authorSTREAM, a leading slide sharing site launched their Premium services that offers many options over and above the free services. The free services are still available, and are unnchanged with the launch of the new Premium services.
Premium services are available in two flavors:
- Premium Plus, $ 9.95 per month
- Premium Pro, $ 29.95 per month
Jagdeep Singh Pannu of authorSTREAM sent me this link that explains the differences between all their services
And here’s an embedded presentation that explains more.