We have an option in Taskulu
In a day that you choose you can recieve weekly reports
weekly reports that involves how many tasks added, the 5 most active users and number of their activities, time logs, members of project and number of active users, number of all activities and total time spent on project.
you can activate weekly reports in project setting as blow:
and you can set the teams of recievers and the day of emails.
After you enabled this feature you will recieve an email on the day you want
This is what you will see: