Sorry for the inconvenience caused.
We have already found and fixed mentioned issue with increasing memory when changing schedule type (month,day). Fix for this issue will be available in our upcoming Volume 1 main release which is expected to be available by end of this month (March) or else if you need patch in advance you can create incident in below link.
Thanks for your response.
We will update you once our Volume 1, 2016 release has been rolled out. We appreciate your patience until then.