pMetrics has both free and paid plans, as shown below.

All new accounts automatically get a free 21 day trial of the Pro service. You can upgrade any time during or after the trial.


Free

Starter

Pro

Super Pro

Custom

Web sites you can track

1

3

10

30

Up to 1,000

Daily page views (total)

3,000

10,000

30,000

100,000

Up to 5,000,000

Monthly price $6.99 $9.99 $24.99 Varies
Yearly price - huge savings! $39.99 $59.99 $149.99 Varies
All the basics
Content / Searches / Referrers / etc
Individual visitors and actions
Real time data   More...
Basic segmentation
Customizable dashboard
iPhone/Android mobile versions
API access
RSS feeds
Widgets
+ Lots more!

Premium features

(listed below)
The Starter plan has all premium features below except HTTPS, Sub-users, Goals, Campaigns, Big screen, Search rankings, and Twitter.
Spy Sub-user accounts Advanced visitor segmentation
Alerts Track outbound links Organizations
HTTPS tracking support Track downloads Email reports
Goal tracking Video analytics Engagement reports
Campaign tracking No ads Data export
Long term metrics Split testing More data history
Google search rankings Twitter keyword monitoring Big screen mode
Better bounce rate Custom data tracking Multiple dashboards