Tacere 2.1.0 beta 5 pushed to the Play Store.
This release adds support for setting a default ringer on a per-calendar basis, and includes a number of bugfixes and some visual improvements.
The apk for this release is available from the GitHub repository.
The app can also be downloaded from the Google Play Store. If you wish to test the beta releases instructions on how to subscribe are available on the Tacere Community page.