Squad Tower is a crowd-runner: you lead a group forward through gates that multiply or reduce your numbers, and the size of the squad you arrive with determines whether you can take the tower waiting at the end.
The gates are the whole decision. A multiply gate that requires a detour is often worth it, and a subtract gate on the fast line usually isn't.
Prioritise multiply gates over add gates — a multiplier compounds everything you've collected, while an add gate is a flat bonus.
A tower that your squad has to take, with success depending on how many of you arrive.
Yes — drag to steer. Nothing to install.