diff --git a/fish-complete/timer-complete.fish b/fish-complete/timer-complete.fish
new file mode 100644
index 0000000..ef5abfe
--- /dev/null
+++ b/fish-complete/timer-complete.fish
@@ -0,0 +1,92 @@
+# -*- tab-width: 4 -*-
+
+## Copy file to the fish config dir and add next lines to config.fish:
+#
+# set -l configdir ~/.config
+# if set -q XDG_CONFIG_HOME
+#     set configdir $XDG_CONFIG_HOME
+# end
+#
+# source $configdir/fish/timer-complete.fish
+
+function __cmd_contains
+    set -l cmdl (commandline -cpo)
+    if test (count $cmdl) -le 1
+        return 1
+    end
+    set -l cmdl $cmdl[2..-1]
+
+    for i in $argv
+        if contains $i $cmdl
+            return 0
+        end
+    end
+    return 1
+end
+
+function __cmd_contains_only
+    set -l cmdl (commandline -cpo)
+    if test (count $cmdl) -le 1
+        return 1
+    end
+    set -l cmdl $cmdl[2..-1]
+
+    for i in $cmdl
+        if not contains $i $argv
+            return 1
+        end
+    end
+    return 0
+end
+
+function __cmd_empty
+    test (count (commandline -cpo)) -eq 1
+end
+
+set -l __tasklist (timer tasklist)
+set -l __lasttask (timer lasttask)
+set -l __deadlist (timer deadlist)
+set -l __archlist (timer archlist)
+
+# do not use files for complete timer
+complete -c timer --no-files
+
+# start
+complete -c timer -n "__cmd_empty" -a start -d "Start new task"
+complete -c timer -n "__cmd_contains start" -a $__tasklist
+
+# stop
+complete -c timer -n "__cmd_empty" -a stop -d "Stop task"
+complete -c timer -n "__cmd_contains stop" -a $__lasttask
+
+# report
+complete -c timer -n "__cmd_empty" -a report -d "Show report"
+complete -c timer -n "__cmd_contains_only report" -a "day week month"
+complete -c timer -n "__cmd_contains report; and __cmd_contains day week month" -a (date +'%Y-%m-%d')
+
+#deadline
+complete -c timer -n "__cmd_empty" -a deadline -d "Show report"
+complete -c timer -n "__cmd_contains_only deadline" -a $__tasklist
+complete -c timer -n "__cmd_contains_only deadline" -a "set clear all"
+complete -c timer -n "__cmd_contains deadline; and __cmd_contains set" -a "$__tasklist (date +'%Y-%m-%d') (date +'%H:%M:%S')"
+complete -c timer -n "__cmd_contains deadline; and __cmd_contains clear" -a $__deadlist
+
+#timesheet
+complete -c timer -n "__cmd_empty" -a timesheet -d "Show all raw events"
+complete -c timer -n "__cmd_contains_only timesheet" -a $__tasklist
+complete -c timer -n "__cmd_contains_only timesheet" -a "day week month"
+complete -c timer -n "__cmd_contains timesheet; and __cmd_contains day week month" -a (date +'%Y-%m-%d')
+
+#archive
+complete -c timer -n "__cmd_empty" -a archive -d "Show/add archive tasks"
+complete -c timer -n "__cmd_contains archive" -a $__tasklist
+
+#unarch
+complete -c timer -n "__cmd_empty" -a unarch -d "Remove task from archive"
+complete -c timer -n "__cmd_contains unarch" -a $__archlist
+
+#refresh
+complete -c timer -n "__cmd_empty" -a refresh -d "Refresh worksheet file"
+
+#help
+complete -c timer -n "__cmd_empty" -a help -d "Help"