Can I view call metrics and logs for all the numbers I own?
Yes, you can filter and view the metrics based on various details such as incoming, outgoing, and missed calls for specific numbers. View additional call details with Advanced Call Metrics such as talk time, IVR time, hold time, etc. Freshcaller also provides billing or call costs along with call metrics. 

How and where are voicemails and call recordings stored?
These are stored in Freshcaller's AWS servers. You can choose to download individual call recordings.

Can I download and view these metrics in detail? 
Yes, you can export and download the call metrics based on the filters you choose and have all the data available to you at any time.

Read more about Call Metrics here.