Ayebare Mucunguzi Brooks

This plugin gives every widget extra language control fields that let you control the languages that the widget or sidebar will appear on when using WPML plugin. 
The plugin was adopted from alanft’s amazing widget logic plugin and stream lined to make it an extremely light weight plugin with only one purpose: to filter widgets and sidebars according to WPML languages.
To get quick support for this plugin, submit a support ticket <a href="http://zanto.org/support" rel="nofollow ugc">here</a> 
To keep up to date with the latest WordPress translation, localization and Internationalization news, subscribe to our blog at <a href="http://zanto.org" title="WordPress translation, Internationalization and localization" rel="nofollow ugc"> Zanto</a> 
For more free and premium multilingual plugins for WPML, and Zanto visit our<a href="http://shop.zanto.org" title="wordpress multilingual plugins" rel="nofollow ugc"> Multilingual plugins page</a>. all GPL

WPML Widget Filter

WPML Widget Filter lets you control on which languages widgets or sidebars appear when using WPML Translation plugin.

wepic

This plugin requires <a href="https://wpml.org/" rel="nofollow ugc">WPML</a> to be installed and activated!
This plugin adds a language switcher widget to the <a href="https://wordpress.org/plugins/elementor/" rel="ugc">Elementor Page Builder</a>. Elementor plugin must be activated to use this plugin. After you activate the required plugins, the widget will be available for use in Elementor.
<h4>Installation</h4>
<ol>
<li>Install using the WordPress built-in Plugin installer, or Extract the zip file and drop the contents in the <code>wp-content/plugins/</code> directory of your WordPress installation.</li>
<li>Activate the plugin through the ‘Plugins’ menu in WordPress.</li>
<li>Go to Pages > Add New</li>
<li>Press the ‘Edit with Elementor’ button.</li>
<li>Now you can search for “Language Switcher” in the left panel.</li>
<li>Next, drag and drop the widget from the left panel onto the content area.</li>
<li>Build something amazing!</li>
</ol>

Language Switcher for Elementor

This plugin adds a language switcher widget to the Elementor Page Builder.

WPML Widget Filter vs Language Switcher for Elementor