshed twice daily — see methodology.

Tested up to WP 7 (Current: 7.1)

v2.3.13 Current Version v2.3.13

Updated 1 month ago Last Update on 27 Jul, 2026

Refreshed 8 hours ago Last Refreshed on

#228 of 3,352 in Communication Top 10% by installs

View on WordPress.org

Rank

#4,397

-9 this week

Active Installs

2K+

-32.6%

KW Avg Position

82.3

0.5 better

Downloads

186.8K

+23 today

Support Resolved

— No change

Rating

96%

Review 4.8 out of 5

4.8 (32 reviews)

Next Milestone 3K

Total Progress 96.1%

2K+ 3K+

152

Ranks to Climb

Growth Needed

8,000,000

Active Installs

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Need 39 more installs to reach 3K+

Rank Changes

Current #4,397

Change

Best #

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Active Installs Growth

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Active Installs 0,000,000+

Growth +0.0%

Peak 0,000,000

Downloads Growth

Downloads

Growth

Peak

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Reviews & Ratings

4.8

32 reviews

Overall 96%

30 (94%)

0 (0%)

1 (3%)

Security History

Source: WPVulnerability

5 known vulnerabilities on record · 1 in the last 24 months · checked 1 month ago

Jun 2, 2026

HollerBox — Fast & Effective Popups & Lead-Generation [holler-box] < 2.3.11

CVE-2026-48885 · Fixed in v2.3.11
Sep 1, 2023

HollerBox — Fast & Effective Popups & Lead-Generation [holler-box] < 2.3.3

CVE-2023-41657 · Fixed in v2.3.3
May 30, 2023

HollerBox — Fast & Effective Popups & Lead-Generation [holler-box] < 2.1.4

CVE-2023-2111 · Fixed in v2.1.4
May 4, 2023

HollerBox — Fast & Effective Popups & Lead-Generation [holler-box] < 2.1.4

Fixed in v2.1.4
May 2, 2023

HollerBox — Fast & Effective Popups & Lead-Generation [holler-box] < 2.1.4

Fixed in v2.1.4

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Plugin Details

Version: 2.3.13
Last Updated: Jul 27, 2026
Requires WP: 5.0+
Tested Up To: 7
PHP Version: N/A
Author: Adrian Tobey

Support & Rating

Rating: ★ ★ ★ ★ ★ 4.8
Reviews: 32
Support Threads: 0
Resolved: 0%

Keywords

Optin email marketing popup popups

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TL;DR

AI summary of the plugin's readme

HollerBox is aimed at agencies, WordPress freelancers, e-commerce stores, and small businesses running WordPress sites who want to generate leads and sales through popups. It solves the problem of costly, capped popup/SaaS tools by offering a self-hosted popup builder with no limits on popups, impressions, or leads.

Visual popup builder
Slide in notifications
Fake chat conversation popup
Lightboxes popup layout
Progress bar layout
Opt-in forms
Integrates with Groundhogg
Integrates with Zapier and Webhooks

Frequently Asked Questions

Common questions about HollerBox — Fast & Effective Popups & Lead-Generation

Yes, by default you can connect to Groundhogg for free, or to any CRM via Zapier. In HollerBox Pro you can connect to... ActiveCampaign ConvertKit Drip HubSpot Mailchimp MailPoet

We recommend Groundhogg, and open-source CRM built for WordPress.

We recommend MailHawk, the SMTP service built for WordPress.

Yes, HollerBox will work with any WordPress theme!

No, you can use HollerBox for free, forever. HollerBox is a Open Source project designed to democratize popups and provide simple easy to use tools to new and none tech savvy business owners. That being said, our premium upgrades can seriously help your business! Use our proven tools and strategies to supercharge your marketing and WordPress site!

Yes, HollerBox can integrated with many of the most popular WordPress plugins around to create an even more powerful popup experience.

Yes, HollerBox does not store any subscriber data locally and sends all data to your CRM of choice. We follow all best WordPress security practices. Plus it's open source, so we have a large community looking out for potential weaknesses when it comes to your data.

Yes, we have tools available to meet the criteria of all the worlds ANTI-SPAM & privacy legislation.

You can purchase a premium plan for access to support and our premium extensions & integrations on our pricing page.

You can report security bugs through the Patchstack Vulnerability Disclosure Program. The Patchstack team helps validate, triage and handle any security vulnerabilities. Report a security vulnerability.