SpeakPipe

With SpeakPipe you can receive voice messages from your audience directly on your website. Installing SpeakPipe on a website is easy and takes less than a minute. Visitors don’t need a SpeakPipe account to send you voicemail. A message can be sent with just a few clicks without typing anything. 
Learn more at http://www.speakpipe.com/tour
This plugin allows site owners to easily integrate their SpeakPipe code into their WordPress site without having to change any source code or theme files. 
Please note that all your voice messages and data are stored on speakpipe.com, for more information please see our Privacy Policy at http://www.speakpipe.com/privacy
Feel free to contact us with any questions at http://www.speakpipe.com/contact or via email support@speakpipe.com

SpeakPipe – Voicemail for Websites

Allows your customers, blog readers, podcast listeners and fans to send you voice messages right from a browser without any phone calls.

Phoenix Studio

Easy Voice mail Provides a simpler, more efficient way for your clients to contact you and express their needs via voice mail. 
This plugin provides an easy way to enable your clients to contact you by sending you a voice mail, all they will need to do is to hit the record button and save the message once they are done. 
* The plugin provides a clean and comfortable user interface to review and manage the voice messages. 
* The plugin provides a configuration panel that enables you to limit the message duration and set a custom message for users, displayed in the clients side. 
* The plugin will enable (request using) microphone only during recording. 
* Easy to install and set, 2 steps only, no registration, SignUp or third party services are required. 
* We care about privacy, all messages are stored in the website, the plugin does not use any third party for storage or library that can track you or your clients. 
* Works on most current desktop and mobile web browsers. 
* Direct links to download recoreded files to computer or phone. 
* Notification by email.
Important: Due to security limitations, the web browser will not allow the usage of the microphone in non-https connection, which means that the plugin will only work on websites where https connection is enabled.

Easy Voice Mail

Provides a simpler, more efficient way for your client to contact you and express their needs via voice mail.

SpeakPipe – Voicemail for Websites vs Easy Voice Mail