While a might seem like a quick way to win more coins, it often hinders a player's long-term growth. Relying on a tool prevents you from developing the "intuitive feel" for the game that defines the world's best players. If you do choose to use one, stick to a physical ruler to avoid account flags—but remember, nothing beats the satisfaction of a cross-table bank shot made with pure skill.
The use of any external tool in 8 Ball Pool is a polarizing subject. Mini Ruler 8 Ball Pool
Many top players slightly tilt their phones to look "down the line" of the cue, similar to how a real pool player leans over the table. Final Verdict While a might seem like a quick way