To anyone looking for a new shot timer here's a good comparison to all the popular ones. Yes I know its missing some, but these are the most popular you tend to
Pact Club Shot Timer 3 - 8541986701 for sale online | eBay
WeaponSwingTimer : Classic - General : World of Warcraft AddOns
GitHub List of Vanilla World of Warcraft AddOns 1.12.1 - Turtle WoW