: Fully playable without an internet connection. Is it ever free?
: Set towers in diverse environments like deserts, jungles, and caves. Kingdom Rush: Frontiers Free Download
While the base game is usually a one-time purchase on mobile and PC, the original Kingdom Rush is the only entry that is consistently free-to-play on mobile devices. Frontiers has historically been offered for free during events like the 2020 lockdowns, so it is worth checking the stores during major holidays or Ironhide anniversaries. : Fully playable without an internet connection