Call log analyzer

It allows getting statistic per contact, group of contacts, specific number, name, combination of name and number. App support regular expressions to view statistic by several numbers/names.

Note: By default only two groups are created: All calls and calls with unknown names. Please create own group to view as you wish. Application has wide capability to filter calls.

This app collect information from phone log storage, store and post process independently. It does not allow editing or removing history from phone storage.
Main features:
- Support of all standard call types, including the latest from Android 7.1
- Mapping of proprietary call types to standard types, Ignore proprietary calls
- Create separate group for statistic view
- Groups based on: name/number, contact or group of contacts
- View statistic in list or graph view
- Filter calls by type
- Define longest calls, popular numbers, etc.
- Store log history more than build-in storage
- Make log backup
- Periodical synchronization with build-in storage
- Number regions
- Themes support

Permissions required:
- Storage: for backups
- Phone state: get trigger for new call
- Boot: for periodical synchronization after boot

Recent changes:
Changed month movement logic to keep last day of the month.