Title: Plauderknopf
Author: Markus Hieger
Published: <strong>October 24, 2026</strong>
Last modified: October 24, 2026

---

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![](https://ps.w.org/plauderknopf/assets/banner-772x250.png?rev=3762863)

![](https://ps.w.org/plauderknopf/assets/icon-256x256.png?rev=3762863)

# Plauderknopf

 By [Markus Hieger](https://profiles.wordpress.org/plauderknopf/)

[Download](https://downloads.wordpress.org/plugin/plauderknopf.0.5.0.zip)

 * [Details](https://wordpress.org/plugins/plauderknopf/#description)
 * [Reviews](https://wordpress.org/plugins/plauderknopf/#reviews)
 *  [Installation](https://wordpress.org/plugins/plauderknopf/#installation)
 * [Development](https://wordpress.org/plugins/plauderknopf/#developers)

 [Support](https://wordpress.org/support/plugin/plauderknopf/)

## Description

Plauderknopf adds a floating chat button with a small popup (avatar, name, welcome
message, contact options) to your site.
 Visitors are sent to the chosen service
only when they click a channel. Until then, no data is transferred to third parties.

 * Channels: WhatsApp, Telegram, Signal, Messenger, Instagram, phone, email, SMS–
   with prefilled messages and the placeholders {page_title} and {url}
 * Contact persons with photo, role, their own channel and their own availability(
   shown greyed out outside their hours)
 * Design: position, offsets, size, colors (text contrast is chosen automatically),
   icon, button shape, window corner radius, light/dark/system theme
 * Behaviour: delayed appearance, auto-open after time, scroll depth or exit intent,
   notification badge
 * Targeting: all pages, all except, only on (paths with * wildcards), devices, 
   new or returning visitors
 * Schedule: weekdays and hours (also across midnight) in the site timezone; hide
   the button or show an offline note outside hours
 * Statistics: clicks per channel and day – anonymous, no cookies, no IP addresses
 * Shortcode [plauderknopf channel=”whatsapp” label=”…” message=”…”] for buttons
   inside content
 * Import from “Elfsight WhatsApp Chat CC”
 * Rendered in a Shadow DOM, so theme CSS cannot break it; keyboard accessible (
   Esc, ARIA)

The plugin is translation-ready. Translations are managed on translate.wordpress.
org.

WhatsApp, Messenger and Instagram are trademarks of Meta Platforms, Inc. Telegram
is a trademark of Telegram FZ-LLC. Signal is a trademark of Signal Technology Foundation.

Plauderknopf is not affiliated with or endorsed by these companies.

### Privacy

All assets load from your own server. A click counter stores aggregated numbers 
per day and channel without personal data.
 In the visitor’s browser, localStorage/
sessionStorage remembers whether the popup was opened and whether this is the first
visit. A suggested text for your privacy policy is added under Settings  Privacy.

### External services

Plauderknopf does not contact any external service on its own. It only creates links.
When a visitor clicks a channel, their browser opens that service, and the provider’s
terms and privacy policy apply:

 * WhatsApp (wa.me) – [Terms](https://www.whatsapp.com/legal/terms-of-service), 
   [Privacy](https://www.whatsapp.com/legal/privacy-policy)
 * Telegram (t.me) – [Terms](https://telegram.org/tos), [Privacy](https://telegram.org/privacy)
 * Signal (signal.me) – [Terms & Privacy](https://signal.org/legal/)
 * Facebook Messenger (m.me) – [Terms](https://www.facebook.com/terms), [Privacy](https://www.facebook.com/privacy/policy)
 * Instagram (ig.me) – [Terms](https://help.instagram.com/581066165581870), [Privacy](https://privacycenter.instagram.com/policy)

The page path where the click happened and the page title can be included in a prefilled
message if you add the placeholders {url} or {page_title} to that message.

### Credits

Brand icons for WhatsApp, Telegram, Signal, Messenger and Instagram are from [Simple Icons](https://simpleicons.org/)(
CC0 1.0).

