Charjing

Charjing provides a very simple products billing and subscription management.using custom post type

Charjing For Subscription Billing

This Plugin allows you to  manage products and receive payments using authorize.net merchant account.

Devendra Sharma

This is a Payment plugin that provides a points by Authorize.net which allows user buy points for purchase. To use this plugin just use the shortcode [cp_authtopupcp].
Features are as follows:
<ul>
<li>Shortcodes for displaying the form [cp_authtopupcp]</li>
<li>Settings screen for adjusting various settings</li>
</ul>
There are css styles that you can override in your own template.
I’m also available for paid support only should you need any.

CubePoints Authorize.net Module

This is a Payment plugin that provides a points by Authorize.net which allows user buy points for purchase.

Charjing For Subscription Billing vs CubePoints Authorize.net Module