Uplink7

Uplink7 Automatic Translator for Google Translate is a lightweight and powerful solution to make your website global. It uses the official Google Translate engine to provide instant translations into over 100 languages.
Unlike other plugins, it focuses on performance and SEO. Features include: 
* Lazy-Load Technology: The Google Translate script only loads when needed, keeping your site fast. 
* Automatic Injection: Place the translator in the header, footer, or as a floating widget without touching code. 
* SEO Optimized: Supports Hreflang tags to help search engines index your translated content (Premium). 
* Privacy & Protection: Includes email protection to prevent bots from scraping your email addresses in translated versions. 
* Full Customization: Adjust colors, borders, and font sizes to match your brand design.
<h4>External Services</h4>
This plugin relies on the third-party service Google Translate to provide the translation functionality. 
* Service: Google Translate (Google LLC) 
* Usage: It loads the Google Translate API script to enable the language switcher and content translation. 
* Data sent: When a user interacts with the translator, technical data (such as the IP address and browser information) may be sent to Google to provide the service. No personal WordPress user data is transmitted. 
* Links: <a href="https://policies.google.com/privacy" rel="nofollow ugc">Google Privacy Policy</a>, <a href="https://policies.google.com/terms" rel="nofollow ugc">Google Terms of Service</a>.

Uplink7 Automatic Translator for Google Translate

Professional Google Translate integration with Lazy-Load, SEO-Hreflang tags, Auto-Injection, and Email Protection.

Alexander Rauscha

mLanguage adds Multilanguage Support to your Blog. You have only to write post, tagging each language.
This plugin will not be maintained any longer.
If you want to cantact me anyway, visit http://alexrauscha.com or send me a message on twitter(@gnomx, http://twitter.com/gnomx)
<h3>Features</h3>
<ul>
<li>You have to write only one post/site by tagging the different languages.</li>
<li>Easily switch between the Languages with the Menu without reloading the site.</li>
<li>Only displays default Language in the feed with a note at the bottom that this article is also available in other languages.</li>
<li>Options to add or delete Language Tags or change the default one.</li>
<li>Change Flags in the Options.</li>
</ul>

mLanguage

mLanguage allows you to write your blog contents in different languages.

Uplink7 Automatic Translator for Google Translate vs mLanguage