### Hooks

 * Filter `plauderknopf_should_display` (bool $show, array $settings)
 * Filter `plauderknopf_config` (array $config, array $settings)
 * Action `plauderknopf_click` (string $channel)

## Screenshots

[⌊Chat window with contact persons and channels.⌉⌊Chat window with contact persons
and channels.⌉[

Chat window with contact persons and channels.

## Installation

 1. Install the plugin via Plugins  Add New, or upload the folder to `/wp-content/plugins/`.
 2. Activate it.
 3. Go to the new **Plauderknopf** menu, add at least one channel or contact person
    and save.

## FAQ

### Does it load anything from WhatsApp, Meta or other services?

No. Icons, script and styles come from your own server. A visitor is forwarded to
a service only after clicking a channel.

### Do I need the WhatsApp Business API?

No. Plauderknopf uses the official click-to-chat links (wa.me, t.me, signal.me, 
m.me, ig.me). Conversations take place in the messenger app.

### Does it work with caching plugins?

Yes. Device, visitor type and schedule are checked in the browser, so cached pages
show the correct state.

### Can I style the button?

Use the design settings. For further tweaks, add CSS under Appearance  Customize
Additional CSS (or the Site Editor’s Styles) using the CSS parts `button`, `label`,`
panel` and `header`, e.g. `#plauderknopf::part(button) { box-shadow: none; }`.

## Reviews

There are no reviews for this plugin.

## Contributors & Developers

“Plauderknopf” is open source software. The following people have contributed to
this plugin.

Contributors

 *   [ Markus Hieger ](https://profiles.wordpress.org/plauderknopf/)

[Translate “Plauderknopf” into your language.](https://translate.wordpress.org/projects/wp-plugins/plauderknopf)

### Interested in development?

[Browse the code](https://plugins.trac.wordpress.org/browser/plauderknopf/), check
out the [SVN repository](https://plugins.svn.wordpress.org/plauderknopf/), or subscribe
to the [development log](https://plugins.trac.wordpress.org/log/plauderknopf/) by
[RSS](https://plugins.trac.wordpress.org/log/plauderknopf/?limit=100&mode=stop_on_copy&format=rss).

## Changelog

#### 0.5.0

 * Removed the Custom CSS field; new design options for button shape and window 
   corner radius. Styling via WordPress’ Additional CSS is possible through CSS 
   parts.
 * Translations are no longer bundled; they are provided by translate.wordpress.
   org.

#### 0.4.0

 * English source strings with German translations (de_DE, de_AT, de_CH).
 * Escaping and sanitizing improvements for the WordPress.org review.

#### 0.3.1

 * Plugin Check fixes: prepared table identifiers, translators comment, translation
   template, English readme.

#### 0.3.0

 * New channel: Signal.
 * Contact persons with photo, role, own channel and own availability.

#### 0.2.0

 * New channels: Facebook Messenger (m.me) and Instagram Direct (ig.me).
 * Popup stays inside the visible area with large offsets and on small screens.

#### 0.1.0

 * First version.

## Meta

 *  Version **0.5.0**
 *  Last updated **5 days ago**
 *  Active installations **Fewer than 10**
 *  WordPress version ** 6.2 or higher **
 *  Tested up to **7.1.4**
 *  PHP version ** 7.4 or higher **
 * Tags
 * [chat button](https://wordpress.org/plugins/tags/chat-button/)[click to chat](https://wordpress.org/plugins/tags/click-to-chat/)
   [contact](https://wordpress.org/plugins/tags/contact/)[telegram](https://wordpress.org/plugins/tags/telegram/)
   [whatsapp](https://wordpress.org/plugins/tags/whatsapp/)
 *  [Advanced View](https://wordpress.org/plugins/plauderknopf/advanced/)

## Ratings

No reviews have been submitted yet.

[Your review](https://wordpress.org/support/plugin/plauderknopf/reviews/#new-post)

[See all reviews](https://wordpress.org/support/plugin/plauderknopf/reviews/)

## Contributors

 *   [ Markus Hieger ](https://profiles.wordpress.org/plauderknopf/)

## Support

Got something to say? Need help?

 [View support forum](https://wordpress.org/support/plugin/plauderknopf/)