Which work schedule service to choose for your employees?

Question

Project management

Preamble:
The girl came from the USA and told how she worked there.
On a special service, the employer creates an account with a work schedule. He gives invites to his employees and they themselves put themselves on the schedule, whoever can when. If "holes" are formed in the schedule, then everyone receives a notification like "could you work from 18 to 20 hours?".
Service wheniwork.com
Are there any analogues in Russian?

Answer 1

desktime.com seems to be okay