A list of (if available) for in-game rewards.

During Seasonal Sales (Summer/Winter), the game often drops to $0.99 or $1.99 .

BTD6 is frequently featured as a "Free Game of the Week" on Epic. Once claimed, it is yours forever.

If you have these subscriptions, the game (and a special "+" version on Apple) is included for no extra cost.

Searching for specific "free" versions—especially older ones like v34.0—poses several risks to your device and your progress.

v34.0 is significantly older than the current live version. You will miss out on new towers (like the Beast Handler), new maps, and balance changes.

To help you get started with the most recent version, I can provide: A to the best starting towers.