jamie@phoenix:~/Downloads$ snap list
Name Version Developer
ubuntu-clock-app 3.6+snap3 ubuntucoredev
ubuntu-core 16.04.0-24 canonical
jamie@phoenix:~/Downloads$ snap refresh ubuntu-clock-app
[sudo] password for jamie:
120.11 MB / 120.11 MB [===========================================================] 100.00 % 3.02 MB/s
jamie@phoenix:~/Downloads$ snap changes
ID Status Spawn Ready Summary
4 Hold 2016-04-18T18:46:29Z - Remove "ubuntu-clock" snap
8 Done 2016-04-20T14:30:49Z 2016-04-20T14:30:52Z Install "moon-buggy" snap
9 Done 2016-04-20T14:32:28Z 2016-04-20T14:32:29Z Remove "moon-buggy" snap
10 Done 2016-04-20T14:45:45Z 2016-04-20T14:45:48Z Install "links" snap
11 Done 2016-04-20T14:51:02Z 2016-04-20T14:51:03Z Remove "links" snap
12 Hold 2016-04-20T14:52:04Z - Remove "ubuntu-calculator-app.calculator" snap
13 Done 2016-04-20T14:52:38Z 2016-04-20T14:52:39Z Remove "ubuntu-calculator-app" snap
14 Done 2016-04-20T14:52:51Z 2016-04-20T14:53:29Z Install "ubuntu-calculator-app" snap
15 Done 2016-04-20T14:55:45Z 2016-04-20T14:55:47Z Remove "ubuntu-calculator-app" snap
16 Done 2016-04-20T15:33:16Z 2016-04-20T15:33:56Z Refresh "ubuntu-clock-app" snap
jamie@phoenix:~/Downloads$ snap list
Name Version Developer
ubuntu-clock-app 3.6+snap3 ubuntucoredev
ubuntu-core 16.04.0-24 canonical
jamie@phoenix:~/Downloads$ sudo snap install ubuntu-clock-app
error: can't install "ubuntu-clock-app": snap "ubuntu-clock-app" already installed
jamie@phoenix:~/Downloads$ sudo snap remove ubuntu-clock-app
[\] Remove snap "ubuntu-clock-app" from the system
jamie@phoenix:~/Downloads$ sudo snap install ubuntu-clock-app
error: can't install "ubuntu-clock-app": snap "ubuntu-clock-app" already installed