Yes we do but we restrict the access to this functionality.
In the event that your device cannot detect an internet connection, Timekeepr will boot into offline mode which will show the following message.
Employees can still clock in and clock out as normal when logged in as an administrator.
Whenever the device comes back online, the events will be synced periodically to Timekeepr.
Please note we recommend that the device connects to the internet at least once a day for best data retention.