Stew Dellow

<p>WP Simple Subscriber simply collects data for an external Newsletter service of your choice. All data is exportable as a CSV file for use with mainstream services like Campaign Monitor, Dot Mailer etc. This plugin does not provide a way to send out newsletters.</p>


WP Simple Subscriber

Allows you to collect subscribers via a simple form (in a shortcode) or your own custom form.

viperchill

<p>ViperBar adds an attractive bar to your site header, which you can use to increase blog or newsletter subscribers. It includes built in styling, Aweber & Feedburner integration, conversion rate tracking, split-testing, themes, and much more.</p>
<p><a href="http://www.viperchill.com/" rel="nofollow ugc">ViperChill</a>, a blog on Viral Marketing, is the creator of this plugin. If you want to take your blog to the next level, you should read this post on <a href="http://www.viperchill.com/wordpress-seo/" rel="nofollow ugc">WordPress SEO</a>.</p>
<h3>Donations</h3>
<p>You may make donations at http://www.viperchill.com</p>


ViperBar

ViperBar adds an attractive bar to your site header, which you can use to increase blog or newsletter subscribers.

WP Simple Subscriber vs ViperBar