Virtual gifts+Credits allows your members to purchase credits packages through paypal to use with the virtual gifts addon.
(Both addons are included in this package)
Admin has the option to set gift prices as free or paid. Credits are auto-posted to a members account after checkout using Paypal IPN.
Live demos:
http://www.socialmeet.net/credit/home
http://www.socialmeet.net/gift/gallery
Login: TestAccount / 123456
Please do not create fake accounts, as this is a live site.