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- Profile Filters: data saved to the recipient's profile
- Activity Filters: actions that a recipient did or did not perform
- Geolocation; the approximate location of a recipient
- Device Filters: the device that a recipient has used in the past
On the filters summary page we added two new feature to the actions menu - "Use in email search" and "Use in SMS search" - to quickly search recipients using that filter.
Test a filter
With Mailup 8.8 you can now test a filter as you create it or edit it by performing a real-time email or SMS search that returns the number of subscribers that match the filter (great feature improving your productivity 
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